> <=>?@ABCDE l \pThe Free Software Foundation B=PF0*8X@"1 Helvetica1Courier1Courier New1Courier New1 Helvetica$#,##0_);($#,##0)$#,##0_);[Red]($#,##0)$#,##0.00_);($#,##0.00)$#,##0.00_);[Red]($#,##0.00)**_($* #,##0_);_($* (#,##0);_($* ""_);_(@_)*)'_(* #,##0_);_(* (#,##0);_(* ""_);_(@_)5,2_($* #,##0.00_);_($* (#,##0.00);_($* ""??_);_(@_)2+/_(* #,##0.00_);_(* (#,##0.00);_(* ""??_);_(@_)2$#,##0.00;[Red]$#,##0.003$#,##0.00;[Red]($#,##0.00)4$#,##0;[Red]($#,##00)50.00%;[Red](0.00%)60%;[Red](0%)7#,##0.00;[Red](#,##0.00)8#,##0;[Red](#,##0) + ) , * Ј ~~ ؈ ~~#؈ ~~ ؈ ~~8#܈ ~~3#܈ ~~4#܈ ~~7#܈ ~~9#܈ ~~83ffff̙̙3f3fff3f3f33333f33NO TITLE#NO TITLE (1)GPrecision Optics`Precision Optics (1)yPrecision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)SPrecision Optics (6)Precision Optics (7)&Precision Optics (8);Precision Optics (9)NPrecision Optics (10)/bPrecision Optics (11)}Precision Optics (12)<Precision Optics (13)εPrecision Optics (14)Precision Optics (15)Precision Optics (16)6Precision Optics (17)&PLongLived Asset Impairment Asse&}xLongLived Asset Impairment (1)&LongLived Asset Impairment (2)&ǶLongLived Asset Impairment (3)&LongLived Asset Impairment (4)&LongLived Asset Impairment (5)&?LongLived Asset Impairment (6)&XLongLived Asset Impairment (7)&iLongLived Asset Impairment (8)&}LongLived Asset Impairment (9)&'Costs to Obtain and Fulfill a C&Costs to Obtain and Fulfill (1)&Costs to Obtain and Fulfill (2)&Costs to Obtain and Fulfill (3)&NCosts to Obtain and Fulfill (4)&Costs to Obtain and Fulfill (5)&Costs to Obtain and Fulfill (6)&!Costs to Obtain and Fulfill (7)&,Costs to Obtain and Fulfill (8)&BCosts to Obtain and Fulfill (9)&SCosts to Obtain and Fulfil (10)&&lCosts to Obtain and Fulfil (11)&Costs to Obtain and Fulfil (12)&PCosts to Obtain and Fulfil (13)&\Costs to Obtain and Fulfil (14)&Costs to Obtain and Fulfil (15)&*Costs to Obtain and Fulfil (16)&.Costs to Obtain and Fulfil (17)&Net Investment Hedge Foreign Ex&%Net Investment Hedge Foreig (1)&R9Net Investment Hedge Foreig (2)&_Net Investment Hedge Foreig (3)&tNet Investment Hedge Foreig (4)&ENet Investment Hedge Foreig (5)&Net Investment Hedge Foreig (6)&Net Investment Hedge Foreig (7)&Net Investment Hedge Foreig (8)&Net Investment Hedge Foreig (9)&JNet Investment Hedge Forei (10)&Net Investment Hedge Forei (11)&<,Net Investment Hedge Forei (12)&yANet Investment Hedge Forei (13)&dYNet Investment Hedge Forei (14)&jNet Investment Hedge Forei (15)&0Net Investment Hedge Forei (16)Performance Materials +Performance Materials (1) Performance Materials (2) Performance Materials (3) !Performance Materials (4) Performance Materials (5) Performance Materials (6) [Performance Materials (7) qPerformance Materials (8)&߇Internal ControlIntegrated Fram&Internal ControlIntegrated (1)&Internal ControlIntegrated (2)&PInternal ControlIntegrated (3)&!Internal ControlIntegrated (4)~MNO TITLE (2)]fNO TITLE (3)
l #
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??PNO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019NO TITLE Delaware
364324765
(State of Incorporation)
,
$(I.R.S. Employer Identification No.)870 North Commons Drive~
b
Aurora , Illinois
(Zip Code)0((Address of principal executive offices)$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/,{omIth@=PF0*8X>
@b
l :;D
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLEPrecision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
:
#CABOT MICROELECTRONICS CORP10K
11/27/2019NO TITLE
PART I. Page
Item 1.Business~
Item 1A.Risk Factors~
F
Item 1B.!
Unresolved Staff Comments~
j
Item 2.
Properties~
nItem 3.Legal Proceedings~
rItem 4.Mine Safety Disclosures~
v0(Information about our Executive Officers~
z PART II. Item 5..&Market for Registrant's Common Equity,~
.&Related Stockholder Matters and Issuer&Purchases of Equity SecuritiesItem 6.Selected Financial Data~
Item 7.,$Management's Discussion and Analysis~
80of Financial Condition and Results of OperationsItem 7A.0(Quantitative and Qualitative Disclosures~
about Market RiskItem 8..&Financial Statements and Supplementary~
DataItem 9.5Changes in and Disagreements with Accountants~
Dl{ot'v'uw [i !"#$%&'()*+,./0123456789 . &on Accounting and Financial Disclosure!!Item 9A.!Controls and Procedures~
! ""Item 9B."Other Information~
" #### $ PART III.$$$ %%%% &&Item 10.3&+Directors, Executive Officers and Corporate~
& '''''''
Governance((Item 11.(Executive Compensation~
( ))Item 12.0)(Security Ownership of Certain Beneficial~
) ******5*Owners and Management and Related Stockholder+++++++Matters,,Item 13.7,/Certain Relationships and Related Transactions,~
, !and Director Independence..Item 14...&Principal Accountant Fees and Services~
. //// 0PART IV.000 1111 22Item 15.22*Exhibits and Financial Statement Schedules~
2 333
Exhibit Index~
3 444
Signatures~
4 56$7____________________________18)Created by Morningstar Document Research.09(http://documentresearch.morningstar.com/8^ 5Q>[*b2SG;=PF0*8X>
@T9988774444 3333 222222 00...... ,,,,,, ++**)))))) (((((( ''&&&&&& $$"""""" !!!!!!
l }^
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
NAME AGE POSITION
David H. Li~
%President and Chief Executive OfficerScott D. Beamer~
2*Vice President and Chief Financial Officer
H. Carol Bernstein
~

%Vice President, Secretary and General
CounselJeffrey M. Dysard~
1)Vice President and President, Performance
MaterialsColleen E. Mumford~
4,Vice President, Communications and MarketingEleanor K. Thorp~
'Vice President, Human ResourcesDaniel D. Woodland~
0(Vice President and President, Electronic
MaterialsThomas S. Roman~
2*Principal Accounting Officer and Corporate
Controller$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/<Jsgh,/Z]5wO=PF0*8X>
@"
l Kx
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
Period Total Number of Shares $ Average Price Paid Per Share Total Number of Shares # Approximate Dollar Value of
Purchased
%
Purchased as Part of Publicly
Shares that May Yet Be
#Announced Plans or Programs$Purchased Under the Plans or
Programs (in thousands)
$Jul. 1 through Jul. 31, 2019~
ףp=\@~
b~
$Aug. 1 through Aug. 31, 2019~
Q]@~
~
6q $Sep. 1 through Sep. 30, 2019~
f Q%a@~
f~
Y
Total~
{G^@~
~
Y$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/8sgG~jC$=PF0*8X>
@"
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }A$
BBBBBBBBBB B
BBB
BBBBBB#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
!"#$%&'()*+,./0123456789:;<=>?@A 9/14
12/14 3/15 6/15 9/15
!12/15 $ '3/16 * 6/16 0 39/16 6
912/16 < ?3/17
!
$
'
*

0
3
6
9
<
?*"Cabot Microelectronics Corporation~
ףp=\@33333#^@
ףp=j\@=
ףp]W@!HzgZ@#$')\X@)*(\Y@/03fffff&`@569GzVc@;<?p=
׃g@ANASDAQ Composite~
lZ@l[@Q[@~
!p=
C\@#$'p=
ד[@)*33333[@/03QE^@569Q^@;<?`@A
PHLX Semiconductor~
~
zGq[@
~
HzX@
!RZ@
#
$
'Gz>[@
)
*
Gz\@
/
0
3Gz`@
5
6
9
ףp=b@
;
<
?(\d@
A$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/*
hsgO$Nznb:=PF0*8X>
@2AAA
!"
'(
.
34
9:
?@
!"'(.349:?@
!"'(.349:?@ !# ') / 35 9; ?A
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U };$
<<<<<<<<<< <
<<<
<<<<<<#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
!"#$%&'()*+,./0123456789:; 6/17 9/17
12/17 3/18 6/18 !9/18 $
'12/18 * 3/19 0 36/19 6 99/19
!
$
'
*

0
3
6
9*"Cabot Microelectronics Corporation)\f@
ףp=h@Hzm@{Gp@Qp@!zGp@#$'\(m@)*ףp=
q@/03Gzlq@569RYv@;NASDAQ CompositeGza@ b@Rc@Gzvd@Qe@!Gzng@#$')\`c@)*(\f@/03{Gg@569(\g@;
PHLX Semiconductor
{GRe@
Q;h@
33333j@
q=
ףk@
k@
!33333l@
#
$
'q=
ףph@
)
*
q=
ףm@
/
0
3R1o@
5
6
9)\p@
;$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/*hsg}]QE=PF0*8X>
@r.;;;
!"
'(
.
34
9:
!"'(.349:
!"'(.349: !# ') / 35 9;
l *
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }3$
*4444444444 4
444
4444444444444444444#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
Year Ended September 30, ! $ ' *  0 3
~
~
~
~
~
~/'Consolidated Statements of Income Data: Revenue~
V?~
$~
~
E~
FF
Cost of sales~
Q$
~
~
q
~
^q
~
*R
Gross profit~
v~
+~
Ƃ~
j~
Operating expenses: +#Research, development and technical~
'~
+~
:X~
~
+#Selling, general and administrative~
Z
~
V:~
NG~
~
Asset impairment charges~
~
r
  Total operating expenses~
E~
f ~
~
:H~
_ Operating income~
~
~
~
2~
Interest expense~
~
f~
F~
I~
F Interest income~
$~
D~
$~
~
#Other income (expense), net~
~
f~
*~
b~
"Income before income taxes~
~
~
~
L~
vX"Provision for income taxes~
Nu~
R'~
R^~
v~
.
Net income~
d~
n~
N~
&~
JmDlsgoN/\@=d 4!4"4#4$4%4&4'4(4)4 !Basic earnings per share!Q?!!! =
ףp=@!!!(\@!!!(\@!!!(\@!1")Weighted average basic shares outstanding~
"n""~
" ""~
"ކ""~
"6x""~
"w""#Diluted earnings per share#?### (\@###333333@###q=
ףp@###Gz@#3$+Weighted average diluted shares outstanding~
$$$~
$ $$~
$$$~
$v~$$~
$$%&$'____________________________1()Created by Morningstar Document Research.0)(http://documentresearch.morningstar.com/=PF0*8X>
@w))5((5''5$$$$$$
$$$$$$######
######""""""
""""""!!!!!!
!!!!!!
l p
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }3$
4444444444 4
444
4444444444444444#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
As of September 30, ! $ ' *  0 3
~
~
~
~
~
~)!Consolidated Balance Sheets Data: !Cash and cash equivalents~
>~
f~
I~
ދ~
:
Other current assets~
~
^
~
X
~
~
z
*"Property, plant and equipment, net~
J~
~
}~
~
Other assets~
Z~
~
~
9~
~hTotal assets~
~
/~
2~
b,~
O( Current liabilities~
w
~
,~
6~
v~
Longterm debt~
>8 ~
~
F~
z #Other longterm liabilities~
j~
~
~
~
Total liabilities~
5N~
~
^~
:~
Z!Stockholders' equity~
f;~
(~
vQ$~
_~
.2*Total liabilities and stockholders' equity~
~
/~
2~
b,~
O($____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/>'0sgtY<(O=PF0*8X>
@bL555
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$ }$}
$ }$}$ }$}$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
Year Ended September 30,
~
~
~
Revenue~
% ~
%~
%
Cost of sales
fffffL@
ffffffG@
33333H@
Gross profitYE@ J@I@ +#Research, development and technical~
!@%@+#Selling, general and administrative4@ 3333331@1@ Asset impairment charges@ ?Operating incomeffffff%@ ;@6@Interest expense@ ??Interest income? ffffff??#Other income (expense), netٿ ?"Income before income taxesffffff@ ffffff;@5@"Provision for income taxesffffff@ !@@
Net incomeffffff@ % 2@ %1@ %$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/DylsgkQ2HU!?Gp=PF0*8X>
@;
l %
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
) !Twelve Months Ended September 30,
~
~
~
Segment Revenue Electronic Materials~
n2~
""~
Performance Materials~
}
~
~
Z
Total~
V?~
$~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/,<sg&t=PF0*8X>
@
l :
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }'$
(((((((((( (
(((
((((((((#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics ) !Twelve Months Ended September 30, ! $ '
~
~
~
Segment Adjusted EBITDA: Electronic Materials ~
~
~
RQ
Performance Materials
~
~
^p
~
R'
( Unallocated corporate expenses ~
"~
z~
Total ~
Y~
~
d$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/.sg_H;y=PF0*8X>
@)))
l M
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$ }$}
$ }$}$ }$}$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
) !Twelve Months Ended September 30,
~
~
~
Adjusted EBITDA Margin Electronic Materials33333A@ % C@ %33333sA@ %
Performance Materials
LF@
%
7@
%
&@
%$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/*6hsgk2=PF0*8X>
@
l `
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
) !Twelve Months Ended September 30,
~
~
~
Segment Adjusted EBITDA Electronic Materials~
~
~
RQ
Performance Materials~
~
^p
~
R'
&Unallocated Corporate Expenses~
"~
z~
Total~
Y~
~
d$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/.sg&yleYM%=PF0*8X>
@
l !{{
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
!
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
) !Twelve Months Ended September 30,
~
~
~
Net income~
d~
n~
NInterest expense~
~
f~
F
Interest income~
Z
~
~
F
Income taxes~
Nu~
R'~
R^%Depreciation and amortization~
~
R~
*EBITDA*~
~
[~
"d3+Acquisition and integration related expense~
V~
V< 2*Charge for fair value writeup of acquired~
V  inventory sold%Cost related to KMGBernuth warehouse~
ƚ  fire.&Costs related to restructuring of wood~
 treatment business.&Charges related to asset impairment of~
 wood treatment businessAdjusted EBITDA**~
Y~
~
"d $____________________________1)Created by Morningstar Document Research.Do
lsg&D{CX:izn 0 (http://documentresearch.morningstar.com/H=PF0*8X>
@;
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
CONTRACTUAL OBLIGATIONS
Total Less Than 13 35 After 5
(In millions)
1 Year
Years
Years
Years Debt@ *@L5@L5@fffff>@!
Interest expense and fees
fffffl@
33333sH@
fffffQ@
,Q@
@D@
Purchase obligationšN@ YM@333333@  Operating leases~
~
ffffff"@333333@~
2Severance agreements @ @?  %Other longterm liabilities *;@ 333333+@?*@%Total contractual obligations̔@~
̌]@33333X@M@$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/4sgUC
.Xg=PF0*8X>
@8
l )e
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
)
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
Year Ended September 30,
~
~
Revenue~
jC~
.@
Cost of sales~
&
~
$
Gross profit~
N~
iOperating expenses: +#Research, development and technical~
'~
+4,Selling, general and administrative expenses~
~
. Asset impairment charges~
 Total operating expenses~
~
Operating income~
B ~
ƼInterest expense~
G~
r)Interest income~
v%~
6F#Other income (expense), net~
~
>"Income before income taxes~
~
"Provision for income taxes~
R~
Net income~
@~
Basic earnings per share333333@ @ 1)Weighted average basic shares outstanding~
~
N DlsgCO >ob !"#$%&'(" Diluted earnings per share zG@ )\(@ !!!!!! !3"+Weighted average diluted shares outstanding~
""""~
" "#### $%$&____________________________1')Created by Morningstar Document Research.0((http://documentresearch.morningstar.com/2sg?=PF0*8X>
@=((''&&""""""
l +
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
+
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
" Cabot Microelectronics (1) KMG Chemicals (2)
%
Year Ended September 30, 2019
,
$October 1, 2018 to November 14, 2018
)
!Presentation Reclassification (3)
!
Pro Forma Adjustments (4)
Pro Forma Combined Revenue~
V?~
j
$
$~
jC
Cost of sales~
Q$
~
:
~
J
~
4
~
&
Gross profit~
v~
~
~
^~
NOperating expenses: Distribution expenses ~
J~
 +#Research, development and technical~
'   ~
'4,Selling, general and administrative expenses~
Z
~
x ~
~
#Amortization of intangibles ~
^ ~
 Asset impairment charges~
 ~
~
Total operating expenses~
E~
R~
~
~~
Operating income (loss)~
~
B ~
~
B Interest expense~
~
f ~
~
GInterest income~
$~
 ~
v%"Derivative fair value gain ~
~
& #Other income (expense), net~
~
 ~
)!Income (loss) before income taxes~
~
~, ~
r~
,$Provision for income taxes (benefit)~
Nu~
~
.a~
RNet income (loss)~
d~
f
$~
Fu~
@ Basic earnings per shareQ?
$333333@Dlsg\W !"#$%&'()* 1!)Weighted average basic shares outstanding~
!n!!! ! !!!!!!!!!!!~
!!"""""" """"""""""""""#Diluted earnings per share#?###
# $############zG@#$$$$$$ $$$$$$$$$$$$$3%+Weighted average diluted shares outstanding~
%%%% % %%%%%%%%%%%~
%%&'$(____________________________1))Created by Morningstar Document Research.0*(http://documentresearch.morningstar.com/c
&6"
=PF0*8X>
@
**))((%%%%%%
%%######
##!!!!!!
!!
l ,>
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
,
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
Cabot Microelectronics KMG Chemicals (1)
%
Year Ended September 30, 2018
%
Year Ended September 30, 2018
Presentation
Pro Forma Adjustments
Pro Forma
Reclassification (2)~
Combined
Revenue~
$
~
$
$
~
.@
Cost of sales~
~
~
1~
~
$Gross profit~
+~
nC~
v~
+~
iOperating expenses: Distribution expenses ~
1~
v  +#Research, development and technical~
+   ~
+4,Selling, general and administrative expenses~
V:~
~
Nu~
.#Amortization of intangibles ~
~
z  Total operating expenses~
f ~
~
v~
Ə~
Operating income~
~
Z ~
"~
ƼInterest expense~
f~
N' ~
~
r)Interest income~
D~
R  ~
6F*"Loss on the extinguishment of debt ~
*k ~
ڔ "Derivative fair value gain ~
X ~
. #Other income (expense), net~
f~
 ~
>"Income before income taxes~
~
V ~
~
"Provision for income taxes~
R'~
~
~
Net income~
n~
r
$~
~
Dlsg`F !"#$%&'()*+ Basic earnings per share =
ףp=@ Gz@ @ !!!!!! !!!!!!!!!!!!!1")Weighted average basic shares outstanding~
""""~
" """""""""""~
"N"###### #############"$Diluted earnings per share$(\@$$$$ @$$$$$$$$$$$$)\(@$%%%%%% %%%%%%%%%%%%%3&+Weighted average diluted shares outstanding~
&&&&~
& &&&&&&&&&&&~
&&'($)____________________________1*)Created by Morningstar Document Research.0+(http://documentresearch.morningstar.com/#=PF0*8X>
@++**))&&&&&&
&&$$$$$$
$$""""""
""
l %24
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
%
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics
% Year Ended September 30, 2019 % Year Ended September 30, 2018
Impact to Cost of sales:
.&Depreciation and amortization, net (a)~
~
Inventory stepup (b)~

Impact to Cost of sales~
4
~
$Impact to Operating expense: 1) Depreciation and amortization, net (a)~
~
' Asset impairment true up (c)~
# Compensation expense (d)~
~
Deal costs (e)~
~
v91 Historical KMG amortization in other operating~
~
zexpenses removal (a)$Impact to Operating expenses~
~~
Ə .&Impact to Other income (expense), net: 1) Loss on the extinguishment of debt (f) ~
ڔ)! Derivative fair value gain (f)~
&~
X%Impact to Other income (expense), net~
&~
#Impact to Interest expense: Interest expense (g)~
~
"Impact to Interest expense~
~
Dlsgm%St.T4Fey !"#$ !$"____________________________1#)Created by Morningstar Document Research.0$(http://documentresearch.morningstar.com/
P=PF0*8X>
@4$$##""
l (KxN
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U } $
(
#CABOT MICROELECTRONICS CORP10K
11/27/2019Precision Optics Page*
"Consolidated Financial Statements:
/'Report of Independent Registered Public~
Accounting Firm

%Consolidated Statements of Income for~
6.the years ended September 30, 201 9 , 201 8 and 201 70(Consolidated Statements of Comprehensive~
0(Income for the years ended September 30,%201 9 , 201 8 and 201 70(Consolidated Balance Sheets at September~
30, 201 9 and 201 8%Consolidated Statements of Cash Flows~
4,for the years ended September 30, 201 9 ,201 8 and 201 7%Consolidated Statements of Changes in~
0(Stockholders' Equity for the years ended3+September 30, 201 9 , 201 8 and 201 76.Notes to the Consolidated Financial Statements~
,$Selected Quarterly Operating Results~
%Financial Statement Schedule: .&Schedule II  Valuation and Qualifying~
D
lsg4@Uhsi
!
"
#
$
%
&
'
. &Accounts for the years ended September!!!!30, 2019, 2018 and 2017"!"Management Responsibility~
""#$$%____________________________1&)Created by Morningstar Document Research.0'(http://documentresearch.morningstar.com/1c=PF0*8X>
@2&''&&%%""""!!
l 1lu
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$$
1%%%%%%%%%% %
%%%
%%%%%%%%%%%%%%%%%%%#CABOT MICROELECTRONICS CORP10K
11/27/2019?7LongLived Asset Impairment Assessment  Wood Treatment
Year Ended September 30, ! $
~
~
~
Revenue~
V?~
$~
Cost of sales~
Q$~
~
q Gross profit~
v~
+~
Ƃ Operating expenses: +#Research, development and technical~
'~
+~
:X+#Selling, general and administrative~
Z
~
V:~
NG Asset impairment charges~
~
r
Total operating expenses~
E~
f ~
Operating income~
~
~
Interest expense~
~
f~
F Interest income~
$~
D~
$ #Other income (expense), net ( 4,055 )~
f( 438 )"Income before income taxes~
~
~
DldXL@DNE6(=p^L; %!%"%#%$%%%&%'%(%)%*%+%,%%.%/%0% "!Provision for income taxes~
!Nu!!~
! R'!!~
!R^!!!!"""" """""#
Net income~
#d##~
# n##~
#N####$$$$ $$$$$ %Basic earnings per share%Q?%%% =
ףp=@%%%(\@%%%%&&&& &&&&&1')Weightedaverage basic shares outstanding~
'n''~
' ''~
'ކ''''(((( (((((")Diluted earnings per share)?))) (\@)))333333@))))**** *****3++Weightedaverage diluted shares outstanding~
+++~
+ ++~
+++++,$.____________________________1/)Created by Morningstar Document Research.00(http://documentresearch.morningstar.com/&@xlF_2&=PF0*8X>
@P00&//&..&++++++
++))))))
))''''''
''%%%%%%
%%######
##!!!!!!
!!
l z
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019?7LongLived Asset Impairment Assessment  Wood Treatment
Year Ended September 30,
~
~
~
Net income~
d~
n~
N
.&Other comprehensive income (loss), net of tax:0(Foreign currency translation adjustments ( 8,548 )~
( 6,746 ),$Minimum pension liability adjustment( 449 ) ( 26 )~
R/'Net unrealized (loss) gain on cash flow
( 18,780 ) ( 63 )~
~
hedges .&Other comprehensive income (loss), net
( 27,777 )~
: ( 5,607 )of tax Comprehensive income~
~
~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/@
DdXL@hr@A/@.`TH =PF0*8X>
@#
l C+@
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
C
#CABOT MICROELECTRONICS CORP10K
11/27/2019?7LongLived Asset Impairment Assessment  Wood Treatment
September 30,
~
~
ASSETS Current assets: !
Cash and cash equivalents~
>
~
f
/'Accounts receivable, less allowance for~
~
5doubtful accounts of $ 2,377 at September 30,/'2019, and $ 1,900 at September 30, 2018Inventories~
~
c1)Prepaid expenses and other current assets~
~
XTotal current assets~
2
~
v *"Property, plant and equipment, net~
J~
Goodwill~
V+~
n+$Other intangible assets, net~
.~
&Deferred income taxes~
f~
B[Other longterm assets~
>Y~
HTotal assets~
~
/ ,$LIABILITIES AND STOCKHOLDERS' EQUITY Current liabilities: Accounts payable~
T~
)!Current portion of longterm debt~
D+ldXL@s? e/Z*h=a !"#$%&'()*+,./0123456789:;<=>?. &Accrued expenses, income taxes payable~
S ~
%!and other current liabilities!"Total current liabilities~
"w
""~
" ,"#### /$'Longterm debt, net of current portion,~
$>8$$ $ $3%+less prepaid debt issuance cost of $ 17,9007&/at September 30, 2019 and $ 0 at September 30,~
'(Deferred income taxes~
(&r((~
( F(#)Other longterm liabilities~
)F))~
) )*Total liabilities~
*5N**~
* *++++ /,'Commitments and contingencies (Note 20),,,  .Stockholders' equity:... /%Common Stock: Authorized: 200,000,000~
///~
/ /50shares, $ 0.001 par value; Issued: 39,592,46831+shares at September 30, 2019 and 35,862,465$2shares at September 30, 201803(Capital in excess of par value of common~
3\<33~
3 %3
4stock5Retained earnings~
5*55~
5 5.6&Accumulated other comprehensive (loss)6
( 23,238 )66~
6 F67income18)Treasury stock at cost, 10,491,252 shares8( 446,906 )888 ( 432,054 )839+at September 30, 2019 and 10,356,147 shares:at September 30, 2018";Total stockholders' equity~
;f;;;~
; (;<<<< 2=*Total liabilities and stockholders' equity~
===~
= /=>?D=le^'}2L@/XFg[@AB$@____________________________1A)Created by Morningstar Document Research.0B(http://documentresearch.morningstar.com/
(=PF0*8X>
@:gBBAA@@======
;;;;;;
::99888888
77666666
555555
44333333
221100//////
..,,******
))))))
((((((
''&&%%$$$$$$
""""""
!!
l B
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
B
#CABOT MICROELECTRONICS CORP10K
11/27/2019?7LongLived Asset Impairment Assessment  Wood Treatment
Year Ended September 30,
~
~
~
%Cash flows from operating activities:
Net income~
d~
n~
N.
&Adjustments to reconcile Net income to
2*net cash provided by operating activities:%Depreciation and amortization~
~
R~
*&Accretion on ARO  Liabilities~
J  'Provision for doubtful accounts~
~
~
j( Sharebased compensation expense~
~
V!~
2*"Deemed repatriation transition tax ~
2 %Deferred income tax expense (benefit)
( 27,150 )~
N~
"%Noncash foreign exchange (gain)/loss~
( 873 )~
2*Loss/(Gain) on disposal of property, plant( 36 )~
n ( 1,820 )
and equipmentImpairment of assets~
~
r
7/Realized loss on the sale of availableforsale ~

securities/'Noncash charge on inventory step up of~
V  acquired inventory sold+#Amortization of debt issuance costs~
   (Gain) on sale of assets  ( 956 ) 
Other ( 1,362 )~
~
DldXL@hMc[ y`<&l !"#$%&'()*+,./0123456789:;<=>?4 ,Changes in operating assets and liabilities: !Accounts receivable! ( 6,156 )!!!
( 12,068 )!!! ( 3,986 )!"Inventories"
( 20,993 )""" ( 442 )""" ( 1,220 )")#!Prepaid expenses and other assets~
#j### ( 5,818 )### ( 1,576 )#$Accounts payable~
$.$$~
$ $$~
$
$.%&Accrued expenses, income taxes payable%
( 20,275 )%%~
% %%~
%L%&and other liabilities1')Net cash provided by operating activities~
'
''~
' N
''~
''(((( (()%Cash flows from investing activities:))) ))2**Additions to property, plant and equipment*
( 55,972 )***
( 21,308 )***
( 21,174 )*1+)Proceeds from the sale of property, plant +++ + ++~
++,
and equipment5Acquisition of business, net of cash acquired
( 1,182,187 )   0.(Cash settlement of life insurance policy~
.=.. . .. ..)/!Proceeds from the sales of assets~
/"//~
/ N/// //20*Purchases of availableforsale securities 0000 ( 209,048 )00 0001(Proceeds from the sale and maturities of 111~
1
11~
112investment securities*3"Settlement of net investment hedge 3333 ( 9,882 )33 334%Net cash used in investing activities4
( 1,232,976 )444
( 22,751 )444
( 19,783 )45555 556%Cash flows from financing activities:666 66#7Repayment of longterm debt7( 105,326 )777 ( 144,375 )777
( 10,938 )78Dividends paid8
( 46,324 )888
( 30,730 )888
( 19,041 )8#9Repurchases of common stock9
( 14,720 )999
( 44,288 )999
( 14,208 )9+:#Net proceeds from issuance of stock~
:::~
: g::~
:^:";Issuance of longterm debt~
;@;; ; ;; ;;<Debt issuance costs<
( 18,745 )<< < << <<=>$?____________________________Dl`=,xQLX @A1@)Created by Morningstar Document Research.0A(http://documentresearch.morningstar.com/=PF0*8X>
@AA@@??<<<<<<
<<;;;;;;
;;::::::
::999999
99888888
88777777
7766444444
44333333
3322111111
11000000
00//////
//......
..
,,++++++
++******
**))''''''
''&&%%%%%%
%%$$$$$$
$$######
##""""""
""!!!!!!
!!
l &
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
&
#CABOT MICROELECTRONICS CORP10K
11/27/2019?7LongLived Asset Impairment Assessment  Wood Treatment
. &Principal payments under capital lease  ( 1,200 ) 
obligations0(Tax benefits associated with sharebased  ~
vfcompensation expense0
(Net cash provided by (used in) financing~
6
( 197,562 )
( 7,015 )
activities /'Effect of exchange rate changes on cash( 863 )~
>e ( 4,160 )#Increase (decrease) in cash( 164,426 )
( 44,969 )~
..&Cash and cash equivalents at beginning~
f~
I~
ދof year0(Cash and cash equivalents at end of year~
>~
f~
I 91Supplemental disclosure of cash flow information: 2*Cash paid for income taxes (net of refunds~
)~
=~
& received)Cash paid for interest~
6d~
&~
@ 5Supplemental disclosure of noncash investing !and financing activities:2*Purchases of property, plant and equipment~
ʇ~
~
B3+in accrued liabilities and accounts payableat the end of periodD
ldXL@hR
@9%%$$##
l >&B:
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }#$
>$$$$$$$$$$ $
$$$
$$$$$$$$$$$$$$$$$$$#CABOT MICROELECTRONICS CORP10K
11/27/2019?7LongLived Asset Impairment Assessment  Wood Treatment
!"# Common Capital Retained Accumulated Treasury
!Total
Stock
In Excess
Earnings
Other
Stock Of Par
Comprehensive
Income%
Balance at September 30, 2016~
~
bf
~
b0
~
R
$( 373,558 )
~
!_
# !( Sharebased compensation expense~
2~
!2#/'Repurchases of common stock under share
( 12,035 )!
( 12,035 )#!repurchase plans, at cost/'Repurchases of common stock  other, at ( 2,173 )! ( 2,173 )#cost!Exercise of stock options~
~
F~
!J#0(Issuance of Cabot Microelectronics stock~
.~
!.#*"under Employee Stock Purchase Plan2*Tax benefits from sharebased compensation~
d~
!d#
plans
Net income ~
N~
!N#/'Dividends ($ 0.78 per share in dollars)
( 19,847 )!
( 19,847 )#/'Foreign currency translation adjustment ( 6,746 )! ( 6,746 )#Interest rate swaps ~
~
~
!~
#,$Minimum pension liability adjustment ~
R~
!R#%Balance at September 30, 2017~
~
*u#~
H~
=$( 387,766 )~
!vQ$#( Sharebased compensation expense~
Z!~
!Z!#DldXL@KhCbR}Eu $!$"$#$$$%$&$'$($)$*$+$,$$.$/$0$1$2$3$4$5$6$7$8$9$:$;$<$=$/ 'Repurchases of common stock under share
( 40,726 ) !
( 40,726 ) #!!repurchase plans, at cost/"'Repurchases of common stock  other, at""" """""" ( 3,562 )"""! ( 3,562 )"##cost!$Exercise of stock options~
$$$~
$ :$$$$$$$$~
$!>$#0%(Issuance of Cabot Microelectronics stock%%~
% %%%%%%%%~
%!%##&under Deposit Share Program0'(Issuance of Cabot Microelectronics stock''~
' "6''''''''~
'!"6'#*("under Employee Stock Purchase Plan)
Net income))) )~
)n))))))~
)!n)#/*'Dividends ($ 1.40 per share in dollars)*** **
( 36,251 )*******!
( 36,251 )*#/+'Foreign currency translation adjustment+++ +++~
+
++++~
+!
+#,Interest rate swaps,,, ,,,,( 63 ),,,,,!( 63 ),#,$Minimum pension liability adjustment ( 26 )!( 26 )#%.Balance at September 30, 2018~
...~
. %..~
...~
.F...$( 432,054 )..~
.!(.#//// ////////!(0 Sharebased compensation expense00~
0 00000000~
0!0#21*Repurchases of common stock, at cost under111 111111
( 10,002 )111!
( 10,002 )1# 2share Repurchase Program/3'Repurchases of common stock  other, at333 333333 ( 4,850 )333! ( 4,850 )3#4cost!5Exercise of stock options~
555~
5 *55555555~
5!.5#.6&Issuance of common stock in connection~
666~
6 466666666~
6!46#7with the Acquisition58Issuance of Cabot Microelectronics restricted88~
8 .88888888~
8!.8#)9!stock under Deposit Share Program:$;____________________________1<)Created by Morningstar Document Research.0=(http://documentresearch.morningstar.com/@D4`9e7,!=PF0*8X>
@R==#<<#;;#998888
88!"77666666
66!"555555
55!"44333333!"22111111!"0000
00!"......
........!"!",,,,,,!"++++++!"******!"))))))!"((''''
''!"&&%%%%
%%!"$$$$$$
$$!"##""""""!"!! !"
!"
!"!"!"!"!"!"
!"
!"
!"!"!"
!"
!"
!#
l LW
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }#$
$$$$$$$$$$ $
$$$
$$$$$$$$$$$$#CABOT MICROELECTRONICS CORP10K
11/27/2019?7LongLived Asset Impairment Assessment  Wood Treatment
!"#0 (Issuance of Cabot Microelectronics stock ~
= ~
!= #*
"under Employee Stock Purchase Plan
Net income ~
d~
!d#/'Dividends ($ 1.66 per share in dollars)
( 48,454 )!
( 48,454 )#5
Effect of the adoption of revenue recognition
( 933 )
!( 933 )
#accounting standards/'Foreign currency translation adjustment ( 8,548 )! ( 8,548 )#Interest rate swaps
( 18,780 )!
( 18,780 )#,$Minimum pension liability adjustment ( 449 )!( 449 )# !%Balance at September 30, 2019~
~
\<~
*$( 23,238 )$( 446,906 )~
!f;#$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/6dXL@Bh=PF0*8X>
@
!###
!"!"!"!"
!"!"!"
!"
l Ph
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019?7LongLived Asset Impairment Assessment  Wood Treatment( Balance as of September 30, 2018~
"
Amounts charged to expense~
"Deductions and adjustments~
( Balance as of September 30, 2019~
&%
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/(%TdXL@r2=PF0*8X>
@Z
l 
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$ }$}
$ }$}$ }$}$
#CABOT MICROELECTRONICS CORP10K
11/27/2019?7LongLived Asset Impairment Assessment  Wood Treatment
% Year Ended September 30, 2019
~
~
~
Intel~
: % * *
Samsung Group (Samsung)~
.
%
~
J
%
~
B
%.&Taiwan Semiconductor Manufacturing Co. *~
2 %~
6 %(TSMC)
SK Hynix Inc. *~
* % *Micron Technology Inc. * *~
* %$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2dXL@hmkB{=PF0*8X>
@
l ,
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019?7LongLived Asset Impairment Assessment  Wood Treatment Land Improvements 10  20 years
Buildings
15  30 yearsMachinery and equipment
3  20 yearsFurniture and fixtures
5  10 years
Vehicles
5  8 yearsInformation systems3  5 years#Assets under capital leases.&Term of lease or estimated useful life$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/.dXL@V_SG=PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
September 30, 2019 October 1, 2018&
Contract liabilities (current)~
BN
~
R
)!Contract liabilities (noncurrent)~
~
^
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/&d@ui]QpY=PF0*8X>
@Z
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract Amount9
1Total cash consideration paid for KMG outstanding~
R6
&common stock and equity awards( Cash provided to payoff KMG debt~
"%
Total cash consideration paid~
rI
3+Fair value of Cabot Microelectronics common~
4/'stock issued for KMG outstanding commonstock and equity awards'Total consideration transferred~
]$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2ui]Q j$]:=PF0*8X>
@
l {
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract Amount
Cash~
j
Accounts receivable~
:Inventories~
'1
)Prepaid expenses and other current assets~
%Property, plant and equipment~
Intangible assets~
3Other longterm assets~
ZAccounts payable
( 28,835 )6.Accrued expenses and other current liabilities
( 44,216 ))!Deferred income taxes liabilities( 154,449 )$Other longterm liabilities*
( 15,900 ).&Total identifiable net assets acquired~
j8Goodwill~
\%'Total consideration transferred~
]$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/>0ui]Q KF\SG;=PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
Fair Value Estimated Useful Life
(years))!Customer relationships  Flowchem~
9~
R4,Customer relationships Electronic chemicals~
~
N*
"Customer relationships  all other~
"
15  16Technology and knowhow~
7 9  11Trade name  Flowchem~
IndefiniteTrade name  all other~
bm 1  15'EPA product registration rights~
#~
>Total intangible assets~
3 $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/4ui]Qr&bK=PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
Year Ended September 30,
~
~
Revenues~
jC~
.@
Net income~
@~
"
Earnings per share  basic
333333@
ףp=
?
$Earnings per share  dilutedzG@ 333333?$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/,pui]QyE9=PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
September 30, 2019 Level 1 Level 2 Level 3
Total
Fair ValueAssets: !Cash and cash equivalents~
>
$
$~
>#
Other longterm investments~
R


~
R
Total assets~
$
$~
Liabilities: ( Derivative financial instruments ~
z ~
zTotal liabilities
$~
z
$~
z$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/4
ui]Q1,{&Z=PF0*8X>
@"$
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
September 30, 2018 Level 1 Level 2 Level 3
Total
Fair ValueAssets: !Cash and cash equivalents~
f
$
$~
f#
Other longterm investments~


~
Total assets~
*
$
$~
* Liabilities: ( Derivative financial instruments ~
N ~
NTotal liabilities
$~
N
$~
N$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/4
ui]Q1,{&Z=PF0*8X>
@"$
l +
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
September 30,
~
~
Raw materials~
~
:%Work in process~
2~
~
Finished goods~
g
~
ο
Total~
~
c$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/,Hui]QPB=PF0*8X>
@
l @
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
September 30,
~
~
Land~
6~
Buildings~
~
R
Machinery and equipment~
~
Vehicles~
Furniture and fixtures~
>~
^vInformation systems~
~
~
Capital lease~
~
Construction in progress~
R~
+#Total property, plant and equipment~
^"~
~&Less: accumulated depreciation( 294,213 ) ( 265,204 ))!Net property, plant and equipment~
J~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/:ui]QPH4w=PF0*8X>
@:'
l R
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract Amount ,
$Beginning Balance at October 1, 2018
$
3+Addition: Purchase Accounting in connection~
ƽwith the Acquisition&
Reduction: Liabilities Settled

'Addition: Accretion of discount~
J,$Ending Balance at September 30, 2019~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/.ui]Q D$RF:=PF0*8X>
@z
l j
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
Electronic Materials Performance Materials
Total%
Balance at September 30, 2017~
~
X
~
8
+#Foreign currency translation impact( 154 ) ( 154 )
Sale of certain assets

( 695 )
( 695 )
%Balance at September 30, 2018~
N~
"N~
n+ +#Foreign currency translation impact ( 3,145 )~
( 3,141 )%Goodwill arising from the Acquisition~
N~
:~
\% %Balance at September 30, 2019~
v~
j~
V+$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/8ui]Qy\"yN`5)=PF0*8X>
@"
l "
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }9$
":::::::::: :
:::
:::::::::::::::::::#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
!"# September 30, 2019 !September 30, 2018 0 3 6 9
Gross Carrying
Accumulated
Net
Gross Carrying
Accumulated
!NetAmount Amortization
AmountAmortization80Other intangible assets subject to amortization: !
%Product technology, trade secrets and~
~
Q
~
?
~
~
f
~
!o
#knowhow%Acquired patents and licenses~
~
6~
~
:~
~
!J#,$Customer relationships, distribution~
r)~
^~
%~
~
~
!#rights and other !%Total other intangible assets subject~
1~
6~
$+~
2~
~
!#to amortization !.&Other intangible assets not subject to !
amortization:+#Other indefinitelived intangibles*~
~
~
J ~
!J#1)Total other intangible assets not subject~
~
~
J ~
!J#to amortization !%Total other intangible assets~
&4~
6~
.~
D~
~
!
&#$____________________________Dlui]Q%90g^C)( :!:1 )Created by Morningstar Document Research.0!(http://documentresearch.morningstar.com/=PF0*8X>
@:G!!; ;;
!"
!"
!"
!"
!"
!"
!"
!# !/
l y
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }!$
"""""""""" "
"""
""""""""""""""""""#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
Gross Carrying Amount !
%
Balance at September 30, 2018
(
Additions due to the Acquisition
Impairment
FX and Other%
Balance at September 30, 2019
Accumulated Amortization!
Net at September 30, 201980Other intangible assets subject to amortization: ,$Customer relationships, trade names,~
~
be+
( 51,969 )
$( 2,335 )~
r)~
^~
%
and distribution rights%Product technology, trade secrets and~
~
7 ( 9,651 )( 726 )~
~
Q~
?knowhow%Acquired patents and licenses~
:~
# ( 1,689 )~
:~
~
6~
%Total other intangible assets subject~
2~
B0
( 63,309 ) ( 2,919 )~
1~
6~
$+to amortization .&Other intangible assets not subject to
amortization:+#Other indefinitelived intangibles*~
J~
 ~
~
1)Total other intangible assets not subject~
J~
 ~
~
to amortization%Total other intangible assets~
D~
3 $( 63,309 )
$( 2,919 )~
&4~
6~
.$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/BXui]Q1
@RJ###
l ]
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract Fiscal Year Estimated
AmortizationExpense~
$ 90,811
~
~
&{~
~
~
~
>~
~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2ui]QM`,=PF0*8X>
@
l 6
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
September 30, 2019
#
Balance Prior to Impairment
Impairment
Balance after Impairment+#Property, plant, and equipment, net~
L~
~?~
4,Other intangible assets  Product technology~
~
Ζ~
.2
*Other intangible assets  Acquired patents~
~
f
~
v
and licenses91Other intangible assets  Customer relationships,~
~
,~
Χ&distribution rights, and other
Total~
:~
~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2~ui]Qy7k=PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
September 30,
~
~
Longterm contract asset~
2~
2!Longterm SERP Investment~
R~
.
&Prepaid unamortized debt issuance cost~

 revolverOther longterm assets~
,~
Total~
>Y~
H$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0ui]QPMA5
=PF0*8X>
@
l m
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract
September 30,
~
~
Accrued compensation~
F~
(Income taxes payable~
~
Dividends payable~
f
~
1)KMG  Bernuth warehouse fire related (See~
 Note 20)&Taxes, other than income taxes~
&b~
$Interest rate swap liability~
S .&Deferred revenue and customer advances~
BN~
zLAccrued Interest~
n: 5Goods and services received, not yet invoiced~
0~
Other~
>~
Total~
S~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/<ui]QP3Ah
C=PF0*8X>
@B(
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019.&Costs to Obtain and Fulfill a Contract Fiscal Year Principal Repayments~
~
~
~
j~
~
j~
~
j
~
~
j
Thereafter~
N)7~
:$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/01ui]Qn:b0$=PF0*8X>
@
l $
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }'$
(((((((((( (
(((
((((((((((((#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
Derivative Assets Derivative Liabilities $ '
September 30,
September 30,
$
',$Consolidated Balance Sheets Location~
~
~
~
5Derivatives designated as hedging instruments $
Interest rate swap contracts.
&Accrued expenses, income taxes payable
$
$
~
S
$
%and other current liabilities#Other longterm liabilities
$
$~
f&
$%Derivatives not designated as hedging instruments"Foreign exchange contracts1)Prepaid expenses and other current assets
$
$
$
$.&Accrued expenses, income taxes payable
$
$~
~
N%and other current liabilities$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/6l`THAft'\^=PF0*8X>
@:')))
# #
l W8
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
. &Gain (Loss) Recognized in Consolidated
Statements of Income'Fiscal Year Ended September 30,2*Consolidated Statements of Income Location~
~
~

%Derivatives not designated as hedging
instruments"Foreign exchange contracts#Other income (expense), net~
r
$( 1,569 )
$( 1,462 )$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/.l`THLjs =PF0*8X>
@
l U\
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$

#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
Foreign Cash Pension and Other
Total
Currency
Flow
PostretirementTranslation Hedges
Liabilities%Balance at September 30, 2016~
F $( 817 )
$( 1,612 )~
R0
(Foreign currency translation adjustment,
( 6,746 )


( 6,746 )
net of tax of $( 2,321 )3+Unrealized gain (loss) on cash flow hedges: 4,Change in fair value, net of tax of $( 660 ) ~
& ~
&2*Reclassification adjustment into earnings,  ( 298 ) ( 298 )net of tax of $ 1703+Change in pension and other postretirement,  ~
R~
Rnet of tax of $ 79%Balance at September 30, 2017~
Q~
( 1,336 )~
=0(Foreign currency translation adjustment,~
 ~
net of tax of $( 2,409 )3+Unrealized gain (loss) on cash flow hedges: 1)Change in fair value, net of tax of $ 111 ~
~
2*Reclassification adjustment into earnings,  ( 382 ) ( 382 )net of tax of $( 133 )3+Change in pension and other postretirement,  ( 26 )( 26 )net of tax of $ 1%Balance at September 30, 2018~
z\ ( 17 ) ( 1,362 )~
F0(Foreign currency translation adjustment, ( 8,548 )   ( 8,548 )D=ll`TH(QQh` !"#$%&'()*+, net of tax of $ 5913!+Unrealized gain (loss) on cash flow hedges:!!! !!!!6".Change in fair value, net of tax of $( 5,297 ) """"
( 18,370 )"" """"
( 18,370 )"2#*Reclassification adjustment into earnings, #### ( 410 )## ####( 410 )#$net of tax of $( 114 )3%+Change in pension and other postretirement, %%% % %%%( 449 )%%%( 449 )%&net of tax of $( 30 )%'Balance at September 30, 2019'
$( 2,630 )''' $( 18,797 )'''
$( 1,811 )'''$( 23,238 )'()$*____________________________1+)Created by Morningstar Document Research.0,(http://documentresearch.morningstar.com/V=PF0*8X>
@Ji,,++**''''''
''''&&%%%%%%
%%%%$$######
####""""""
""""!!
l .s
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$ }$}
$ }$}$ }$}$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
Year Ended September 30,
~
~
~
Stock Options .&Weightedaverage grant date fair valueףp=
W;@ ףp=
:@0@
Expected term (in years)
q=
ףp@
Q@
HzG@Expected volatility~
j %~
j %~
n % Riskfree rate of returnffffff@ % 333333@ %@ %Dividend yield? %~
%333333? %$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0l`THpmW6k=PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$ }$}
$ }$}$ }$}$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
Year Ended September 30,
~
~
~
ESPP .&Weightedaverage grant date fair value)\(9@ q=
ף4@{G(@
Expected term (in years)
?
?
?Expected volatility~
%~
j %~
b % Riskfree rate of returnffffff@ % ? %333333? %Dividend yield? % ? %? %$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0l`THpv`?p=PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
Year Ended September 30,
~
~
~
:2Consolidated Statements of Income classifications:
Cost of sales~
*~
J&~
"+
#Research, development and technical~
!
~
R
~
+#Selling, general and administrative~
~
~
^Tax benefit ( 3,767 ) ( 4,306 ) ( 4,339 )/'Total sharebased compensation expense,~
~
~
f
net of tax$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0l`THpH4
t^R*=PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
Stock Weighted Weighted Aggregate
Options
Average
Average
Intrinsic Exercise
Remaining
Value
Price
Contractual(in thousands)
Term
(in years))!Outstanding at September 30, 2018~
fE ףp=
WJ@Granted~
QY@ Exercised( 313,246 ) (\E@Forfeited or canceled
( 87,238 ) )\P@)!Outstanding at September 30, 2019~
¦5 QO@ffffff@~
., )!Exercisable at September 30, 2019~
YI@@~
.&Expected to vest at September 30, 2019~
ڛ GzS@~
"~
s$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/>0l`TH($Z2N9#=PF0*8X>
@r.
l V
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
Restricted Stock Weighted Average
Awards and Units
Grant Date Fair
Value'Nonvested at September 30, 2018~
N {GQ@
Granted *~
N
ףp=X@
Vested( 156,900 ) {GJQ@ Forfeited
( 48,513 ) {GZQ@'Nonvested at September 30, 2019~
ףp=
U@$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0l`THhlEui]5=PF0*8X>
@
l ,
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
,
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
Number of Shares
Common
Treasury
Stock
StockSeptember 30, 2016~
$+~
R!
Exercise of stock options~
B1
/'Restricted stock under EIP and OIP, net~
^ of forfeituresCommon stock under ESPP~
A /'Repurchases of common stock under share~
>
repurchase plans+#Repurchases of common stock  other~
n. September 30, 2017~
ZPf~
z0_!Exercise of stock options~
6.Restricted stock under OIP, net of forfeitures~
Common stock under ESPP~
/'Repurchases of common stock under share~
repurchase plans+#Repurchases of common stock  other~
ZT September 30, 2018~
ߌ~
x80Shares issued in connection with the Acquisition~
!Exercise of stock options~
z D
ll`THx:rGe5Z>O !"#$%&'()*+6 .Restricted stock under OIP, net of forfeitures~
!Common stock under ESPP~
!!!! /"'Repurchases of common stock under share""~
" Ne"#repurchase plans+$#Repurchases of common stock  other$$~
$ $%%%% &September 30, 2019~
&Rp &&~
& U&'($)____________________________1*)Created by Morningstar Document Research.0+(http://documentresearch.morningstar.com/?]=PF0*8X>
@8++**))&&&&&&
$$$$
##""""
!!!!
l C
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
% Year Ended September 30, 2019
~
~
~
Domestic$( 45,364 )~
~
Foreign~
ڞ~
~
Total~
~
~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/*hl`THp:J>2
=PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
% Year Ended September 30, 2019
~
~
~
U.S. federal and state: Current~
n~
~
z
Deferred
( 23,182 )
~
~
:
Total~
^~
V~
Foreign: Current~
~
^~
Deferred ( 3,968 )~
( 1,158 )
Total~
p~
~
Total U.S. and foreign~
Nu~
R'~
R^$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/8] l`THp^cTSTH<=PF0*8X>
@*%
l *
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$ }$}
$ }$}$ }$}$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
% Year Ended September 30, 2019
~
~
~
Federal statutory rate~
V % 8@ %~
%7/U.S. benefits from research and experimentation( 2.4 ) ( 0.8 )( 1.0 )
activities*"State taxes, net of federal effect( 4.7 ) ??/'Foreign income at other than U.S. rates$@ 333333?( 14.7 )Excess compensation@ ?333333? Sharebased compensation( 7.2 ) ( 4.3 )?U.S. tax reform333333,@ ffffff&@~
*"Global Intangible Low Taxed Income@  )!Foreign Derived Intangible Income( 3.9 )  
Other, net333333? ( 0.3 )?"Provision for income taxes33333B@ %~
%4@ %$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/<l`THp.~h nB"
=PF0*8X>
@4
l ?
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts" Balance September 30, 2016~
/
'Additions for tax positions relating to~
the current fiscal year/'Additions for tax positions relating to~
prior fiscal years'Lapse of statute of limitations( 244 )"Balance September 30, 2017~
z#/'Additions for tax positions relating to~
the current fiscal year/'Additions for tax positions relating to~
prior fiscal years'Lapse of statute of limitations ( 1,215 )"Balance September 30, 2018~
j/'Additions for tax positions relating to~
>the current fiscal year/'Additions for tax positions relating to~
prior fiscal years"Balance September 30, 2019~
b$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/DPll`THsP[47=PF0*8X>
@
!
l cW
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
September 30,
~
~
Deferred tax assets: Employee benefits~
^Y~
n>
Inventory~
;
~
J/
Accrued expenses~
A~
( Sharebased compensation expense~
~Q~
T&Credit and other carryforwards~
>~
NdInterest rate swap~
T 
Other~
~
Valuation allowance ( 2,574 ) ( 133 )!Total deferred tax assets~
~
6 !Deferred tax liabilities: %Depreciation and amortization~
~
}%Withholding on foreign income~
*^~
fQ
Other~
~
2&Total deferred tax liabilities~
2 ~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/D
ll`TH{GQqq(V[=PF0*8X>
@z/
l i
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts Fiscal Year Amount~
~
"m
~
~
6M~
~
C~
~
j@
~
~
9
Thereafter~
~
j3$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0,l`THs?g5)=PF0*8X>
@
l 5{
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts Fiscal Year Amount~
~
Z
~
~
~
~
~
~
~
~
^
2025 to 2029~
NM$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/.l`THs?eYM%=PF0*8X>
@
l !1
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
!
#CABOT MICROELECTRONICS CORP10K
11/27/20197/Net Investment Hedge Foreign Exchange Contracts
Year Ended September 30,
~
~
~
Numerator:
Net income~
d~
n~
N2
*Less: income attributable to participating

( 123 )
( 256 )
securities3+Net income available to common stockholders~
d~
~
J Denominator: &Weightedaverage common shares~
~
~
+#(Denominator for basic calculation) 7/Weightedaverage effect of dilutive securities: Sharebased compensation~
~~
nE,~
V.&Diluted weightedaverage common shares~
.~
rA~
(%(Denominator for diluted calculation) Earnings per share:
BasicQ? =
ףp=@(\@Diluted? (\@333333@$____________________________1)Created by Morningstar Document Research.Dll`THppO9Tpl\TH< 0 (http://documentresearch.morningstar.com/H=PF0*8X>
@r.
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Performance Materials
Year Ended September 30,
~
~
~
Segment Revenue Electronic Materials~
n2~
""~
Performance Materials~
}
~
~
Z
Total~
V?~
$~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/,8znb*x=PF0*8X>
@
l e
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Performance Materials
Year Ended September 30,
~
~
~
Capital Expenditures Electronic Materials~
s~
#~

Performance Materials~
~
f
~
z
Corporate~
~X~
:=~
Total~
~
Ng~
bR$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/.znb*sui]5=PF0*8X>
@
l !
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }'$
!(((((((((( (
(((
(((((((((((((((((((#CABOT MICROELECTRONICS CORP10K
11/27/2019Performance Materials Year Ended September 30, ! $ '
~
~
~
Segment adjusted EBITDA: Electronic Materials ~
~
~
RQ
Performance Materials
~
~
^p
~
R'
( Unallocated corporate expenses
( 52,856 )
( 39,266 )
( 34,050 ) Interest expense
( 45,681 ) ( 2,905 ) ( 4,529 ) Interest income ~
$~
D~
$' Depreciation and amortization
( 98,592 )
( 25,876 )
( 25,960 )6. Acquisition and integration related expenses
( 34,709 ) ( 3,861 ) 4, Charge for fair value writeup of acquired
( 14,869 )  inventory sold0( Costs related to KMGBernuth warehouse ( 9,905 )  fire (See Note 20)0( Costs related to restructuring of wood ( 1,530 )   treatment0( Charges related to asset impairment of
( 67,372 )  wood treatment"Income before income taxes ~
~
~
$____________________________1)Created by Morningstar Document Research.DlznbZLKq=iOb~ (0 (http://documentresearch.morningstar.com/H=PF0*8X>
@< )))
l :
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Performance Materials
Year Ended September 30,
~
~
~
Revenue:
North America~
^~
~
zo
Asia~
{
~
~
'Europe, Middle East, and Africa~
~
Fo~
Nk
South America~
 
Total~
V?~
$~
+#Property, plant and equipment, net:
North America~
(~
J~
.Asia~
^3~
6~
NEurope~
&~
2~
Total~
J~
~
}$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/:
znb*
(:=PF0*8X>
@j
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Performance Materials
Year Ended September 30,
~
~
~
Revenue: South Korea~
J~
NS~
Taiwan~
~
~
China *~
~
v$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/,znb*! =PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Performance Materials
Year Ended September 30,
~
~
~
Revenue: Electronic Materials
Slurries~
V
~
r
~
i
Electronic Chemicals~
6  CMP Pads~
~
~
1"Total Electronic Materials~
n2~
&"~
Performance Materials Pipeline~
&  Wood Treatment~
j  "Precision Optics and other~
~
~
Z#Total Performance Materials~
}~
~
Z
Total Revenue~
V?~
$~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/@Dznb*0?IQE9=PF0*8X>
@r.
l 0IGU
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }/$
00000000000 0
000
0000000000000000000#CABOT MICROELECTRONICS CORP10K
11/27/2019Performance Materials
!"#$%&'()*+,./ Sept. 30, June 30, March 31, Dec. 31, Sept. 30, !June 30, $ ' March 31, * Dec. 31,
~
~
~
~
~
~
!
$
%
&~
'
*
+
,~
 !$'*Revenue~
~
*~
2~
J
~
~
!. #$~
'
)*~
./
Cost of sales~
~
~
2
~
0
~
6y
~
j
~
!A
#
$~
'v%
)
*~

/ !$'*Gross profit~
Z~
~
~
~
%~
!#$~
')*~
z/ !$'*Operating expenses: !$'*+#Research, development and technical~
j~
~~
~
b~
~
!#$~
')*~
/+#Selling, general and administrative~
~
>~
b~
"~
~
!#$~
'6)*~
/!Asset Impairment Expenses~
    !#$ ')* / Total operating expenses~
~
~
~
~
v~
!]#$~
'Q)*~
@/ !$'*Operating income
( 17,623 )~
B0~
(~
y~
R~
!*#$~
'C)*~
C/ !$'*Interest expense~
~~
V~
N~
k~
~
!#$~
')*~
/ !$'*Interest income~
Z~
~
~
~
&~
!#$~
')*~
/ !$'*#Other income (expense), net ( 1,158 ) ( 472 ) ( 1,014 ) ( 1,411 )( 24 )~
!#$'( 94 ))*( 279 )/ !$'*"Income before income taxes
( 31,142 )~
h~
P~
~
~~
!#$~
'B)*~
</D0lznb"Z^x%b 0!0"0#0$0%0&0'0(0)0*0+0,00.0/0" Provision for income taxes
( 10,899 ) ~
A ~
¨ ~
5 ( 3,195 ) ~
!{ # $~
'^q ) *~
l /!!!! !!!!!!!!!!$!'!*!"Net income (loss)"$( 20,243 )""~
" &""~
"""~
"""~
"j""~
"!%"#"$~
"'")"*"
$( 3,083 )"/#### ########!#$#'#*#'$Basic earnings (loss) per share$ $( 0.70 )$$$ ?$$$Gz?$$$?$$$=
ףp=?$$$!Q?$#$$$'(\?$)$*$ $( 0.12 )$/%%%% %%%%%%%%!%$%'%*%1&)Weighted average basic shares outstanding~
&r&&~
& "&&~
&&&~
&V&&~
&&&~
&!2&#&$~
&'&)&*~
&&/'''' ''''''''!'$'''*')(!Diluted earnings (loss) per share( $( 0.70 )((( {Gz?(((q=
ףp?(((Q?(((q=
ףp?(((!q=
ףp?(#($('=
ףp=?()(*( $( 0.12 )(/)))) ))))))))!)$)')*)3*+Weighted average diluted shares outstanding~
*r**~
* **~
***~
*ʱ**~
***~
*!>*#*$~
*'Ƙ*)**~
**/+,$____________________________1.)Created by Morningstar Document Research.0/(http://documentresearch.morningstar.com/$
,`GP=PF0*8X>
@///..//******
********!"**'(**.((((((
((((((((!"(('(((.&&&&&&
&&&&&&&&!"&&'(&&.$$$$$$
$$$$$$$$!"$$'($$.""""""
""""""""!"""'("".
!" '( .
!"'(.
!"'(.
!"'(.
!"'(.
!"'(.
!"'(.
!"'(.
!"'(.
!"'(.
!"'(.
!"
'(
.
!"'(.
!#
')
/ !# ') /
l Op
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Performance Materials
' Allowance For Doubtful Accounts
Balance At Amounts
Deductions
Balance At
Beginning of
Charged To
and
EndYear Expenses
Adjustmentsof Year
Year ended:
September 30, 2019~
~
~
~
&%September 30, 2018~
N~
( 32 )~
September 30, 2017~
~
j( 107 )~
N$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0O znbBo=PF0*8X>
@
l j
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019Performance Materials
Valuation Allowance
Balance At Amounts
Deductions
Balance At
Beginning
Charged To
and
Endof Year Expenses
Adjustmentsof Year
Year ended:
September 30, 2019~
~
&
$~
(September 30, 2018~
~#  ( 2,138 )~
September 30, 2017~
:/ ( 751 )~
~#$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0D znbB%{=PF0*8X>
@
l
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019%Internal ControlIntegrated Framework
Plan category& (a) Number of securities to be % (b) Weightedaverage exercise (c) Number of securities
issued upon exercise of
%
price of outstanding options,
&
remaining available for future%outstanding options, warrants warrants and rights
issuance under equity
and rights
%compensation plans (excluding
+
#securities reflected in column (a))%Equity compensation plans approved by~
dF~
QO@~
~
~
security holders (1) .&Equity compensation plans not approved by security holders
Total~
dF~
QO@~
~
~
$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/8[vj^RV9hHz[VJ>=PF0*8X>
@
!
l )
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
)
#CABOT MICROELECTRONICS CORP10K
11/27/2019%Internal ControlIntegrated Framework~
Financial Statements:
/
'Report of Independent Registered PublicAccounting Firm%Consolidated Statements of Income for
0
(the years ended September 30, 2019, 2018and 20170(Consolidated Statements of Comprehensive0(Income for the years ended September 30,2019, 2018 and 20170(Consolidated Balance Sheets at September30, 2019 and 2018%Consolidated Statements of Cash Flows/'for the years ended September 30, 2019,
2018 and 2017%Consolidated Statements of Changes in0(Stockholders' Equity for the years ended)!September 30, 2019, 2018 and 20176.Notes to the Consolidated Financial Statements~
.&Financial Statement Schedule: Schedule.&II  Valuation and Qualifying Accounts/'for the years ended September 30, 2019,
2018 and 2017D lvj^R
] Pu4c&}7 !"#$%&'( ~
!3!+Exhibits  The following exhibits are filed"""0"(as part of, or incorporated by reference###'#into, this Report on Form 10K:$%$&____________________________1')Created by Morningstar Document Research.0((http://documentresearch.morningstar.com/aK=PF0*8X>
@((''&&##""!!!!
l 31
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$$
3%%%%%%%%%% %
%%%
%%%%%%%%%%%%%%%%%%%#CABOT MICROELECTRONICS CORP10K
11/27/2019%Internal ControlIntegrated Framework
0 (Filed as an exhibit to, and incorporated ! $
by reference fromExhibit No.Description FormFile No.Filing Date@1)Agreement and Plan of Merger, dated as of 8K 00030205September 28, 2015
2
*September 27, 2015, by and among NexPlanar+#Corporation, Cabot Microelectronics7/Corporation, Matrix Merger Co., and Shareholder%Representative Services LLC solely in'its capacity as representative.@1)Agreement and Plan of Merger, dated as of 8K 00030205August 17, 20184,August 14, 2018, by and among KMG Chemicals,1)Inc., Cabot Microelectronics Corporation,*"and Cobalt Merger Sub Corporation. @0(( Third) Amended and Restated ByLaws of 8K 00030205
March 6, 2017+#Cabot Microelectronics Corporation.ffffff
@0(Form of Amended and Restated Certificate S1 33395093March 27, 20002*of Incorporation of Cabot MicroelectronicsCorporation.ffffff@2*Form of Cabot Microelectronics Corporation S1 33395093
April 3, 2000!Common Stock Certificate.@/'Description of the Company's Securities 333333$@:2Second Amended and Restated Cabot Microelectronics 10K 00030205November 25, 2008/'Corporation 2000 Equity Incentive Plan,DFlvj^Rz4{ad;2}w %!%"%#%$%%%&%'%(%)%*%+%,%%.%/%0%1%2% 4 ,as amended and restated September 23, 2008.*!ffffff$@!1!)Form of Second Amended and Restated Cabot! !10Q!! 00030205!!May 9, 2011""""""0"(Microelectronics Corporation 2000 Equity######1#)Incentive Plan NonQualified Stock Option$$$$$$2$*Grant Agreement (nonemployee directors).*%$@%%1%)Form of Second Amended and Restated Cabot% %10Q%% 00030205%%February 8, 2011&&&&&&0&(Microelectronics Corporation 2000 Equity''''''1')Incentive Plan NonQualified Stock Option(((((((%Grant Agreement (employees (including)))))))executive officers)).**L$@**/*'Cabot Microelectronics Corporation 2007* *10K** 00030205**November 20, 2013++++++0+(Employee Stock Purchase Plan, as Amended,,,,,,),!and Restated September 23, 2013.*q=
ףp$@1)Cabot Microelectronics Corporation 401(k) 10Q 00030205February 8, 2010.......Plan, as amended.*/$0____________________________11)Created by Morningstar Document Research.02(http://documentresearch.morningstar.com/*A
hQV w>=PF0*8X>
@V22&11&00&..,,++**********))((''&&%%%%%%%%%%$$##""!!!!!!!!!!
l N~{
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (4)NO TITLE (2)NO TITLE (3)U }$
N
#CABOT MICROELECTRONICS CORP10K
11/27/2019%Internal ControlIntegrated Framework
(\u$@ 6 .Form of Amended and Restated Change in Control 10K 00030205 November 25, 2008
)
!Severance Protection Agreement.**(\$@.&Directors' Deferred Compensation Plan, 10K 00030205November 25, 2008'as amended September 23, 2008.*
$@
+
#Form of Deposit Share Agreement.***
10Q
00030205
February 8, 2013)\$@0(Adoption Agreement, as amended September 10K 00030205November 25, 20087/23, 2008, of Cabot Microelectronics Corporation/'Supplemental Employee Retirement Plan.*Gz$@!Code of Business Conduct. 10Q 00030205February 8, 2011Q$@%Directors' Cash Compensation Umbrella 10K 00030205December 10, 2003 Program.*(\%@7/Cabot Microelectronics Corporation Supplemental 10K 00030205November 25, 2008.&Employee Retirement Plan, as amended.*p=
#%@.&Adoption Agreement, as amended January 10Q 00030205February 8, 20106.1, 2010, of Cabot Microelectronics Corporation
401(k) Plan.*)\(%@/'Employee Stock Purchase Plan Prospectus 10Q 00030205February 8, 2011!as of November 24, 2010.*333333%@/'Cabot Microelectronics Corporation 2012 10Q 00030205May 5, 20174,Omnibus Incentive Plan, as amended effective6.March 7, 2017. * ration 2012 Omnibus Incentive1)Plan, as amended effective March 7, 2017. *Dlvj^RD
fH}B_0sq !"#$%&'()*+,./0123456789:;<=>? Q8%@ 2 *Form of Cabot Microelectronics Corporation 10Q 00030205 February 8, 2013!!!!!!1!)2012 Omnibus Incentive Plan NonQualified""""""4",Stock Option Grant Agreement ( Form of Cabot######1#)Microelectronics Corporation 2012 Omnibus$$$$$$1$)Incentive Plan NonQualified Stock Option%%%%%%%%Grant Agreement (employees (including&&&&&&3&+executive officers)).* (including executive'''''''officers)).*(=
ףp=%@((2(*Form of Cabot Microelectronics Corporation( (10Q(( 00030205((February 8, 2013)))))).)&2012 Omnibus Incentive Plan Restricted******3*+Stock Award Agreement (employees (including+++++++executive officers)).*,(\B%@,,2,*Form of Cabot Microelectronics Corporation, ,10Q,, 00030205,,August 8, 20121)2012 Omnibus Incentive Plan NonQualified......2.*Stock Option Grant Agreement (nonemployee///////directors).*0HzG%@0020*Form of Cabot Microelectronics Corporation0 010Q00 0003020500August 8, 2012111111.1&2012 Omnibus Incentive Plan Restricted22222212)Stock Units Award Agreement (nonemployee3333333directors).*4L%@44.4&Employment Offer Letter dated December4 410Q44 0003020544February 6, 2015555555!512, 2014 (David H. Li). *6RQ%@6606(Cabot Microelectronics Corporation Short6 610Q66 0003020566February 8, 2016777777 7Term Incentive Program *8ףp=
W%@88/8'Cabot Microelectronics Corporation 20128 810Q88 0003020588February 8, 201699999919)Omnibus Incentive Plan Fiscal Year 20[__]::::::2:*Restricted Unit Award Agreement for United;;;;;;;States Employees *<\(\%@<</<'Cabot Microelectronics Corporation 2012< <10Q<< 00030205<<February 7, 2018======.=&Omnibus Incentive Plan Fiscal Year 20[>>>>>>4>,] NonQualified Stock Option Award Agreement??????%?for United States Employees *Dl;>DL'.i^/mrJ@ABCDEFGHIJKLM@zGa%@@@/@'Cabot Microelectronics Corporation 2012@ @10Q@@ 00030205@@February 7, 2018AAAAAA.A&Omnibus Incentive Plan Fiscal Year 20[BBBBBB/B'] Restricted Stock Unit Award AgreementCCCCCC%Cfor United States Employees *Dffffff%@DD/D'Cabot Microelectronics Corporation 2012D D10QDD 00030205DDFebruary 7, 2018EEEEEE.E&Omnibus Incentive Plan Fiscal Year 20[FFFFFF0F(] Performance Share Unit Award AgreementGGGGGG$Gfor United States Employees*HQk%@HH.H&Credit Agreement, dated as of NovemberH H8KHH 00030205HHNovember 15, 2018IIIIII5I15, 2018, by and among Cabot MicroelectronicsJJJJJJ.J&Corporation, the lenders party thereto$K____________________________1L)Created by Morningstar Document Research.0M(http://documentresearch.morningstar.com/ >I n=PF0*8X>
@MMLLKKJJIIHHHHHHHHHHGGFFEEDDDDDDDDDDCCBBAA@@@@@@@@@@??>>==<<<<<<<<<<;;::9988888888887766666666665544444444443322110000000000//..,,,,,,,,,,++**))((((((((((''&&%%$$##""!!
l 8)>K
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)NO TITLE (2)NO TITLE (3)U }*$
8++++++++++ +
+++
+++++++++++++++++++#CABOT MICROELECTRONICS CORP10K
11/27/2019%Internal ControlIntegrated Framework
5@ . &Subsidiaries of Cabot Microelectronics
Corporation.7@0(Consent of Independent Registered Public Accounting Firm.
8@
Power of Attorney.
?@0(Certification of Chief Executive Officer 1)as adopted pursuant to Section 302 of the#SarbanesOxley Act of 2002.333333?@0(Certification of Chief Financial Officer 1)as adopted pursuant to Section 302 of the#SarbanesOxley Act of 2002.@@4,C ertification pursuant to 18 U.S.C. Section 0(1350, as adopted pursuant to Section 906*"of the SarbanesOxley Act of 2002.101.INS%XBRL Instance Document  The Instance 3+Document does not appear in the Interactive4,Data File because its XBRL tags are embedded( within the Inline XBRL document.101.SCH&XBRL Taxonomy Extension Schema 101.CAL4,XBRL Taxonomy Extension Calculation Linkbase 101.DEF3+XBRL Taxonomy Extension Definition Linkbase 101.LAB.&XBRL Taxonomy Extension Label Linkbase 101.PRE,$XBRL Taxonomy Extension Presentation D!lvj^Rj
dpM8L&
Q +!+"+#+$+%+&+'+(+)+*+++,++.+/+0+1+2+3+4+5+6+7+ Linkbase~
!!!4!,Cover Page Interactive Data File  The Cover! !!!!!""""""2"*Page Interactive Data File does not appear######0#(in the Interactive Data File because its$$$$$$0$(XBRL tags are embedded within the Inline%%%%%%%XBRL document.&&&& &&&&& '*','$Management contract, or compensatory'''!'$'''*(((((((plan or arrangement.
)**)/)'Substantially similar change in control)))!)$)')*******,*$severance protection agreements have++++++0+(been entered into with David H. Li,Scott,,,,,,.,&D. Beamer, H. Carol Bernstein, Eleanor/'K. Thorp, Jeffrey M. Dysard, Colleen E......./.'Mumford, Thomas S. Roman, and Daniel D.//////./&Woodland, with differences only in the00000060.amount of payments and benefits to be received1111111by such persons.2***262.Substantially similar deposit share agreements222!2$2'2*33333303(have been entered into with David H. Li,44444464.with differences only in the amount of initial$5____________________________16)Created by Morningstar Document Research.07(http://documentresearch.morningstar.com/4&),8CNhO=PF0*8X>
@>77,66,55,443322221100//..,,++**))))((''''%%$$##""!!!!
l $cd
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (3)U }$
$
#CABOT MICROELECTRONICS CORP10K
11/27/2019NO TITLE
SIGNATURE
TITLE Date
?s? William P. NoglowsChairman of the Board November 27, 2019William P. Noglows
?s? David H. LiPresident and Chief,November 27, 2019David H. LiExecutive Officer ?s? Richard S. HillDirector November 27, 2019Richard S. Hill ?s? Barbara A. KleinDirector November 27, 2019Barbara A. Klein ?s? Paul J. ReillyDirector November 27, 2019Paul J. Reilly ?s? Susan M. WhitneyDirector November 27, 2019Susan M. Whitney ?s? Geoffrey WildDirector November 27, 2019
Geoffrey Wild D
l{om1k/g+x
@###""!!
l
w
dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??P
NO TITLENO TITLE (1)Precision OpticsPrecision Optics (1)Precision Optics (2)Precision Optics (3)Precision Optics (4)Precision Optics (5)Precision Optics (6)Precision Optics (7)Precision Optics (8)Precision Optics (9)Precision Optics (10)Precision Optics (11)Precision Optics (12)Precision Optics (13)Precision Optics (14)Precision Optics (15)Precision Optics (16)Precision Optics (17)!LongLived Asset Impairment Asse!LongLived Asset Impairment (1)!LongLived Asset Impairment (2)!LongLived Asset Impairment (3)!LongLived Asset Impairment (4)!LongLived Asset Impairment (5)!LongLived Asset Impairment (6)!LongLived Asset Impairment (7)!LongLived Asset Impairment (8)!LongLived Asset Impairment (9)!Costs to Obtain and Fulfill a C!Costs to Obtain and Fulfill (1)!Costs to Obtain and Fulfill (2)!Costs to Obtain and Fulfill (3)!Costs to Obtain and Fulfill (4)!Costs to Obtain and Fulfill (5)!Costs to Obtain and Fulfill (6)!Costs to Obtain and Fulfill (7)!Costs to Obtain and Fulfill (8)!Costs to Obtain and Fulfill (9)!Costs to Obtain and Fulfil (10)!Costs to Obtain and Fulfil (11)!Costs to Obtain and Fulfil (12)!Costs to Obtain and Fulfil (13)!Costs to Obtain and Fulfil (14)!Costs to Obtain and Fulfil (15)!Costs to Obtain and Fulfil (16)!Costs to Obtain and Fulfil (17)!Net Investment Hedge Foreign Ex!Net Investment Hedge Foreig (1)!Net Investment Hedge Foreig (2)!Net Investment Hedge Foreig (3)!Net Investment Hedge Foreig (4)!Net Investment Hedge Foreig (5)!Net Investment Hedge Foreig (6)!Net Investment Hedge Foreig (7)!Net Investment Hedge Foreig (8)!Net Investment Hedge Foreig (9)!Net Investment Hedge Forei (10)!Net Investment Hedge Forei (11)!Net Investment Hedge Forei (12)!Net Investment Hedge Forei (13)!Net Investment Hedge Forei (14)!Net Investment Hedge Forei (15)!Net Investment Hedge Forei (16)Performance MaterialsPerformance Materials (1)Performance Materials (2)Performance Materials (3)Performance Materials (4)Performance Materials (5)Performance Materials (6)Performance Materials (7)Performance Materials (8)!Internal ControlIntegrated Fram!Internal ControlIntegrated (1)!Internal ControlIntegrated (2)!Internal ControlIntegrated (3)!Internal ControlIntegrated (4)NO TITLE (2)U }$
#CABOT MICROELECTRONICS CORP10K
11/27/2019NO TITLE Date? November 27, 2019 ?s? DAVID H. LI
David H. LiChief Executive Officer
Date? November 27, 2019
?s? SCOTT D. BEAMERScott D. BeamerChief Financial Officer$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/.>{oz=PF0*8X>
@Z
Root Entry FBook
w
!"#$%&'()*+,./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{}~
!"#$%&'()*+,./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{}~
!"#$%&'()*+,./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{}~
!"#$%&'()*+,./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{}~
!"#$%&'()*+,./0123456789:;