<SEC-DOCUMENT>0001127602-21-009390-index.html : 20210304
<SEC-HEADER>0001127602-21-009390.hdr.sgml : 20210304
<ACCEPTANCE-DATETIME>20210304160456
ACCESSION NUMBER:		0001127602-21-009390
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210303
FILED AS OF DATE:		20210304
DATE AS OF CHANGE:		20210304

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Reilly Paul J
		CENTRAL INDEX KEY:			0001186378

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-30205
		FILM NUMBER:		21714117

	MAIL ADDRESS:	
		STREET 1:		C/O ASSURANT, INC.
		STREET 2:		28 LIBERTY STREET, 41ST FL.
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10005

	FORMER NAME:	
		FORMER CONFORMED NAME:	REILLY PAUL J
		DATE OF NAME CHANGE:	20020905

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CMC Materials, Inc.
		CENTRAL INDEX KEY:			0001102934
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				364324765
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		870 NORTH COMMONS DRIVE
		CITY:			AURORA
		STATE:			IL
		ZIP:			60504
		BUSINESS PHONE:		6303755461

	MAIL ADDRESS:	
		STREET 1:		870 N COMMONS DR
		CITY:			AURORA
		STATE:			IL
		ZIP:			60504

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CABOT MICROELECTRONICS CORP
		DATE OF NAME CHANGE:	20000110
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
Document 1 - file: form4.html

Document 1 - RAW XML: form4.xml

</DOCUMENT>
</SEC-DOCUMENT>