<SEC-DOCUMENT>0001193125-20-031484-index.html : 20200211
<SEC-HEADER>0001193125-20-031484.hdr.sgml : 20200211
<ACCEPTANCE-DATETIME>20200211170418
ACCESSION NUMBER:		0001193125-20-031484
CONFORMED SUBMISSION TYPE:	S-3ASR
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20200211
DATE AS OF CHANGE:		20200211
EFFECTIVENESS DATE:		20200211

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CABOT CORP
		CENTRAL INDEX KEY:			0000016040
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS CHEMICAL PRODUCTS [2890]
		IRS NUMBER:				042271897
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-236374
		FILM NUMBER:		20597940

	BUSINESS ADDRESS:	
		STREET 1:		TWO SEAPORT LANE SUITE 1300
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210
		BUSINESS PHONE:		6173450100

	MAIL ADDRESS:	
		STREET 1:		TWO SEAPORT LANE SUITE 1300
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CABOT GODFREY L INC
		DATE OF NAME CHANGE:	19680418
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3ASR
<SEQUENCE>1
<FILENAME>d884808ds3asr.htm
<DESCRIPTION>S-3ASR
<TEXT>
Document 1 - file: d884808ds3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.1
<SEQUENCE>2
<FILENAME>d884808dex41.htm
<DESCRIPTION>EX-4.1
<TEXT>
Document 2 - file: d884808dex41.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>3
<FILENAME>d884808dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 3 - file: d884808dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>4
<FILENAME>d884808dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 4 - file: d884808dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g884808g0207112612719.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g884808g0207112612719.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g884808g95t03.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g884808g95t03.jpg

</DOCUMENT>
</SEC-DOCUMENT>