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    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		28
    CONFORMED PERIOD OF REPORT:	20200312
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    EFFECTIVENESS DATE:		20200124

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    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			CABOT CORP
    		CENTRAL INDEX KEY:			0000016040
    		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS CHEMICAL PRODUCTS [2890]
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    		STATE OF INCORPORATION:			DE
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    		SEC ACT:		1934 Act
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    		CITY:			BOSTON
    		STATE:			MA
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    		BUSINESS PHONE:		6173450100

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    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02210

    	FORMER COMPANY:
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