CABOT CORP — Director's Dealing 2004

Jan 20, 2004

SEC Form 4/A — Form 4/A

Issuer: CABOT CORP (CBT)
CIK: 0000016040
Period of Report: 2003-12-29

Reporting Person: CABOT JOHN G L (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2003-12-29	Common Stock	S	20000	$32.0127	Disposed	1498304	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	250104	Direct

Footnotes

F1: On December 31, 2003, a Form 4 was filed reporting the sale of 20,000 shares of Common Stock held directly by Mr. Cabot. The shares, however, were held indirectly through a limited parntership. Therefore, as of December 31, 2003, Mr. Cabot beneficially owned 250,104 shares of Common Stock directly, not 230,104 shares as reported.