CABOT CORP — Director's Dealing 2004

Sep 16, 2004

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: CABOT CORP (CBT)
CIK: 0000016040
Period of Report: 2004-09-10

Reporting Person: Blevi Dirk (Director, Executive Vice President)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	47917	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Employee Stock Option (right to buy)	$26.40	2007-05-09	Common Stock (40000)		Direct
Employee Stock Option (right to buy)	$33.40	2009-05-13	Common Stock (40000)		Direct