CABOT CORP — Director's Dealing 2009

Sep 15, 2009

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CABOT CORP (CBT)
CIK: 0000016040
Period of Report: 2009-09-14

Reporting Person: Miller David A (Executive Vice President)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2009-09-14	Employee Stock Option (Right to Buy)	$21.07	A	45000	Acquired	2019-09-13	Common Stock (45000)	Direct

Footnotes

F1: The option vests over a three year period as follows: 13,500 shares on each of September 14, 2010 and September 14, 2011 and 18,000 shares on September 14, 2012.