CATERPILLAR INC — Director's Dealing 2011

Jan 3, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CATERPILLAR INC (CAT)
CIK: 0000018230
Period of Report: 2010-12-31

Reporting Person: BUDA JAMES B (VP & Chief Legal Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-12-31	Phantom Stock Units	$	A	100	Acquired		Common (100)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common	41160	Direct

Footnotes

F1: This amount includes 16,254 shares in 401K and 4324 shares in dividend reinvestment.

F2: Security converts to common stock on a one-for-one basis.

F3: The reported phantom stock units were acquired under Caterpillar Inc.'s deferred employee investment plan and will be settled upon the reporting person's retirement or separation from service.