GATX CORP — Director's Dealing 2012

Jan 25, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GATX CORP (GMT)
CIK: 0000040211
Period of Report: 2012-01-23

Reporting Person: MUCKIAN WILLIAM M (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-01-23	Common Stock	M	1600	$32.645	Acquired	12010	Direct
2012-01-23	Common Stock	S	1040	$43.541	Disposed	10970	Direct
2012-01-23	Common Stock	S	260	$43.56	Disposed	10710	Direct
2012-01-23	Common Stock	S	300	$43.57	Disposed	10410	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-01-23	2005 NQ Stock Option (Right to Buy)	$32.645	M	1600	Disposed	2012-03-25	Common Stock (1600)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock 401(k)	5409.796	Indirect