GATX CORP — Director's Dealing 2010

Feb 2, 2010

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: GATX CORP (GMT)
CIK: 0000040211
Period of Report: 2009-12-31

Reporting Person: Porzenheim Clifford J (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2009-12-31	Common Stock 401(k)	J	889.378	$28.75	Acquired	15547.113	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	14419.7422	Direct

Footnotes

F1: Includes 626.9304 shares acquired through the reinvestment of dividends.

F2: The price of the stock is based on the closing price on 12/31.

F3: These shares were acquired during the fiscal year (1/1-12/31) pursuant to the GATX 401(k) plan.