GATX CORP — Director's Dealing 2013

May 2, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GATX CORP (GMT)
CIK: 0000040211
Period of Report: 2013-05-01

Reporting Person: REAM JAMES B (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-05-01	Common Stock	A	559.2212	$50.555	Acquired	18360.3761	Direct

Footnotes

F1: Includes 67.9416 shares acquired pursuant to a dividend reinvestment feature of the GATX Directors' Phantom Stock Plan ("Phantom Stock Plan") and 9.1314 shares acquired pursuant to a dividend reinvestment feature of the Directors Deferred Fee Plan ("Deferred Fee Plan").

F2: Includes that portion of (a) the quarterly payment of the annual directors' fee (420.3343 shares) credited to an account established for each director under the GATX Directors' Phantom Stock Plan ("Phantom Stock Plan") and (b) the annual retainer and meeting fee (61.8139 shares) which the reporting person elected to invest in units of phantom stock under the Directors' Deferred Fee Plan ("Deferred Fee Plan") which in each case will be settled in common stock upon the expiration of the directors' service on the Board.