GATX CORP — Director's Dealing 2017

May 25, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GATX CORP (GATX)
CIK: 0000040211
Period of Report: 2017-05-23

Reporting Person: Ellman Thomas A. (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-05-23	Common Stock	M	9300	$33.935	Acquired	30740	Direct
2017-05-23	Common Stock	F	7061	$60.9892	Disposed	23679	Direct
2017-05-24	Common Stock	S	2239	$61.5174	Disposed	21440	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-05-23	Stock-Settled Stock Appreciation Right	$33.935	M	9300	Disposed	2018-01-27	Common Stock (9300)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock 401(k)	8628	Indirect

Footnotes

F1: Represents the weighted average sale price. The highest price at which shares were sold was $61.76 and the lowest price at which shares were sold was $60.93