ATMOS ENERGY CORP — Director's Dealing 2011

May 2, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ATMOS ENERGY CORP (ATO)
CIK: 0000731802
Period of Report: 2011-04-29

Reporting Person: COCKLIN KIM R (Director, Director, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-04-29	Common Stock	F	2143	$34.74	Disposed	129966	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1427.52	Indirect

Footnotes

F1: Shares withheld pursuant to tax withholding obligation under the 1998 Long-Term Incentive Plan of the Company.

F2: To update end of period holdings as of 3/31/2011 under the Atmos Energy Corporation Retirement Savings Plan and Trust (formerly known as the Atmos Energy Corporation Employee Stock Ownership Plan and Trust.)