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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
731802	Atmos Energy Corp	ATO	Natural Gas Distribution (4924)	751743247

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1181010	W Robert Best	5430 Lbj Freeway 1800 Iii Lincoln Centre Dallas TX 75240	Executive Chairman	Yes	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Acquisiton	2010-11-24	62,282	$0.00	442,313	No	4	M	Direct
Common Stock	Disposition	2010-11-24	62,282	$30.32	380,031	No	4	S	Direct
Common Stock	Acquisiton	2010-11-24	4,948	$0.00	384,979	No	4	M	Direct
Common Stock	Disposition	2010-11-24	4,948	$30.32	380,031	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Stock Option (Right to Buy)	Disposition	2010-11-24	62,282	$0.00	62,282	$21.30
Common Stock	Employee Stock Option (Right to Buy)	Disposition	2010-11-24	4,948	$0.00	4,948	$21.58

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
0		2011-11-05	No	4	M	Direct
43,362		2012-11-11	No	4	M	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	53,308	Indirect	By Retirement Savings Plan and Trust

Footnotes

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.20 to $30.39, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price wtihin the ranges set forth in footnotes (1) and (2) to this Form 4.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.20 to $30.39, inclusive.
To update end of period holdings as of 10/31/2010 under the Atmos Energy Corporation Retirement Savings Plan and Trust (formerly known as the Atmos Energy Corporation Employee Stock Ownership Plan and Trust.)
The options vest in three equal annual installments beginning on November 6, 2002.
The options vest in three equal annual installments beginning on November 12, 2003.