Stockholder's Equity (Tables)

9 Months Ended

Sep. 30, 2012

Shares used to compute diluted earnings per share were as follows:



	Three Months Ended September 30, 2012	Three Months Ended September 30, 2011	Nine Months Ended September 30, 2012	Nine Months Ended September 30, 2011
	(in millions)
As reported shares	876	860	872	854
Effect of options and performance share award units	7	8	8	7
Diluted shares	883	868	880	861

The following table presents year-to-date changes in stockholders' equity of Southern Company:



	Number of Common Shares			Common Stockholders' Equity			Preferred and Preference Stock of Subsidiaries		Total Stockholders' Equity
	Issued	Treasury		Common Stockholders' Equity			Preferred and Preference Stock of Subsidiaries		Total Stockholders' Equity
	(in thousands)						(in millions)
Balance at December 31, 2011	865,664	(539	)	$	17,578		$	707	$	18,285
Net income after dividends on preferred and preference stock	—	—		1,967			—		1,967
Other comprehensive income (loss)	—	—		(1		)	—		(1		)
Stock issued	11,586	—		479			—		479
Stock repurchased, at cost	—	(2,567	)	(117		)	—		(117		)
Cash dividends on common stock	—	—		(1,267		)	—		(1,267		)
Other	—	(38	)	—			—		—
Balance at September 30, 2012	877,250	(3,144	)	$	18,639		$	707	$	19,346

Balance at December 31, 2010	843,814	(474	)	$	16,202		$	707	$	16,909
Net income after dividends on preferred and preference stock	—	—		1,942			—		1,942
Other comprehensive income (loss)	—	—		(11		)	—		(11		)
Stock issued	18,634	—		692			—		692
Cash dividends on common stock	—	—		(1,193		)	—		(1,193		)
Other	—	(45	)	1			—		1
Balance at September 30, 2011	862,448	(519	)	$	17,633		$	707	$	18,340