Earnings Per Share

9 Months Ended

Sep. 30, 2011

(6) EARNINGS PER SHARE

The following table presents the computation of earnings per share for the three- and nine-month periods ended September 30, 2011 and 2010:


	For the three months ended		For the nine months ended
	September 30,		September 30,
	2011	2010	2011	2010

Net income attributable to Southwestern Energy (in thousands)	$ 175,173	$ 160,741	$ 479,236	$ 454,607

Number of common shares:
Weighted average outstanding	347,239,793	345,587,569	347,070,330	345,326,985
Issued upon assumed exercise of outstanding stock options	2,490,783	3,438,923	2,591,687	3,747,293
Effect of issuance of nonvested restricted common stock	268,213	202,084	229,868	234,679
Weighted average and potential dilutive outstanding⁽¹⁾	349,998,789	349,228,576	349,891,885	349,308,957

Earnings per share:
Net income attributable to Southwestern Energy stockholders - basic	$ 0.50	$ 0.47	$ 1.38	$ 1.32
Net income attributable to Southwestern Energy stockholders - diluted	$ 0.50	$ 0.46	$ 1.37	$ 1.30

(1) Options for 783,823 shares and 5,645 shares of restricted stock were excluded from the calculation for the three months ended September 30, 2011 because they would have had an antidilutive effect. Options for 907,284 shares and 59,153 shares of restricted stock were excluded from the calculation for the three months ended September 30, 2010 because they would have had an antidilutive effect.Options for 811,552 shares and 7,114 shares of restricted stock were excluded from the calculation for the nine months ended September 30, 2011 because they would have had an antidilutive effect. Options for 510,067 shares and 12,627 shares of restricted stock were excluded from the calculation for the nine months ended September 30, 2010 because they would have had an antidilutive effect.