Earnings Per Share

9 Months Ended

Sep. 30, 2012

Earnings Per Share

(8) Earnings Per Share

Earnings per share of common stock outstanding were computed 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
	(Millions Except Share and Per Share Amounts)
Basic earnings per share —
Net income attributable to Tenneco Inc.	$	125	$	30	$	242	$	127
Weighted Average shares of common stock outstanding		59,766,097		59,793,866		59,983,310		59,866,717
Earnings per average share of common stock	$	2.09	$	0.51	$	4.04	$	2.12
Diluted earnings per share —
Net income attributable to Tenneco Inc.	$	125	$	30	$	242	$	127
Weighted Average shares of common stock outstanding		59,766,097		59,793,866		59,983,310		59,866,717
Effect of dilutive securities:
Restricted stock		120,169		227,243		132,755		283,543
Stock options		1,063,366		1,520,367		1,150,059		1,652,143
Weighted Average shares of common stock outstanding including dilutive securities		60,949,632		61,541,476		61,266,124		61,802,403
Earnings per average share of common stock	$	2.05	$	0.49	$	3.95	$	2.06

Options to purchase 521,249 and 202,009 shares of common stock were outstanding as of September 30, 2012 and 2011, respectively, but not included in the computation of diluted earnings per share respectively, because the options were anti-dilutive.