10. Weighted Average Common Shares

The Net income (loss) and weighted average number of common shares used in the basic and diluted earnings per share computations were as follows:

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2017			2016			2017			2016
	(In millions)
Net income (loss) attributable to Hess Corporation Common Stockholders:
Net income (loss)	$	(593	)	$	(317	)	$	(1,306	)	$	(1,178	)
Less: Net income (loss) attributable to noncontrolling interests		31			22			91			62
Less: Preferred stock dividends		11			12			34			30
Net income (loss) attributable to Hess Corporation Common Stockholders	$	(635	)	$	(351	)	$	(1,431	)	$	(1,270	)

Weighted average number of common shares outstanding:
Basic	314.5	313.2	314.3	308.7
Effect of dilutive securities
Restricted common stock	—	—	—	—
Stock options	—	—	—	—
Performance share units	—	—	—	—
Mandatory Convertible Preferred stock	—	—	—	—
Diluted	314.5	313.2	314.3	308.7

The following table summarizes the number of antidilutive shares excluded from the computation of diluted shares:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2017		2016		2017		2016
Restricted common stock		3,313,441		3,476,171		3,296,718		3,345,052
Stock options		6,509,214		6,945,925		6,452,788		6,886,816
Performance share units		709,445		965,634		514,910		960,998
Common shares from conversion of preferred stocks		13,400,515		12,547,650		12,894,078		10,769,864

During the nine months ended September 30, 2017, we granted 1,214,460 shares of restricted stock (2016: 1,656,598), 438,980 performance share units (2016: 447,536) and 662,819 stock options (2016: 824,225).