8. 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						Six Months Ended
	June 30,						June 30,
	2017			2016			2017			2016
	(In millions)
Net income (loss) attributable to Hess Corporation Common Stockholders:
Net income (loss)	$	(417	)	$	(373	)	$	(713	)	$	(861	)
Less: Net income (loss) attributable to noncontrolling interests		32			19			60			40
Less: Preferred stock dividends		11			12			23			18
Net income (loss) attributable to Hess Corporation Common Stockholders	$	(460	)	$	(404	)	$	(796	)	$	(919	)

Weighted average number of common shares outstanding:
Basic	314.4	313.2	314.2	306.5
Effect of dilutive securities
Restricted common stock	—	—	—	—
Stock options	—	—	—	—
Performance share units	—	—	—	—
Mandatory Convertible Preferred stock	—	—	—	—
Diluted	314.4	313.2	314.2	306.5

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

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Restricted common stock		3,450,490		3,522,376		3,288,356		3,279,493
Stock options		6,550,253		6,994,061		6,424,574		6,857,262
Performance share units		522,280		1,031,420		417,642		958,679
Common shares from conversion of preferred stocks		12,734,069		12,547,650		12,640,859		9,880,971

During the six months ended June 30, 2017, we granted 1,209,247 shares of restricted stock (2016: 1,610,190), 438,980 performance share units (2016: 447,536) and 662,819 stock options (2016: 824,225).