Earnings Per Share of Common Stock

6 Months Ended

Jun. 30, 2015

Set forth below is a reconciliation of the numerator and denominator for basic and diluted earnings per share calculations for the periods indicated:



	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2015			2014			2015			2014
Numerator:
Net income attributable to DuPont	$	940		$	1,070		$	1,971		$	2,509
Preferred dividends	(3		)	(3		)	(5		)	(5		)
Net income available to common stockholders	$	937		$	1,067		$	1,966		$	2,504

Denominator:
Weighted-average number of common shares outstanding - Basic	905,761,000			918,684,000			906,296,000			921,058,000
Dilutive effect of the company’s employee compensation plans	5,920,000			6,903,000			6,452,000			7,087,000
Weighted-average number of common shares outstanding - Diluted	911,681,000			925,587,000			912,748,000			928,145,000

The following average number of stock options were antidilutive, and therefore not included in the dilutive earnings per share calculations:



	Three Months Ended		Six Months Ended
	June 30,		June 30,
	2015	2014	2015	2014
Average number of stock options	5,357,000	4,000	2,678,000	2,000

The change in the average number of stock options that were antidilutive in the three and six months ended June 30, 2015 compared to the same period last year was due to changes in the company's average stock price.