The following table (in thousands, except per share amounts) sets forth the computation of basic and diluted net income per share attributable to Arabian American Development Co. for the three and six months ended June 30, 2012, and 2011, respectively.

	Three Months Ended						Three Months Ended
	June 30, 2012						June 30, 2011
					Per Share						Per Share
	Income		Shares		Amount		Income		Shares		Amount
Basic Net Income per Share:
Net Income Attributable to Arabian American Development Co.	$	3,774		24,084	$	0.16	$	159		23,990	$	0.01

Dilutive stock options outstanding				677						589

Diluted Net Income per Share:
Net Income Attributable to Arabian American Development Co.	$	3,774		24,761	$	0.15	$	159		24,579	$	0.01

	Six Months Ended						Six Months Ended
	June 30, 2012						June 30, 2011
					Per Share						Per Share
	Income		Shares		Amount		Income		Shares		Amount
Basic Net Income per Share:
Net Income Attributable to Arabian American Development Co.	$	5,982		24,064	$	0.25	$	416		23,989	$	0.02

Dilutive stock options outstanding				698						659

Diluted Net Income per Share:
Net Income Attributable to Arabian American Development Co.	$	5,982		24,762	$	0.24	$	416		24,648	$	0.02

At June 30, 2012, and 2011, 1,093,180 and 1,392,500 potential common stock shares were issuable upon the exercise of options.

The earnings per share calculations for the periods ended June 30, 2012, and 2011, include 300,000 shares of the Company that are held in the treasury of TOCCO.