Reconciliation of Basic and Diluted Shares (Tables)

6 Months Ended

Jun. 30, 2011

Reconciliation of Basic and Diluted Shares

Reconciliation of basic and diluted shares

	Three Months Ended				Six Months Ended
	June 30				June 30
(In thousands, except per share amounts)	2011		2010		2011		2010
Income from continuing operations attributable to Harsco Corporation common stockholders	$	38,185	$	32,498	$	50,441	$	40,281
Weighted-average shares of common stock outstanding - basic	80,749		80,559		80,722		80,551
Dilutive effect of stock-based compensation	261		176		255		188
Weighted-average shares of common stock outstanding - diluted	81,010		80,735		80,977		80,739
Earnings from continuing operations per common share, attributable to Harsco Corporation common stockholders:
Basic	$	0.47	$	0.40	$	0.62	$	0.50
Diluted	$	0.47	$	0.40	$	0.62	$	0.50