Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share

Schedule of reconciliation of the numerators and denominators used in calculating basic and diluted earnings per share

The following table presents a reconciliation of the numerators and the denominators of the company’s basic and diluted earnings per share computations for net income attributable to Steel Dynamics, Inc. (in thousands, except per share data):

	Three Months Ended March 31,
	2013					2012
	Net Income (Numerator)		Shares (Denominator)	Per Share Amount		Net Income (Numerator)		Shares (Denominator)	Per Share Amount
Basic earnings per share	$	48,215	219,995	$	0.22	$	45,675	218,996	$	0.21
Dilutive common share equivalents	—		1,460			—		1,148
5.125% convertible senior notes, net of tax	2,358		16,632			2,358		16,382
Diluted earnings per share	$	50,573	238,087	$	0.21	$	48,033	236,526	$	0.20