Earnings Per Share of Common Stock (Tables)

3 Months Ended

Mar. 31, 2016

Reconciliation of Earnings and Share Data used in Basic and Diluted Earnings per Share Computations

The following is a reconciliation of the earnings and share data used in the basic and diluted earnings per share computations for the three months ended March 31, 2016 and 2015:

	Three Months Ended March 31,
	2016		2015
	($ in millions, except share amounts)
Net earnings available to Alleghany stockholders	$	154.5	$	125.2
Effect of dilutive securities		(0.4)		-
Income available to common stockholders for diluted earnings per share	$	154.1	$	125.2
Weighted average common shares outstanding applicable to basic earnings per share		15,452,191		16,014,223
Effect of dilutive securities		12,298		-
Adjusted weighted average common shares outstanding applicable to diluted earnings per share		15,464,489		16,014,223