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Earnings Per Share of Common Stock
 12 Months Ended
Dec. 31, 2013
Earnings Per Share of Common Stock

11. Earnings Per Share of Common Stock

The following is a reconciliation of the earnings and share data used in the basic and diluted earnings per share computations for 2013, 2012 and 2011:

 

     Years Ended December 31,  
     2013      2012      2011  
     (in millions, except share amounts)  

Net earnings available to Alleghany stockholders

    $ 628.4       $ 702.2       $ 143.3   

Effect of dilutive securities

      —           —           (0.5 ) 
  

 

 

     

 

 

     

 

 

  

Income available to common stockholders for diluted earnings per share

    $ 628.4       $ 702.2       $ 142.8   
  

 

 

     

 

 

     

 

 

  

Weighted average common shares outstanding applicable to basic earnings per share

      16,786,608         15,441,578         8,807,487   

Effect of dilutive securities

      —           —           4,157   
  

 

 

     

 

 

     

 

 

  

Adjusted weighted average common shares outstanding applicable to diluted earnings per share

      16,786,608         15,441,578         8,811,644   
  

 

 

     

 

 

     

 

 

  

Contingently issuable shares of 73,072, 57,981 and 43,292 were potentially available during 2013, 2012 and 2011, respectively, but were not included in the computations of diluted earnings per share because the impact was anti-dilutive to the earnings per share calculation.