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Earnings Per Share of Common Stock
 9 Months Ended
Sep. 30, 2015
Earnings Per Share of Common Stock
7. 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 the three and nine months ended September 30, 2015 and 2014:

 

     Three Months Ended
September 30,		     

Nine Months Ended

September 30,

  
     2015      2014      2015      2014  
     (in millions, except share amounts)  

Net earnings available to Alleghany stockholders

    $ 96.5       $ 186.3      $ 404.2       $ 540.2  

Effect of dilutive securities

      —           —           0.1         —     
  

 

 

     

 

 

     

 

 

     

 

 

  

Income available to common stockholders for diluted earnings per share

    $ 96.5       $ 186.3      $ 404.3       $ 540.2  
  

 

 

     

 

 

     

 

 

     

 

 

  

Weighted average common shares outstanding applicable to basic earnings per share

      15,900,759         16,343,904        15,969,984         16,496,537  

Effect of dilutive securities

      —           —           8,155         —     
  

 

 

     

 

 

     

 

 

     

 

 

  

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

      15,900,759         16,343,904        15,978,139         16,496,537  
  

 

 

     

 

 

     

 

 

     

 

 

  

72,865 and 71,411 contingently issuable shares were potentially available during the first nine months of 2015 and 2014, 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.