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Selected quarterly financial data (unaudited)
12 Months Ended
Dec. 31, 2014
Selected quarterly financial data (unaudited)

18. Selected quarterly financial data (unaudited)

Summarized quarterly financial data for the years ended December 31, 2014 and 2013 are set forth in the following tables:

 

     March 31     June 30     September 30     December 31  
     (In thousands, except per share data)  

2014

        

Net loss

   $ (52,056   $ (73,365   $ (36,520   $ (36,439
  

 

 

   

 

 

   

 

 

   

 

 

 

Net loss per share — basic and diluted

   $ (0.14   $ (0.19   $ (0.09   $ (0.09
  

 

 

   

 

 

   

 

 

   

 

 

 

Weighted average common shares used to compute basic and diluted net loss per share

     368,784        380,770        394,163        396,793   
  

 

 

   

 

 

   

 

 

   

 

 

 

 

     March 31     June 30     September 30     December 31  
     (In thousands, except per share data)  

2013

        

Net loss

   $ (40,965   $ (46,124   $ (50,818   $ (53,582
  

 

 

   

 

 

   

 

 

   

 

 

 

Net loss per share — basic and diluted

   $ (0.15   $ (0.16   $ (0.17   $ (0.16
  

 

 

   

 

 

   

 

 

   

 

 

 

Weighted average common shares used to compute basic and diluted net loss per share

     280,058        284,044        296,386        337,284