Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v2.4.0.8
Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2013
Stock Option Activity

A summary of the stock option activity for the nine months ended September 30, 2013 is provided below:

 

 

Number of Shares
Underlying Options
(in thousands)

 

 

Weighted Average
Exercise Price Per
Share

 

  

Weighted
Average
Remaining
Contractual Term

 

  

Aggregate
Intrinsic Value
(in millions)

 

Outstanding at beginning of period             

 

  4,065

  

 

$

  6.12

  

  

 

  2.65

  

  

 

 

 

Granted             

 

  1,236

  

 

 

  7.59

  

  

 

  4.46

  

  

 

 

 

Exercised             

 

(173

) 

 

 

  4.24

  

  

 

  0.03

  

  

 

 

 

Forfeited             

 

(1

)  

 

 

  7.75

  

  

 

  4.43

  

  

  

 

 

Outstanding at end of period             

 

  5,127

  

 

$

  6.53

  

  

 

  2.58

  

  

$

  4.82

  

Exercisable at end of period             

 

  4,245

  

 

$

  6.21

  

  

 

  2.27

  

  

$

  4.82