Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation Plans and Awards (Tables)

v3.2.0.727
Stock-based Compensation Plans and Awards (Tables)
 6 Months Ended
Jun. 30, 2015
Stock-based Compensation Plans and Awards [Abstract]  
Summary of Stock Option Activity
    Weighted-        
    Average           
Weighted-     Remaining     Aggregate
Stock Average     Contractual     Intrinsic
    Awards     Exercise Price     Life (Years)     Value
Balance as of December 31, 2014     10,791,081     $ 0.79                  
Options granted     3,184,000     $ 1.40                  
Options exercised     (697,356 )   $ 0.55                  
Options forfeited     (40,507 )   $ 0.57                  
Options cancelled     (10,126 )    $ 1.74                  
Balance as of June 30, 2015     13,227,092     $ 0.96       7.86     $ 4,197  
Vested and expected to vest at June 30, 2015     12,118,042     $ 0.92       7.71     $ 4,131  
Exercisable as of June 30, 2015     5,970,959     $ 0.60       6.23     $ 3,451  
Schedule of Fair Value Calculation Assumptions
  Three months ended June 30,
 Six months ended June 30,
  2015     2014
 2015
2014
           
         
Dividend yield     —       — —       —  
Risk-free interest rate     1.44% - 2.34%        1.90% - 2.61%
  1.41% - 2.34%       1.74% - 2.67%  
Expected term (in years)     6-10        6-8
  6-10       6-10  
Volatility     73% - 74%        66%     73% - 74%       66%  

 
Allocation of Stock Option Compensation Expense
  Three months ended June 30,   Six months ended June 30,  
  2015 2014   2015     2014       
Sales and marketing $ 161 $ 150   $ 292     $ 251  
Research and development 108 21     162       90  
General and administrative 174 155       337       352  
  $ 443
$ 326     $ 791     $ 693