Quarterly report pursuant to Section 13 or 15(d)

7. Stock-Based Compensation (Tables)

v2.4.0.6
7. Stock-Based Compensation (Tables)
6 Months Ended
Sep. 30, 2012
Stock-Based Compensation Tables  
Employee stock-based compensation expense

 

    Three Months     Six Months  
    Ended     Ended  
    September 30,     September 30,  
    2012     2011     2012     2011  
Cost of service revenue   $ 34     $ 31     $ 66     $ 50  
Research and development     63       76       130       138  
Selling, general and administrative     275       262       484       737  
Total stock-based compensation   $ 372     $ 369     $ 680     $ 925  
                                 

 

Employee fair value stock options

 

   

Three Months

Ended

September 30,

   

Six Months

Ended

September 30,

 
    2012     2011     2012     2011  
Expected life   5.85 years     6.30 years     5.85 years     5.97 years  
Risk-free interest rate     0.73%       1.43%       0.73%       1.52%  
Dividend yield     0.00%       0.00%       0.00%       0.00%  
Volatility     88%       83%       88%       83%  
Summary of all option activity

 

    Shares
(in thousands)
    Weighted-
Average
Exercise
Price
    Weighted-
Average
Contractual
Term
    Aggregate
Intrinsic
Value
 (in thousands)
 
Options                                
Outstanding at April 1, 2012     6,266     $ 2.36                  
Granted     760       0.94                  
Exercised     (39 )     0.90                  
Forfeited or expired     (72 )     5.12                  
Outstanding at September 30, 2012     6,915     $ 2.18       7.20     $ 214  
Exercisable at September 30, 2012     5,260     $ 2.42       6.75     $ 233