• Filing Date: 2021-03-30
  • Form Type: 10-K
  • Description: Annual report
v3.21.1
Stock-Based Compensation (Tables)
12 Months Ended
Dec. 31, 2020
Share-based Payment Arrangement [Abstract]  
Stock-based compensation expense
    Years Ended December 31,  
    2020     2019  
Stock-based compensation expense related to grants of:            
Stock options   $ 224     $ 130  
RSU     374       155  
ESPP     36       19  
Total   $ 634     $ 304  
Stock-based compensation expense recognized in:                
Cost of service   $ 28     $ 40  
Engineering and IT     25       25  
Sales and marketing     38       38  
General and administrative     543       201  
Total   $ 634     $ 304  
Weighted average assumptions
    2010 Plan/Restated Plan     Employee Stock Purchase Plan  
    2020     2019     2020     2019  
Risk-free interest rate     0.4 %     1.7 %     0.2 %     2.0 %
Expected term (in years)     6.1       3.1       0.5       0.5  
Volatility     42.5 %     35.6 %     74.4 %     42.4 %
Expected dividend     0.0 %     0.0 %     0.0 %     0.0 %
Weighted-average grant date fair value   $ 0.55     $ 0.52     $ 0.34     $ 0.43  
Stock option activity
    Number of shares     Weighted-average exercise price per share     Weighted-average remaining contractual term (in years)     Aggregate intrinsic value (in thousands)  
Outstanding at December 31, 2018     803     $ 2.89       8.43     $ 54  
Granted     90       0.94                  
Exercised                            
Forfeited     (77 )     1.97                  
Outstanding at December 31, 2019     816     $ 1.77       7.49     $ 16  
Granted     2,394       1.56                  
Exercised     (147 )     1.30               116  
Forfeited     (434 )     1.58                  
Outstanding at December 31, 2020     2,629     $ 1.64       8.79     $ 1,605  
Exercisable at December 31, 2020     724     $ 1.74       6.77     $ 468  
Stock options outstanding

Plan

  Option plans ranges of exercise prices     Number of outstanding options     Weighted-average remaining contractual life     Weighted-average exercise price  
2010 Plan/Restated Plan   $ 1.29 – $16.67       2,029,176       8.61     $ 1.86  
Inducement Plan   $ 0.56 – $16.67       600,000       9.37     $ 1.33  
              2,629,176                  
Restricted stock unit activity
    Number of shares     Weighted-average exercise price per share     Weighted-average remaining contractual term (in years)     Aggregate intrinsic value (in thousands)  
Outstanding at December 31, 2018     96     $ 2.78       0.60     $ 227  
Granted     243       1.39                  
Vested     (73 )     2.06                  
Forfeited     (17 )     2.75                  
Outstanding at December 31, 2019     249     $ 1.62       0.60     $ 271  
Granted     127       1.97                  
Vested     (245 )     1.57                  
Forfeited                            
Outstanding at December 31, 2020     131     $ 2.05       0.70     $ 287