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Stock-based Compensation
 9 Months Ended
Sep. 30, 2022
Share-Based Payment Arrangement [Abstract]  
Stock-based Compensation

NOTE 8 —Stock-based Compensation

 

Stock-based compensation expense for the three and nine months ended September 30, 2022, and 2021 is as follows:

 

   2022    2021   2022   2021 
   Three Months Ended    Nine Months Ended 
   September 30,    September 30, 
   2022    2021   2022   2021 
Cost of revenues  $9   $16   $89   $48 
Sales and marketing   3    45    53    156 
General and administrative   622    189    1,230    426 
Research and development   3    35    18    130 
Stock-based compensation expense  $637   $285   $1,136   $760 

 

Stock Options:

 

Stock option activity for the nine months ended September 30, 2022, is set forth in the table below and reflects the 1-for-10 Reverse Stock Split that became effective on September 15, 2021:

 

       Weighted average  

Weighted average

Remaining

   Aggregate 
       exercise price   contractual life  

Intrinsic

 
   Options   per share   (in years)   Value* 
Outstanding at January 1, 2022   95,413   $40.00    6.73   $      0 
Options granted   —   $—           
Options exercised   —   $—           
Options forfeited   (15,303)  $33.65           
Options expired   (17,562)  $48.55           
Outstanding at September 30, 2022   62,548   $39.15    5.64   $0 
                     
Exercisable at September 30, 2022   54,887   $39.92    5.42   $0 

 

*The intrinsic value is calculated as the difference between the exercise price and the fair value of the common stock on the balance sheet date.

 

As of September 30, 2022, there was approximately $429 of unamortized stock-based compensation cost related to unvested stock options, which is expected to be recognized over a weighted average period of approximately two years.

 

 

Restricted Stock Units:

 

Restricted stock units’ (“RSU”) activity for the nine months ended September 30, 2022, is set forth in the table below and reflects the 1-for-10 Reverse Stock Split that became effective on September 15, 2021:

 

   RSUs 
Outstanding at January 1, 2022   347,110 
Granted   554,591 
Released   (169,683)
Forfeited   (40,661)
Outstanding at September 30, 2022   691,355