Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation (Tables)

v3.23.1
Stock-based Compensation (Tables)
 3 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of summarizes activity for stock options under all plans
                Weighted-        
    Number of           Average        
    Shares     Weighted-     Remaining     Aggregate  
    Underlying     Average     Contractual     Intrinsic  
    Outstanding     Exercise     Term     Value  
    Options     Price     (in Years)     (in thousands)  
Outstanding, December 31, 2022     1,342,670     $ 2.75       8.47     $        52  
Options granted    
-
                          
Options forfeited     (4,000 )     1.66      
-
      
-
  
Options exercised     (2,181 )     3.27      
-
      
-
  
Outstanding, March 31, 2023     1,336,489       2.76       8.23       643  
                                 
Options vested and exercisable as of March 31, 2023     709,899     $ 3.16       7.62     $ 208  

 
Schedule of Company has recorded stock-based compensation expense
    Three Months Ended  
    March 31,  
    2022     2023  
             
Research and development   $       99     $ 82  
General and administrative     191       62  
Total stock-based compensation   $ 290     $ 144