Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation (Tables)

v3.22.1
Stock-based Compensation (Tables)
3 Months Ended
Mar. 31, 2022
Share-Based Payment Arrangement [Abstract]  
Schedule of summarizes activity for stock options under both 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, 2021     1,211,068       3.19       8.66       321  
Options granted     -                          
Options forfeited     -                          
Options exercised     (23,983 )     0.31                  
Outstanding, March 31, 2022     1,187,085       3.25       8.53       172  
                                 
Options vested and exercisable as of March 31, 2022     399,634     $ 3.14       8.02     $ 121  

 

Schedule of Company has recorded stock-based compensation expense, allocated by functional
    Three Months Ended  
    March 31,  
    2021     2022  
             
Research and development   $         184     $          99  
General and administrative     18       191  
Total stock-based compensation   $ 202     $ 290  

 

Schedule of fair value of awards granted to employees, directors and non-employees
    Three Months Ended  
    March 31,  
    2021     2022  
Expected volatility         104.00 – 105.00 %    
           -
%
Risk-free interest rate         0.92 %    
-
%
Dividend yield         -%      
-
%
Expected term         5.13 – 6.25 years      
-