Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.21.2
Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2021
Stockholders' Equity Note [Abstract]  
Schedule of warrants
    Shares
Underlying
Warrants
    Weighted
Average
Exercise
Price
    Weighted
Average
Remaining
Contractual
Life (years)
    Aggregate
Intrinsic Value
 
Outstanding and exercisable at December 31, 2020     17,058,051     $ 1.86       5.78     $
        -
 
Granted     6,340,020       2.10                  
Exercised     (14,267,250 )     1.24               -  
Outstanding at June 30, 2021     9,130,821     $ 3.00       3.44     $
-
 

 

Schedule of stock option activity
    Shares Underlying Options     Weighted Average Exercise Price     Weighted Average Remaining Contractual Life (years)     Aggregate Intrinsic Value  
Outstanding at December 31, 2020     5,029,119     $ 3.00       7.96     $
      -
 
Granted     1,166,500       1.74                  
Forfeited     (159,400 )     3.53                  
Outstanding at June 30, 2021     6,036,219     $ 2.75       8.02     $
-
 

 

Schedule of option pricing model using weighted average assumptions
    Six months Ended
June 30,
 
    2021     2020  
Expected term, in years     5.75       5.8  
Expected volatility     106.76 %     79.59 %
Risk-free interest rate     0.73 %     1.49 %
Dividend yield    
-
     
-
 
Grant date fair value   $ 1.74     $ 0.95  

 

Schedule of restricted stock unit awards activity
    Number of Shares     Weighted Average Grant Date Fair Value  
Nonvested at December 31, 2020     337,927     $ 3.10  
Granted     426,000        1.78  
Vested     (118,996 )     2.74  
Nonvested at June 30, 2021     644,929     $ 2.30  

 

Schedule of stock-based compensation
    Three Months ended
June 30,
    Six Months ended
June 30,
 
    2021     2020     2021     2020  
Research and development   $ 169     $ 114     $ 303     $ 337  
Sales and marketing     105       44       222       172  
General and administrative     736       495       1,404       948  
Total   $ 1,010     $ 653     $ 1,929     $ 1,457