Quarterly report pursuant to Section 13 or 15(d)

Stock Based Awards (Tables)

v3.22.1
Stock Based Awards (Tables)
 3 Months Ended
Mar. 31, 2022
Share-Based Payment Arrangement [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity

The following table summarizes stock option transactions for the 2007 Plan and 2015 Plan, collectively, for the three months ended March 31, 2022 (in thousands, except per share amounts):

 Schedule of Share-based Compensation, Stock Options, Activity

    Number of
Shares
Available
for Grant		     Total
Options
Outstanding		     Weighted
Average
Exercise
Price		     Aggregate
Intrinsic
Value		  
Balance at December 31, 2021     7,543       2,473     $ 1.98     $ -  
Increase in authorized options     -       -       -       -  
Exercised     -       -       -       -  
Granted     -       -       -       -  
Expired     -       -       -       -  
Cancelled     -       (7 )     3.30       -  
Balance at March 31, 2022     7,543       2,466     $ 1.98     $ -  
Schedule of Weighted Average Assumptions Used for Grants

The fair value of share option award is estimated using the Black-Scholes option pricing method based on the following weighted-average assumptions:

 Schedule of Weighted Average Assumptions Used for Grants

             
    Three Months Ended March 31,  
    2022     2021  
             
Risk-Free interest rate     1.04 %     0.95 %
Expected dividend yield     0.00 %     0.00 %
Expected volatility     76.24 %     54.93 %
Expected term (in years)     4.33       3.3  
Schedule of Common Stock Reserved Future Issuance

The following table presents information concerning common stock available for future issuance (in thousands) as of:

 Schedule of Common Stock Reserved Future Issuance

    March 31, 2022     March 31, 2021  
Stock options issued and outstanding     2,466       1,773  
Shares authorized for future option grants     7,543       2,263  
Warrants outstanding     243       243  
Total     10,252       4,279