Quarterly report pursuant to Section 13 or 15(d)

11. Stockholders' Equity (Tables)

v3.21.1
11. Stockholders' Equity (Tables)
 3 Months Ended
Mar. 31, 2021
Equity [Abstract]  
Schedule of assumptions

The fair value of the warrants listed above was determined using the Black-Scholes option pricing model with the following assumptions:

 

    March 31,     March 31,  
    2021     2020  
Risk-free interest rate     0.93%       1.71%  
Expected life of the options     10 years       10 years  
Expected volatility     122.93%       158.86%  
Expected dividend yield     0%       0%  
Schedule of option activity

The following is a summary of options activity from December 31, 2020 to March 31, 2021:

 

Options   Shares     Weighted average exercise price     Weighted Average Remaining Contractual Life     Aggregate Intrinsic Value  
Outstanding at December 31, 2020     210,000     $ 9.61       9.61       –  
Granted     105,000       1.00       –       –  
Exercised     –       –       –       –  
Forfeited or expired     –       –       –       –  
Outstanding at March 31, 2021     315,000     $ 4.80       8.83       131,250  
Vested as of March 31, 2021     236,250     $ 5.40       8.51       32,813  
Exercisable at March 31, 2021     315,000     $ 5.40       8.51       32,813  
Schedule of options by exercise price

The exercise price for options outstanding and exercisable at March 31, 2021:

 

Outstanding     Exercisable  
                     
Number of       Exercise     Number of       Exercise  
Options       Price     Options       Price  
30,000     $ 5.70     30,000     $ 5.70  
30,000       5.70     30,000       5.70  
30,000       5.70     30,000       5.70  
30,000       5.70     30,000       5.70  
30,000       5.70     30,000       5.70  
30,000       5.70     30,000       5.70  
30,000       5.70     30,000       5.70  
15,000       3.00     15,000       3.00  
15,000       3.00     15,000       3.00  
15,000       3.00     15,000       3.00  
15,000       3.00     15,000       3.00  
15,000       3.00     15,000       3.00  
15,000       3.00     15,000       3.00  
15,000       3.00     15,000       3.00  
315,000             315,000