Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Tables)

v3.20.1
Stockholders' Equity (Tables)
12 Months Ended
Dec. 31, 2019
Equity [Abstract]  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

The fair value of share-based awards was estimated using the Black-Scholes model with the following weighted-average assumptions for the years ended December 31, 2019 and 2018:

 

Assumptions:

 

    2019     2018  
Dividend yield     0.00       0.00  
Risk-free interest rate     1.42-2.53 %      2.68-3.10 %
Expected volatility     105.2-112.1 %      104.9-137.3 %
Expected life (in years)     5-10        5-10  

Schedule of Stock Option Activity

Option activity for the year ended December 31, 2019 and 2018 was as follows:

 

          Weighted Average     Weighted Average        
          Exercise     Remaining     Aggregate  
          Price     Contractual     Intrinsic  
    Options     ($)     Life (Yrs.)     Value ($)  
Options outstanding at December 31, 2017     29,994       4.57       7.33       16,600  
Granted     53,433       1.45       6.58       0  
Exercised     -       -       -       -  
Forfeited or cancelled     (8,00 )     4.59       -       -  
Options outstanding at December 31, 2018     82,627       2.49       6.47       60,090  
Granted     100,326       1.25       4.79       -  
Exercised     -       -       -       -  
Forfeited or cancelled     (2,050 )     1.68       -       -  
Options outstanding at December 31, 2019     180,903       1.81       5.09       25,988  
Options expected to vest in the future as of December 31, 2019     92,740       1.38       4.88       1,792  
Options exercisable at December 31, 2019     88,163       2.27       5.30       24,196  
Options vested, exercisable, and options expected to vest at December 31, 2019     180,903       1.81       5.09       25,988  

Summary of Warrant Activity

Warrant activity for the year ended December 31, 2019 and 2018 was as follows:

 

          Weighted Average    

Weighted

Average

 
          Exercise     Remaining  
          Price     Contractual  
    Warrants     ($)     Life (Yrs.)  
Warrants outstanding at December 31, 2017     164,550       39.70       4.11  
Granted     160,700       13.00       4.64  
Exercised     (20,190 )     11.90       -  
Forfeited or cancelled     -       -       -  
Options outstanding at December 31, 2018     305,060       27.50       3.86  
Granted     65,690       15.60       4.39  
Exercised     (7,023 )     10.80       -  
Forfeited or cancelled     -       -       -  
Warrants outstanding at December 31, 2019     363,727       25.60       3.12