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]  
Summary of Outstanding Stock Warrants

A summary of the status of the Company’s outstanding stock warrants and changes during year ended is as follows:

 

    Number of Warrants     Weighted Average
Exercise Price
   

Weighted Average

Remaining

Contractual Life

(in years)

 
Outstanding as of December 31, 2017     193,492     $ 23.96       4.1  
Expired     (301 )     62.40       -  
Exercised     (11,000 )     4.80       -  
Outstanding as of December 31, 2018     182,191     $ 25.04       3.1  
Expired                     -  
Exercised                     -  
Outstanding as of December 31, 2019     182,191     $ 25.04       2.8  
Warrants exercisable as of December 31, 2019     182,191     $ 25.04       2.8  

Summary of Stock Options

A summary of the stock options as of December 31, 2019 and changes during the period are presented below:

 

    Number of Shares     Weighted Average
Exercise Price
    Weighted Average Remaining Contractual Life
(in years)
 
Outstanding as of December 31, 2018     1,466,520     $ 6.66       9.49  
Granted     275,000       2.04       4.81  
Expired     (9,775 )     82.05       -  
Outstanding as of December 31, 2019     1,731,745     $ 5.50       7.92  
Options vested and expected to vest as of December 31, 2019     1,731,745     $ 5.50       7.92  
Options vested and exercisable as of December 31, 2019     1,594,245     $ 5.80       8.21  

  

A summary of the stock options as of December 31, 2018 and changes during the period are presented below:

 

    Number of Shares     Weighted Average
Exercise Price
    Weighted Average Remaining Contractual Life
(in years)
 
Outstanding as of December 31, 2017     112,193     $ 62.00       6.23  
Granted     1,362,500       2.32       9.78  
Expired     (8,173 )     42.84       -  
Outstanding as of December 31, 2018     1,466,520     $ 6.66       9.49  
Options vested and expected to vest as of December 31, 2018     1,466,520     $ 6.66       9.49  
Options vested and exercisable as of December 31, 2018     783,013     $ 10.32       9.25