Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

v3.19.3
Stockholders' Equity (Tables)
9 Months Ended
Sep. 30, 2019
Equity [Abstract]  
Summary of Stock Options and Changes During the Period

A summary of the stock options as of September 30, 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     (7,900 )     77.22       -  
Outstanding as of September 30, 2019     1,733,620     $ 5.61       8.16  
Options vested and expected to vest as of September 30, 2019     1,733,620     $ 5.61       8.16  
Options vested and exercisable as of September 30, 2019     1,255,495     $ 6.89       8.29