Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

v3.19.2
Stockholders' Equity (Tables)
6 Months Ended
Jun. 30, 2019
Equity [Abstract]  
Summary of Stock Options and Changes During the Period

A summary of the stock options as of June 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     -     $ -       -  
Expired     (6,650 )     69.35       -  
Outstanding as of June 30, 2019     1,459,870     $ 6.37       9.03  
Options vested and expected to vest as of June 30, 2019     1,459,870     $ 6.37       9.03  
Options vested and exercisable as of June 30, 2019     1,118,984     $ 7.60       8.96