Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Deficit) (Tables)

v3.5.0.2
Stockholders' Equity (Deficit) (Tables)
9 Months Ended
Sep. 30, 2016
Stockholders' equity (deficit):  
Schedule of equity compensation plans

Stock option activity under all of the Company’s Plans during the nine months ended September 30, 2016, is summarized below:

 

      Shares     Weighted -
Average Exercise
Price
 
Outstanding at December 31, 2015       298,282     $ 48.80  
Granted       11,500       11.57  
Forfeited       (2,250 )     43.04  
Outstanding at September 30, 2016       307,532     $ 49.18  
Schedule of share-based compensation expense

The Company records share-based compensation expense on a straight-line basis over the related vesting period. For the three and nine months ended September 30, 2016 and 2015, share-based compensation expense related to options was:

  

Three Months Ended September 30,
2016   2015
$   238,101   $   268,880

  

Nine Months Ended September 30,
2016   2015
$   736,982   $   1,421,198
Schedule of common stock warrant activity

Warrants have generally been issued for terms of up to five years. Common stock warrant activity for the nine months ended September 30, 2016 was as follows:

 

      Shares    

Weighted -
Average

Exercise
Price

 
Outstanding at December 31, 2015       845,257     $ 24.07  
Issued       1,180,095       6.26  
Exercised       15,625       5.00  
Outstanding at September 30, 2016       2,009,727     $ 13.76