Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Deficit) (Tables)

v3.7.0.1
Stockholders' Equity (Deficit) (Tables)
3 Months Ended
Mar. 31, 2017
Stockholders' deficit:  
Schedule of equity compensation plans

Stock option activity under all of the Company’s equity compensation plans during the three months ended March 31, 2017 is summarized below:

 

      Shares     Weighted -
Average Exercise
Price
 
Outstanding at December 31, 2016       337,441     $ 42.07  
Granted       2,000       2.55  
Forfeited       (23,875 )     45.53  
Outstanding at March 31, 2017       315,566     $ 42.33  
Schedule of assumptions used in calculating the fair value under the Black-Scholes option-pricing model

The estimated grant date fair values of options granted during the three months ended March 31, 2017 were calculated using the Black-Scholes valuation model, based on the following assumptions:

 

Dividend yield     0%  
Expected volatility     51.79%  
Risk free interest rates     2.11%  
Expected lives (in years)     6.0  
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 months ended March 31, 2017 and 2016, share-based compensation expense related to options was:

 

Three Months Ended March 31,
2017   2016  
$ 206,896   $ 260,149
Schedule of common stock warrant activity

Warrants have generally been issued for terms of up to five years. Common stock warrant activity for the three months ended March 31, 2017 was as follows:

 

      Shares     Weighted -
Average Exercise
Price
 
Outstanding at December 31, 2016       1,991,293     $ 13.00  
Issued       -       -  
Exercised       -       -  
Terminated       (57,720 )     38.43  
Outstanding at March 31, 2017       1,933,573     $ 12.71