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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2014
Stock Option Activity
A summary of stock option activity for the three months ended March 31, 204 is presented below:
 
   
Number of
Shares
   
Wtd. Avg. Exercise Price
   
Wtd. Avg. Remaining Contract Term
(# years)
   
Intrinsic
Value
 
Outstanding at January 1, 2014
    1,162,449     $ 4.30              
Granted
    1,340,690       1.82              
Exercised
    -       -              
Forfeited and canceled
    (45,511 )     3.65              
                             
Outstanding at March 31, 2014
    2,457,628     $ 2.96       8.7     $ 153,522  
                                 
Exercisable at March 31, 2014
    762,793     $ 5.02       6.8     $ 68,356  
Warrant Activity
Warrant Activity

A summary of warrant activity for the three months ended March 31, 2014 is presented below:

   
Number of
Shares
   
Wtd. Avg. Exercise Price
   
Wtd. Avg. Remaining Contract Term
(# years)
   
Intrinsic
Value
 
Outstanding at January 1, 2014
    3,069,113     $ 4.12              
Granted
    -       -              
Exercised
    -       -              
Forfeited and canceled
    -       -              
                             
Outstanding at March 31, 2014
    3,069,113     $ 4.12       2.9     $ 277,313  
                                 
Exercisable at March 31, 2014
    3,069,113     $ 4.12       2.9     $ 277,313