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STOCK OPTIONS (Tables)
9 Months Ended
Sep. 30, 2014
STOCK OPTIONS  
Schedule of assumptions used principally in determining the fair value of options granted

 

 

 

September 30,
2014

 

 

 

 

 

Risk-free interest rate

 

1.90 

%

Expected dividend yield

 

0.00 

%

Expected term (in years)

 

6.08 

 

Expected volatility

 

120.65 

%

 

Summary of option activity

Options

 

Shares

 

Weighted
Average
Exercise
Price

 

Weighted
Average
Remaining
Contractual
Term in
Years

 

Aggregate
Intrinsic Value

 

Outstanding at December 31, 2013

 

8,055,522

 

$

1.55

 

 

 

 

 

Granted

 

2,975,000

 

$

2.16

 

 

 

 

 

Forfeited

 

(1,652,537

)

$

1.87

 

 

 

 

 

Exercised

 

(476,330

)

$

0.34

 

 

 

 

 

Outstanding at September 30, 2014

 

8,901,655

 

$

1.76

 

7.38

 

$

728,905

 

 

 

 

 

 

 

 

 

 

 

Vested at September 30, 2014

 

3,720,301

 

$

1.21

 

5.07

 

$

728,905