Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.8.0.1
Stock-Based Compensation (Tables)
 3 Months Ended
Mar. 31, 2018
Stock-Based Compensation [Abstract]  
Summary Of Stock Compensation Expense



 

 

 

 



For the Three Months Ended March 31,



2018

2017

Statement of operations line item:

 

 

 

 

General and administrative

$

 216,415 

$

 188,311 

Research and development

 

 80,162 

 

 86,016 



 

 

 

 

Total

$

 296,577 

$

 274,327 



Schedule Of Assumptions Made In Calculating The Fair Value Of Options



 

 

 

 



 

 

 

 



Three Months Ended March 31,



2018

2017

Black-Scholes assumptions

 

 

 

 

Expected dividend yield

 0 

%

 0 

%

Expected volatility

 69-72 

%

 69-70 

%

Risk-free interest rate

2.3-2.7

%

1.9-2.0

%

Expected term (in years)

6 years

 

6 years

 



Summary Of Share-Based Transactions



 

 

 

 

 

 



 

 

 

 



Number of Options

 

Weighted Average Exercise Price

Weighted Average Remaining Contractual Term

 

Aggregate Intrinsic Value

Outstanding, January 1, 2018

 1,814,231 

$

 5.33 

7.1 years

$

 53,883 

Granted

 701,339 

$

 2.08 

 

 

 

Exercised

 -

$

 -

 

 

 

Expired

 -

$

 -

 

 

 

Cancelled

 -

$

 -

 

 

 



 

 

 

 

 

 

Outstanding, March 31, 2018

 2,515,570 

$

 4.42 

7.7 years

$

 -

Exercisable, March 31, 2018

 1,230,897 

$

 6.18 

6.2 years

$

 -



Summary Of Unvested Shares



 

 

 



 

 

 



2018



Number of  Options

Weighted Average Fair Value at Grant Date

Unvested at January 1, 2018

 727,543 

$

 2.39 

Granted

 701,339 

$

 1.35 

Vested

 (144,209)

$

 2.56 

Cancelled

 -

$

 -



 

 

 

Unvested at March 31, 2018

 1,284,673 

$

 1.81 



Summary Of RSU Activity



 

 

 



Number of RSUs

 

Weighted Average Grant Date Fair Value

Outstanding, January 1, 2018

 47,300 

$

 1.84 

Granted

 -

$

 -

Vested and Released

 (11,825)

$

 1.84 

Cancelled

 -

$

 -



 

 

 

Outstanding, March 31, 2018

 35,475 

$

 1.84