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Stock-Based Compensation (Tables)
3 Months Ended 9 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Offsetting Assets [Line Items]    
Schedule of stock-based services expense  

   2018   2017 
         
General and administrative  $480,653   $2,065 
Research and development   5,467    74,729 
Total stock-based services expense  $486,120   $76,794 
Schedule of stock option plan activity  
          Weighted-     
       Weighted   Average     
       Average   Remaining   Aggregate 
   Number of   Exercise   Contractual   Intrinsic 
   Options   Price   Term (years)   Value(1) 
Outstanding at December 31, 2016                
Granted   365,716   $0.03         
Exercised                
Forfeited/Cancelled                
Outstanding at December 31, 2017   365,716   $0.03    9.3   $908,920 
Granted   2,500   $5.34         
Exercised                
Forfeited/Cancelled                
Outstanding at September 30, 2018   368,216   $0.07    8.6   $820,862 
Vested and exercisable at September 30, 2018   368,216   $0.07    8.6   $820,862 

 

(1) The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying options and the estimated fair value of our common stock as of September 30, 2018 and December 31, 2017 of $2.30 and $2.52 per share, respectively.

 

Schedule of weighted-average assumptions used Black-Scholes option-pricing model  

   2018   2017 
         
Expected stock price volatility   49.8%   47.8%
Expected life of options (years)   5.0    5.0 
Expected dividend yield   0%   0%
Risk free interest rate   2.8%   1.9%
Stock options [Member]    
Offsetting Assets [Line Items]    
Schedule of weighted-average assumptions used Black-Scholes option-pricing model
  2018 
     
Expected stock price volatility   49.8%
Expected life of options (years)   5.8 
Expected dividend yield   0%
Risk free interest rate   2.8%

   2018 
     
Expected stock price volatility   49.8%
Expected life of options (years)   5.0 
Expected dividend yield   0%
Risk free interest rate   2.9%
Stock- option liability [Member]    
Offsetting Assets [Line Items]    
Schedule of weighted-average assumptions used Black-Scholes option-pricing model
  2018  
       
Expected stock price volatility     49.8 %
Expected life of options (years)     5  
Expected dividend yield     0 %
Risk free interest rate     2.5 %