Annual report pursuant to Section 13 and 15(d)

Stock Options and Warrants (Tables)

v3.10.0.1
Stock Options and Warrants (Tables)
12 Months Ended
May 31, 2018
Estimated Fair Value of Warrants is determined using Black-Scholes Option Valuation Model

The Company determined the fair value of the warrant extension using the Black-Scholes option pricing model utilizing certain weighted-average assumptions, such as expected stock price volatility, term of the warrants, risk-free rate and expected dividend yield at date of exercise.

 

     2017

Expected dividend yield

   0%

Stock price volatility

   61.48%

Expected term

   1 month

Risk-free interest rate

   0.84%

Grant-date fair value

   $0.25
Stock Option and Warrant Activity

The following table represents stock option and warrant activity for the years ended May 31, 2018, May 31, 2017 and May 31, 2016:    

 

                   Weighted         
                   Average         
            Weighted      Remaining         
     Number of      Average      Contractual Life      Aggregate  
     Shares      Exercise Price      in Years      Intrinsic Value  

Options and warrants outstanding—May 31, 2015

     31,008,915      $ 0.88        2.94      $ 5,538,335  

Granted

     33,838,536        0.80        —          —    

Exercised

     (1,050,301      0.70        —          —    

Forfeited/expired/cancelled

     (490,000      2.01        —          —    
  

 

 

          

Options and warrants outstanding—May 31, 2016

     63,307,150      $ 0.83        3.20      $ 9,863,492  
  

 

 

          

Granted

     16,935,437        0.99        —          —    

Exercised

     (912,961      0.55        —          —    

Forfeited/expired/cancelled

     (1,470,000      1.56        —          —    
  

 

 

          

Options and warrants outstanding—May 31, 2017

     77,859,626      $ 0.86        3.40      $ 40,250  
  

 

 

          

Granted

     65,420,227        0.75        —          —    

Exercised

     (6,322,263      0.50        —          —    

Forfeited/expired/cancelled

     (4,572,321      0.94        —          —    
  

 

 

          

Options and warrants outstanding—May 31, 2018

     132,385,269        0.80        3.78        3,673  
  

 

 

          

Outstanding exercisable—May 31, 2018

     128,872,852      $  0.80        3.66      $ 3,673