Quarterly report pursuant to Section 13 or 15(d)

Note 15 - Share Based Awards (Tables)

v3.21.4
Note 15 - Share Based Awards (Tables)
6 Months Ended
Oct. 31, 2021
Share-based Payment Arrangement [Abstract]  
assumptions used to calculate the fair value of options granted

The table below sets forth the assumptions used to calculate the fair value of options granted during the three months ended October 31, 2021:  

 

Exercise price     2.61 - 2.82  
Stock price on date of grant     2.61 - 2.82  
Volatility     271.7% - 273.4%  
Risk-free interest rate     0.93% - 1.10%  
Expected term (years)     6.56 – 8.25  
Dividend yield         
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]
Options   Shares   Weighted-Average Exercise Price   Weighted-Average Remaining Contractual Term   Aggregate Intrinsic Value
                                 
Outstanding as of April 30, 2020     1,597,475     $ 1.10                  
Granted     600,000       3.63                  
Exercised                                  
Forfeited or expired                                  
Outstanding as of April 30, 2021     2,197,475     1.79                  
Granted     919,000       2.68                  
Exercised     (112,500     0.96                  
Forfeited or expired                                  
Outstanding as of October 31, 2021     3,003,975     2.09       8.70     $ 3,096,487  
Exercisable as of October 31, 2021     1,694,892     $ 2.18       8.35     $ 1,811,400  
Stock compensation expense

Stock compensation expense was as follows:

  

   

Three months ended

October 31,

 

Six months ended

October 31,

    2021   2020   2021   2020
General and administrative   $ 389,749     $ 94,629     $ 609,350     $ 189,258  
Research and development     84,752       9,945       141,232       19,890  
Operations     311,347       2,487       374,608       4,974  
Sales and marketing     114,089       —         158,833       —    
Total   $ 899,937     $ 107,061     $ 1,284,023     $ 214,122