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9. STOCK COMPENSATION (Tables)
9 Months Ended
Dec. 31, 2019
Share-based Payment Arrangement [Abstract]  
Share-based compensation expense relating to RSUs

The following tables summarize share-based compensation expenses relating to RSUs and stock options and the effect on basic and diluted loss per common share during the three and nine month periods ended December 31, 2019 and 2018:

 

   Three Months
Ended
December 31,
2019
   Three Months
Ended
December 31,
2018
   Nine Months
Ended
December 31,
2019
   Nine Months
Ended
December 31,
2018
 
Vesting of stock options and restricted stock units  $102,576   $344,854   $755,648   $944,512 
Total stock-based compensation expense  $102,576   $344,854   $755,648   $944,512 
                     
Weighted average number of common shares outstanding – basic and diluted   2,887,883    1,203,344    1,821,557    1,191,012 
                     
Basic and diluted loss per common share attributable to stock-based compensation expense  $(0.04)  $(0.29)  $(0.41)  $(0.79)
Options outstanding that have vested and are expected to vest

Options outstanding that have vested as of December 31, 2019 and options that are expected to vest subsequent to December 31, 2019 are as follows:

 

   Number of
Shares
   Weighted
Average
Exercise
Price
   Weighted
Average
Remaining
Contractual
Term in
Years
 
Vested   22,894   $75.24    4.99 
Expected to vest   28,230   $18.89    7.99 
Total   51,124           
Schedule of stock option activity

A summary of stock option activity during the nine months ended December 31, 2019 is presented below:

 

   Amount   Range of
Exercise Price
   Weighted
Average
Exercise
Price
 
Stock options outstanding at March 31, 2019   59,111   $18.75 - 187.50   $56.85 
Adjustment for reverse split   14    n/a    n/a 
Exercised      $   $ 
Granted      $   $ 
Cancelled/Expired   (8,001)  $75.00 - 142.50   $138.75 
Stock options outstanding at December 31, 2019   51,124   $18.75 - 187.50   $44.12 
Stock options exercisable at December 31, 2019   22,894   $25.20 - 187.50   $75.24