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STOCK-BASED COMPENSATION (Tables)
 6 Months Ended 12 Months Ended
Sep. 30, 2021
Mar. 31, 2021
Equity [Abstract]    
assumptions were used in the fair-value method calculations

The following assumptions were used in the fair value method calculations:

 

Schedule of Fair Value Assumptions

The following assumptions were used in the fair-value method calculations: 

 
STOCK-BASED COMPENSATION
   Three Months Ended
September 30,		   Six Months Ended
September 30,		 
   2021   2020   2021   2020 
Risk-free interest rates   0.8% - 0.98%     0.28% - 0.37%     0.8% - 0.98%     0.28% - 0.37%  
Volatility   367% - 370%      88% - 127%     89% - 370%     88% - 128%  
Expected life (years)   5.0 - 6.2     5.0 - 6.0     5.0 - 6.2     5.0 - 6.0  
Dividend yield   —    —    —    — 
    Year ended March 31,  
    2021   2020  
Risk-free interest rates     0.28% - 0.71%     0.77% - 2.37%  
Volatility     87% - 127%     86% - 103%  
Expected life (years)     5.0 - 6.0     5.0 - 6.0  
Dividend yield     —%     —%  
stock option activity

A summary of stock option activity under the Plan is presented below:

Schedule of Stock Option activity

A summary of stock option activity under the 2017 Plan is presented below:

 
STOCK-BASED COMPENSATION (Details 2)
       Options Outstanding 
           Weighted 
   Shares       Average 
   Available   Number of   Exercise 
   for Grant   Shares   Prices 
Balance at March 31, 2021   136,082    1,197,252   $5.25 
Options granted   (60,774)   60,774    12.69 
Share awards   (1,836)   —    — 
Options cancelled and returned to the Plan   7,547    (7,547)   8.61 
Balance at June 30, 2021   81,089    1,250,479    5.58 
Additional shares authorized under the Plan   1,333,334    —    — 
Options granted   (396,384)   396,384    12.15 
Share awards   (3,636)   —    — 
Options cancelled and returned to the Plan   49,213    (49,213)   7.02 
Balance at September 30, 2021   1,063,546    1,597,650    7.17 
   Shares   Options Outstanding 
   Available   Number of   Weighted Average 
   for Grant   Shares   Exercise Price 
Balance at March 31, 2019   490,031    509,969    2.56 
Additional shares authorized under the Plan   333,334    —    — 
Options granted   (572,402)   572,402    6.75 
Options cancelled and returned to the Plan   23,056    (23,056)   6.75 
Balance at March 31, 2020   274,019    1,059,315    4.74 
Options granted   (163,492)   163,492    8.64 
Options cancelled and returned to the Plan   25,555    (25,555)   6.75 
Balance at March 31, 2021   136,082    1,197,252    5.25 
summarizes the range of outstanding and exercisable options

The following table summarizes the range of outstanding and exercisable options as of September 30, 2021:

 

Schedule of Outstanding and Exercisable Option, Range

The following table summarizes the range of outstanding and exercisable options as of March 31, 2021:
STOCK-BASED COMPENSATION (Details 3)
   Options Outstanding   Options Exercisable 
Range of Exercise Price  Number
Outstanding		   Weighted
Average
Remaining
Contractual
Life
(in Years)		   Weighted
Average
Exercise
Price		   Number
Exercisable		   Weighted
Average
Exercise
Price		   Aggregate
Intrinsic
value		 
$1.98 - $17.70   1,597,650    8.09   $7.17    869,668   $4.62   $4,022,239 
                               
   Options Outstanding   Options Exercisable 
Range of Exercise Price  Number
Outstanding		   Weighted
Average
Remaining
Contractual
Life
(in Years)		   Weighted
Average
Exercise
Price		   Number
Exercisable		   Weighted
Average
Exercise
Price		   Aggregate
Intrinsic
value		 
$1.98 - $9.48   1,197,252    8.25   $5.25    742,913   $3.96   $8,763,260