v3.26.1
Note 3 - Equity (Tables)
12 Months Ended
Mar. 31, 2026
Notes Tables  
Restricted Stock Expenses, General and Administrative [Table Text Block]
  

Year ended March 31,

 
  

2026

  

2025

 

Recognized in general and administrative expense

 $  $116,375 
         

Total

 $  $116,375 
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
  

Options

  

Weighted-Average Exercise Price Per Share

  

Weighted-Average Remaining Life (In Years)

  

Aggregate Intrinsic Value*

 
                 

Outstanding, March 31, 2024

  100,180  $46.59   9.35  $1,680,672 

Granted

  143,303   23.02       

Outstanding, March 31, 2025

  243,483  $32.72   8.92    
                 

Exercisable, March 31, 2025

  37,923  $44.35   8.20    
                 
                 

Outstanding, March 31, 2025

  243,483  $32.72   8.92    

Granted

  5,000   1.85       

Forfeited/Cancelled

  (234,983)  33.67       
                 

Outstanding, March 31, 2026

  13,500  $4.75   8.37    
                 

Exercisable, March 31, 2026

  2,875  $15.21   5.99    
Share-Based Payment Arrangement, Outstanding Award, Activity, Excluding Option [Table Text Block]
  

Warrants

  

Weighted-Average Exercise Price Per Share

  

Weighted-Average Remaining Life (In Years)

  

Aggregate Intrinsic Value*

 
                 

Outstanding and exercisable, March 31, 2024

  287,231  $1.64   4.80  $17,072,147 

Granted

  2,542,677   4.31       

Exercised

  (892,432)  0.04       

Forfeited/Cancelled

  (2,602)  0.20       

Outstanding, March 31, 2025

  1,934,874  $5.89   4.09  $532,060 
                 

Exercisable, March 31, 2025

  1,842,889  $5.67   4.06  $532,060 
                 

Outstanding and exercisable, March 31, 2025

  1,934,874  $5.89   4.09  $532,060 

Granted

  15,071,250   0.70       

Exercised

  (6,254,963)  0.41       

Forfeited/Cancelled

  (961)  0.02       

Outstanding and exercisable, March 31, 2026**

  10,750,200  $1.14   5.06  $10,047