v3.26.1
Note 5 - Share-based Compensation (Tables)
3 Months Ended
Mar. 31, 2026
Notes Tables  
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
  

Options outstanding

  

Weighted average price per share

  

Weighted average remaining life

  

Aggregate intrinsic Value(1)

 

Balance, December 31, 2024

  5,493,920  $0.23         

Granted

  2,024,538  $0.28         

Balance, March 31, 2025

  7,518,458  $0.24         

Unvested

  (2,357,787) $0.24         

Vested Balance, March 31, 2025

  5,160,671  $0.24        
                 

Balance, December 31, 2025

  16,793,014  $0.21         

Granted

  2,314,455  $0.16         

Balance, March 31, 2026

  19,107,469  $0.20   9.0  $ 

Unvested

  (4,957,864) $0.20         

Vested balance, March 31, 2026

  14,149,605  $0.21   8.9  $ 
  

Options outstanding

  

Weighted average price per share

  

Weighted average remaining life

  

Aggregate intrinsic Value(1)

 

Balance, December 31, 2024

  42,171,386  $0.19         

Exercised

  (566,951) $0.16         

Balance, March 31, 2025

  41,604,435  $0.19         

Unvested

  (2,942,091) $0.22         

Vested Balance, March 31, 2025

  38,662,344  $0.19         
                 

Balance, December 31, 2025

  41,604,435  $0.19         

Exercised

    $         

Balance, March 31, 2026

  41,604,435  $0.19   5.6  $189,000 

Unvested

  (1,643,252) $0.22         

Vested balance, March 31, 2026

  39,961,183  $0.19   5.5  $189,000 
  

Options Outstanding

  

Weighted average price per share

  

Weighted average remaining life

  

Aggregate intrinsic Value(1)

 

Balance, December 31, 2024

  1,157,500  $0.53         

Expired

              

Balance, March 31, 2025

  1,157,500  $0.53         
                 

Balance, December 31, 2025

  380,000  $0.63         

Expired

    $         

Balance, March 31, 2026

  380,000  $0.63   0.8  $ 
  

Non-plan Options outstanding

  

Weighted average price per share

  

Weighted average remaining life

  

Aggregate intrinsic Value(1)

 

Balance, December 31, 2024

  15,687,642  $0.40         

Granted

  32,143  $0.28         

Balance, March 31, 2025

  15,719,785  $0.39         

Unvested

  (218,750) $0.44         

Vested Balance, March 31, 2025

  15,501,035  $0.39         
                 

Balance, December 31, 2025

  14,039,129  $0.39         

Expired

    $         

Balance, March 31, 2026

  14,039,129  $0.39   1.6  $12,000 

Unvested

  (218,750) $0.18         

Vested balance, March 31, 2026

  13,820,379  $0.39   1.5  $12,000