v3.25.2
Note 5 - Stockholders' Equity, Options, and Warrants (Tables)
6 Months Ended
Jun. 30, 2025
Notes Tables  
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
          

Weighted

     
      

Weighted

  

Average

     
      

Average

  

Remaining

  

Aggregate

 

Fixed Options

 

Shares

  

Exercise Price

  

Contractual Life

  

Intrinsic Value

 

Outstanding at December 31, 2024

  26,087,500  $0.05   6.1     

Granted

  700,000   0.05         

Exercised

              

Expired

              

Forfeited

  125,000   0.04         

Outstanding at June 30, 2025

  26,662,500   0.05   5.6  $907,300 

Exercisable at June 30, 2025

  19,942,500  $0.05   4.7  $657,100 
Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]

Non-Vested Restricted Stock Units

 

Number of restricted stock units

  

Weighted average grant-date fair value

 

Outstanding at December 31, 2024

  5,250,000  $0.04 

Granted

       

Vested and Exercised

  (2,250,000)  0.04 

Forfeited / Cancelled

       

Outstanding at June 30, 2025

  3,000,000  $0.04