v3.26.1
Note 6 - Common Stock and Preferred Stock (Tables)
6 Months Ended
Jun. 30, 2026
Notes Tables  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
  

Number of Warrants

  

Weighted Average Exercise Price

  

Weighted Average Remaining Life in Years

  

Intrinsic Value

 

Outstanding, January 1, 2026

  5,780,955  $4.00         

Issued

  -   -         

Exercised

  -   -         

Expired

  -   -         

Canceled

  -   -         

Outstanding, June 30, 2026

  5,780,955  $4.00   3.2  $579,962 
                 

Exercisable, June 30, 2026

  5,780,955  $4.00   3.2  $579,962 

Warrants Outstanding

  

Warrants Exercisable

 
               

Exercise Price

  

Outstanding Number of Warrants

  

Weighted Average Remaining Life in Years

  

Exercisable Number of Warrants

 
$2.50   2,071,293   3.2   2,071,293 
$3.05   2,885,246   3.6   2,885,246 
$7.80   177,490   1.7   177,490 
$12.00   646,926   2.0   646,926 
     5,780,955   3.2   5,780,955