v3.26.1
Note 7 - Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2025
Notes Tables  
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
   

December 31, 2025

 
   

Level 1

   

Level 2

   

Level 3

   

Total

 

Assets:

                               

Money market funds (cash equivalents)

  $ 13,228,720     $     $     $ 13,228,720  

Total assets measured and recorded at fair value

  $ 13,228,720     $     $     $ 13,228,720  
   

December 31, 2024

 
   

Level 1

   

Level 2

   

Level 3

   

Total

 

Assets:

                               

Money market funds (cash equivalents)

  $ 12,203,627     $     $     $ 12,203,627  

Total assets measured and recorded at fair value

  $ 12,203,627     $     $     $ 12,203,627  

Liabilities:

                               

Warrant liabilities

  $     $     $ 89,010     $ 89,010  

Total liabilities measured and recorded at fair value

  $     $     $ 89,010     $ 89,010  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
   

Year Ended December 31,

 
   

2025

   

2024

 

Balance, beginning of period

  $ 89,010     $ 806,655  

Change in fair value of warrant liabilities

    (89,010 )     (717,645 )

Balance, end of period

  $     $ 89,010  
Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]
   

December 31, 2024

 

Risk-free interest rate

    4.17 %

Remaining expected term of Private Warrants

    0.95  

Expected volatility(1)

    128.70 %

Stock price on valuation date

  $ 36.20  

Exercise price

  $ 230.00  

Expected dividend

    %