Quarterly report pursuant to Section 13 or 15(d)

Note 11 - Capitalization and Equity Structure (Tables)

v3.24.3
Note 11 - Capitalization and Equity Structure (Tables)
9 Months Ended
Sep. 30, 2024
Notes Tables  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
                                                     

Source

 

Exercise Price

   

Remaining term (Years)

   

December 31, 2023

   

Issued

   

Expired

   

Exercised

   

September 30, 2024

 

September 2024 Pre-Funded Warrant

  $ 0.001       *             2,900             (335 )     2,565  

September 2024 Series A Warrants

  $ 1.00       4.9             6,000                   6,000  

September 2024 Series B Warrants

  $ 1.00       0.9             6,000                   6,000  

2021 Warrants

  $ 12.81       1.4       273                         273  

June 2020 Investor Warrants

  $ 5.18       1.2       127                         127  

June 2020 Placement Agent Warrants

  $ 5.64       0.7       39                         39  

December 2019 Warrants

  $ 8.10       0.7       556                         556  

December 2019 Placement Agent Warrants

  $ 8.44       0.2       52                         52  

May 2019 Warrants

  $ 1.55             193             (193 )            
                      1,240       14,900       (193 )     (335 )     15,612  
Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]
   

September 30, 2024

   

December 31, 2023

 

Current share price

  $ 1.16     $ 2.50  

Conversion price

  $ 12.81     $ 12.81  

Risk-free interest rate

    3.86 %     4.20 %

Expected term (years)

    1.36       2.11  

Volatility of stock

    105.8 %     76.5 %
   

September 30, 2024

   

December 31, 2023

 

Current share price

  $ 1.16     $ 2.50  

Conversion price

  $ 5.18     $ 5.18  

Risk-free interest rate

    3.92 %     4.26 %

Expected term (years)

    1.19       1.94  

Volatility of stock

    109.4 %     78.2 %
   

September 30, 2024

   

December 31, 2023

 

Current share price

  $ 1.16     $ 2.50  

Conversion price

  $ 5.64     $ 5.64  

Risk-free interest rate

    4.23 %     4.54 %

Expected term (years)

    0.69       1.44  

Volatility of stock

    93.3 %     83.0 %
   

September 30, 2024

   

December 31, 2023

 

Current share price

  $ 1.16     $ 2.50  

Conversion price

  $ 8.10     $ 8.10  

Risk-free interest rate

    4.21 %     4.53 %

Expected term (years)

    0.72       1.47  

Volatility of stock

    98.6 %     82.3 %
   

September 30, 2024

   

December 31, 2023

 

Current share price

  $ 1.16     $ 2.50  

Conversion price

  $ 8.44     $ 8.44  

Risk-free interest rate

    4.79 %     4.82 %

Expected term (years)

    0.22       0.97  

Volatility of stock

    103.0 %     85.2 %
   

September 30, 2024

   

December 31, 2023

   

Share price

    N/A     $ 1.88  

(1)

Conversion price

    N/A     $ 3.52    

Risk-free interest rate

    N/A       5.3 %  

Expected term (years)

          0.4    

Volatility of stock

    N/A       77.5 %