v3.25.1
Note 5 - Preferred Stock (Tables)
3 Months Ended
Mar. 31, 2025
Notes Tables  
Schedule of Stock by Class [Table Text Block]
  

Series F Preferred Stock Shares

  

Preferred Stock Dividends

  

Weighted Average Conversion Price

  

Common Shares Issued from Conversions

 

December 31, 2023 Balance

  1,930  $136,000  $13.60   352,624 

2024 Issuances

  1,648           

2024 Accrued Dividends

     89,000        

2024 Conversions

  (3,033)  (196,000) $11.20   288,968 

December 31, 2024 Balance

  545   29,000  $11.17   641,592 

2025 Accrued Dividends

     12,000        

March 31, 2025 Balance

  545  $41,000  $11.17   641,592