v3.25.1

Note 14 - Common Stock Reserved for Issuance - Common Stock Reserved for Issuance (Details) - $ / shares | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Outstanding stock options and RSUs (in dollars per share) | $ 89,325 | $ 89,449
Shares reserved for future option grants and RSUs (in shares) | 29,094 | 8,917
Total common stock reserved for issuance (in shares) | 8,934,233 | 1,717,111
Lincoln Park [Member] |  |
Total common stock reserved for issuance (in shares) | 0 | 64,653
Madryn Noteholders [Member] |  |
Total common stock reserved for issuance (in shares) | 118,182 | 118,182
EW Investors [Member] |  |
Total common stock reserved for issuance (in shares) | 190,910 | 0
Non-Voting Preferred Stock [Member] |  |
Shares reserved for conversion of future preferred share issuance (in shares) | 500,735 | 531,262
Common Stock [Member] |  |
Outstanding common stock warrants (in shares) | 153,147 | 96,598
Preferred Stock [Member] |  |
Preferred shares (in shares) | 7,852,840 | 808,050

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