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Note 7 - Common Stock Warrants | 3 Months Ended
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Mar. 31, 2026
Notes to Financial Statements |
Stockholders' Equity Note, Warrants or Rights Warrants Disclosure [TextBlock] | Note 7 — Common Stock Warrants The Company’s outstanding warrants to purchase shares of its common stock at March 31, 2026 are summarized in the table below.
Description of Warrants | Warrant Issuance Date |  | No. of Shares |  |  | Exercise Price |
SWK Warrants – Debt – Tranche #1 | 11/13/2019 |  |  | 51,239 |  |  | $ | 5.86 |
SWK Warrants – Debt – Tranche #2 | 8/11/2020 |  |  | 18,141 |  |  | $ | 6.62 |
SWK Warrants – Debt – Tranche #3 | 9/30/2024 |  |  | 289,736 |  |  | $ | 5.32 |
Total shares and weighted average exercise price |  |  | 359,116 |  |  | $ | 5.46 |
The holders of these warrants or their permitted transferees, are entitled to rights with respect to the registration under the Securities Act of 1933, as amended (the “Securities Act”)of their shares that are converted to common stock, including demand registration rights and piggyback registration rights. These rights are provided under the terms of a registration rights agreement between the Company and the investors. The issuance of these warrants was accounted for as equity and the fair value of the warrants issued were classified to additional paid-in capital in the Company's Condensed Balance Sheets.

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