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Stock Option Plan (Tables) | 6 Months Ended
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Jun. 30, 2025
Share-Based Payment Arrangement [Abstract] |
Schedule of stock-based compensation expense for stock options | Stock-based compensation expense recognized in selling, general, and administrative, and research and development are as follows:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
Options | $ | 14,022 |  |  | $ | 362,748 |  |  | $ | 568,681 |  |  | $ | 1,040,231 |
Restricted stock | — |  |  | 119,052 |  |  | — |  |  | 287,956 |
Stock options - modified options | — |  |  | — |  |  | — |  |  | 169 |
Profit interest units(1) | — |  |  | 31,226 |  |  | — |  |  | 62,452 |
Total | $ | 14,022 |  |  | $ | 513,026 |  |  | $ | 568,681 |  |  | $ | 1,390,808 |
__________________ (1) Profit interest is related to Levo which has been dissolved as an entity. See Note 18.
Schedule of stock option activity | The following is a summary of the stock option activity under the 2010 Plan for the six months ended June 30, 2025:
| Shares |  | Weighted- Average Exercise Price per Share($) |  | Weighted- Average Remaining Contractual Term (Years) |  | Aggregate Intrinsic Value($)
Outstanding - December 31, 2024 | 1,916 |  |  | 1,033.97 |  |  | 2.54 |  | — |
Granted | — |  |  | — |  |  | — |  |  | — |
Exercised | — |  |  | — |  |  | — |  |  | — |
Forfeited | — |  |  | — |  |  | — |  |  | — |
Expired/Cancelled | — |  |  | — |  |  | — |  |  | — |
Outstanding - June 30, 2025 | 1,916 |  |  | 1,034.00 |  |  | 2.05 |  | — |
Options Exercisable at June 30, 2025 | 1,916 |  |  | 1,033.60 |  |  | 2.05 |  | — |
Options Vested at June 30, 2025 | 1,916 |  |  | 1,033.60 |  |  | 2.05 |  | — |
The following is a summary of the stock option activity under the 2020 Plan for the six months ended June 30, 2025:
| Shares |  | Weighted- Average Exercise Price per Share ($) |  | Weighted- Average Remaining Contractual Term (Years) |  | Aggregate Intrinsic Value($)
Outstanding - December 31, 2024 | 4,743 |  |  | 3,874.89 |  |  | 6.68 |  | — |
Granted | — |  |  | — |  |  | — |  |  | — |
Exercised | — |  |  | — |  |  | — |  |  | — |
Forfeited | — |  |  | — |  |  | — |  |  | — |
Expired/Cancelled | (10) |  |  | 2,708.00 |  |  | — |  |  | — |
Outstanding - June 30, 2025 | 4,733 |  |  | 3,877.35 |  |  | 5.95 |  | — |
Options Exercisable at June 30, 2025 | 3,699 |  |  | 4,993.33 |  |  | 6.20 |  | — |
Options Vested at June 30, 2025 | 3,699 |  |  | 4,993.33 |  |  | 6.20 |  | — |
Schedule of disclosure of share-based compensation arrangements by share-based payment award | Other Information:
|  | Six Months Ended June 30, |  |
|  | 2025 |  | 2024 |  |
Amount received from option exercised |  | $ | — |  |  | $ | — |  |  |
|  | June 30, 2025 |  |  |  | Weighted average remaining recognition period
Total unrecognized options compensation costs |  | $ | 24,482 |  |  |  |  | 1.47

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