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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2024
Stock-Based Compensation |
Schedule of stock-based compensation expense | Stock-based compensation expense in the statements of operations, including the fair value of stock awards to consultants and advisors for services rendered, for the years ended December 31, 2024 and 2023 was as follows:
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended
​ | ​ | December 31,
​ |  | 2024 |  | 2023
General and administrative | ​ | $ | 2,510,444 | ​ | $ | 2,414,867
Research and development | ​ |  | 1,326,326 | ​ | ​ | 2,213,539
​ | ​ | $ | 3,836,770 | ​ | $ | 4,628,406
Schedule of stock option activity | The following table summarizes the Company’s stock option activity: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | ​ |  | Weighted | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | Average | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | Remaining | ​ | Aggregate
​ | ​ | ​ | ​ | Weighted | ​ | Contractual | ​ | Intrinsic
​ | ​ | Number of | ​ | Average | ​ | Term | ​ | Value
​ | ​ | Shares | ​ | Exercise Price | ​ | (Years) |  | (In Thousands)
Outstanding at December 31, 2023 |  | 1,954,774 | ​ | $ | 13.41 | ​ | 6.1 | ​ | $ | 17,863
Granted | ​ | 870,494 | ​ | ​ | 6.01 | ​ | ​ | ​ | ​ | —
Exercised | ​ | (300,000) | ​ | ​ | 3.13 | ​ | ​ | ​ | ​ | 570
Forfeited | ​ | (189,248) | ​ | ​ | 20.61 | ​ | ​ | ​ | ​ | —
Outstanding at December 31, 2024 |  | 2,336,020 | ​ | $ | 11.39 | ​ | 7.3 | ​ | $ | 1,298
Exercisable at December 31, 2024 | ​ | 1,824,122 | ​ | $ | 12.80 | ​ | 6.8 | ​ | $ | 1,298
​
Schedule of weighted average assumptions used to determine fair value of options | ​
​ | ​ | ​ | ​ | ​ | ​
​ |  | Year Ended |  | Year Ended |
​ | ​ | December 31, 2024 |  | December 31, 2023 |
Weighted average risk-free interest rate |  | 4.18 | % | 4.17 | %
Weighted average expected option term (years) |  | 5.3 | ​ | 5.5 | ​
Weighted average expected volatility |  | 123 | % | 120 | %
Expected dividend yield |  | — | ​ | — | ​

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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