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Share-Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2024
Share-Based Payment Arrangement [Abstract] |
Summary of Stock Award Activity for the Period | The following table summarizes the activity related to the stock option awards for the nine months ended September 30, 2024:
| Number of Shares |  | Weighted Average Exercise Price
Awards outstanding at December 31, 2023 | 249,247 |  |  | $ | 77.53 |
Granted | 447,499 |  |  | 13.11 |
Forfeited | (5,153) |  |  | 18.75 |
Awards outstanding at September 30, 2024 | 691,593 |  |  | $ | 36.29 |
Options exercisable at September 30, 2024 | 237,800 |  |  | $ | 75.20 |
Weighted average remaining contractual term | 6.9 Years |  |
Options vested and expected to vest at September 30, 2024 | 551,200 |  |  | $ | 41.73 |
Weighted average remaining contractual term | 8.2 Years |  |
Summary of Compensation Expense Related to Grants of Stock Options | Compensation expense related to the grants of stock options is included in research and development and general and administrative expense as follows (in thousands):
| Three Months Ended September 30, |  |  | Nine Months Ended September 30,
| 2024 |  | 2023 |  |  | 2024 |  | 2023
Research and development | $ | 228 |  |  | $ | 113 |  |  |  | $ | 511 |  |  | $ | 316 |
General and administrative | 625 |  |  | 320 |  |  |  | 1,421 |  |  | 859 |
Total share-based compensation expense | $ | 853 |  |  | $ | 433 |  |  |  | $ | 1,932 |  |  | $ | 1,175 |

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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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