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Common Stock | 9 Months Ended
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Sep. 30, 2025
Equity [Abstract] |
Common Stock | 11. Common stock On August 30, 2024, the Company’s stockholders approved the fourth amended and restated certificate of incorporation, which was filed upon the closing of the IPO on September 16, 2024 and which, among other things, increased the number of shares of common stock authorized for issuance to 500,000,000 shares of common stock, $0.0001 par value. On September 16, 2024, the Company completed the IPO of its common stock and issued and sold 11,730,000 shares of its common stock at a price of $16.00 per share. As a result, the Company received $170.5 million in net proceeds, after deducting underwriting discounts and commissions and offering costs of $17.2 million. On September 26, 2025, the Company completed the September 2025 Offering and issued and sold 11,108,055 shares of its common stock at a price of $18.00 per share. As a result, the Company received $187.4 million in net proceeds, after deducting underwriting discounts and commissions and offering costs of $12.5 million. As of September 30, 2025 and December 31, 2024, there were 44,715,498 and 33,421,525 shares of common stock issued and outstanding, respectively. Shares of common stock issued and outstanding as of September 30, 2025 include 2,514 shares of restricted stock related to the unvested portion of early exercised common stock options. Shares of common stock issued and outstanding as of December 31, 2024 include 12,608 shares of restricted stock related to the unvested portion of early exercised common stock options. These are included in shares of common stock as they are considered to be legally outstanding as of September 30, 2025 and December 31, 2024, respectively. These shares are subject to the Company’s option to repurchase and are not transferable until such time as they are fully vested. Common stock reserved The number of shares of common stock that have been reserved for future issuance in connection with outstanding stock options granted under the Company's 2019 Stock Option and Grant Plan (the "2019 Plan") and the 2024 Stock Option and Incentive Plan (the "2024 Plan"), stock options available for grant under the 2019 Plan and 2024 Plan and shares available for future issuance under the 2024 ESPP as of September 30, 2025 and December 31, 2024, are as follows:
|  | September 30, |  |  | December 31, |
|  | 2025 |  |  | 2024 |
Outstanding common stock options |  |  | 4,597,701 |  |  |  | 3,502,440 |
Common stock options available for grant |  |  | 2,993,150 |  |  |  | 2,603,253 |
Shares available for issuance under 2024 ESPP |  |  | 623,651 |  |  |  | 289,436 |
Total |  |  | 8,214,502 |  |  |  | 6,395,129 |

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