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CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands | Total | Common Stock | Additional Paid‑in Capital | Accumulated Other Comprehensive Income (Loss) | Accumulated Deficit
--- | --- | --- | --- | --- | ---
Beginning balances (in shares) at Dec. 31, 2022 |  | 31,394,767 |  |  |
Beginning balances at Dec. 31, 2022 | $ 212,554 | $ 3 | $ 402,893 | $ (2,057) | $ (188,285)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) |  | 18,344 |  |  |
Issuance of common stock upon exercise of stock options | 129 |  | 129 |  |
Vesting of early exercised options (in shares) |  | 10,153 |  |  |
Vesting of early exercised options | 26 |  | 26 |  |
Vesting of restricted stock units (in shares) |  | 91,859 |  |  |
Issuance of common stock and pre-funded warrants in registered direct offering, net of issuance costs (in shares) |  | 1,618,613 |  |  |
Issuance of common stock and pre-funded warrants in registered direct offering, net of issuance costs | 19,407 |  | 19,407 |  |
Stock‑based compensation | 2,755 |  | 2,755 |  |
Other comprehensive income (loss) | 1,415 |  |  | 1,415 |
Net income (loss) | (6,674) |  |  |  | (6,674)
Ending balances (in shares) at Mar. 31, 2023 |  | 33,133,736 |  |  |
Ending balances at Mar. 31, 2023 | 229,612 | $ 3 | 425,210 | (642) | (194,959)
Beginning balances (in shares) at Dec. 31, 2022 |  | 31,394,767 |  |  |
Beginning balances at Dec. 31, 2022 | 212,554 | $ 3 | 402,893 | (2,057) | (188,285)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Other comprehensive income (loss) | 1,561 |  |  |  |
Net income (loss) | 2,859 |  |  |  |
Ending balances (in shares) at Sep. 30, 2023 |  | 33,340,216 |  |  |
Ending balances at Sep. 30, 2023 | 246,663 | $ 3 | 432,582 | (496) | (185,426)
Beginning balances (in shares) at Dec. 31, 2022 |  | 31,394,767 |  |  |
Beginning balances at Dec. 31, 2022 | $ 212,554 | $ 3 | 402,893 | (2,057) | (188,285)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Vesting of early exercised options (in shares) | 14,745 |  |  |  |
Ending balances (in shares) at Dec. 31, 2023 | 33,437,296 | 33,437,296 |  |  |
Ending balances at Dec. 31, 2023 | $ 242,360 | $ 3 | 437,132 | 195 | (194,970)
Beginning balances (in shares) at Mar. 31, 2023 |  | 33,133,736 |  |  |
Beginning balances at Mar. 31, 2023 | 229,612 | $ 3 | 425,210 | (642) | (194,959)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) |  | 46,175 |  |  |
Issuance of common stock upon exercise of stock options | 257 |  | 257 |  |
Vesting of early exercised options (in shares) |  | 9,468 |  |  |
Vesting of early exercised options | 25 |  | 25 |  |
Purchase of common stock under the employee stock purchase plan (in shares) |  | 16,314 |  |  |
Purchase of common stock under the employee stock purchase plan | 186 |  | 186 |  |
Stock‑based compensation | 3,119 |  | 3,119 |  |
Other comprehensive income (loss) | (363) |  |  | (363) |
Net income (loss) | (25,928) |  |  |  | (25,928)
Ending balances (in shares) at Jun. 30, 2023 |  | 33,205,693 |  |  |
Ending balances at Jun. 30, 2023 | 206,908 | $ 3 | 428,797 | (1,005) | (220,887)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) |  | 80,630 |  |  |
Issuance of common stock upon exercise of stock options | 368 |  | 368 |  |
Vesting of early exercised options (in shares) |  | 7,391 |  |  |
Vesting of early exercised options | 21 |  | 21 |  |
Vesting of restricted stock units (in shares) |  | 46,502 |  |  |
Stock‑based compensation | 3,396 |  | 3,396 |  |
Other comprehensive income (loss) | 509 |  |  | 509 |
Net income (loss) | 35,461 |  |  |  | 35,461
Ending balances (in shares) at Sep. 30, 2023 |  | 33,340,216 |  |  |
Ending balances at Sep. 30, 2023 | $ 246,663 | $ 3 | 432,582 | (496) | (185,426)
Beginning balances (in shares) at Dec. 31, 2023 | 33,437,296 | 33,437,296 |  |  |
Beginning balances at Dec. 31, 2023 | $ 242,360 | $ 3 | 437,132 | 195 | (194,970)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) |  | 30,888 |  |  |
Issuance of common stock upon exercise of stock options | 206 |  | 206 |  |
Vesting of early exercised options (in shares) |  | 3,411 |  |  |
Vesting of early exercised options | 13 |  | 13 |  |
Vesting of restricted stock units (in shares) |  | 132,458 |  |  |
Stock‑based compensation | 3,733 |  | 3,733 |  |
Other comprehensive income (loss) | (441) |  |  | (441) |
Net income (loss) | 23,496 |  |  |  | 23,496
Ending balances (in shares) at Mar. 31, 2024 |  | 33,604,053 |  |  |
Ending balances at Mar. 31, 2024 | $ 269,367 | $ 3 | 441,084 | (246) | (171,474)
Beginning balances (in shares) at Dec. 31, 2023 | 33,437,296 | 33,437,296 |  |  |
Beginning balances at Dec. 31, 2023 | $ 242,360 | $ 3 | 437,132 | 195 | (194,970)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) | 260,271 |  |  |  |
Vesting of early exercised options (in shares) | 4,670 |  |  |  |
Other comprehensive income (loss) | $ 777 |  |  |  |
Net income (loss) | $ 64,495 |  |  |  |
Ending balances (in shares) at Sep. 30, 2024 | 37,400,499 | 37,400,499 |  |  |
Ending balances at Sep. 30, 2024 | $ 422,447 | $ 4 | 551,946 | 972 | (130,475)
Beginning balances (in shares) at Mar. 31, 2024 |  | 33,604,053 |  |  |
Beginning balances at Mar. 31, 2024 | 269,367 | $ 3 | 441,084 | (246) | (171,474)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) |  | 166,155 |  |  |
Issuance of common stock upon exercise of stock options | 1,104 |  | 1,104 |  |
Vesting of early exercised options (in shares) |  | 3,411 |  |  |
Vesting of early exercised options | 13 |  | 13 |  |
Vesting of restricted stock units (in shares) |  | 11,490 |  |  |
Purchase of common stock under the employee stock purchase plan (in shares) |  | 20,384 |  |  |
Purchase of common stock under the employee stock purchase plan | 263 |  | 263 |  |
Issuance of common stock and pre-funded warrants in registered direct offering, net of issuance costs (in shares) |  | 3,367,003 |  |  |
Issuance of common stock and pre-funded warrants in registered direct offering, net of issuance costs | 99,608 | $ 1 | 99,607 |  |
Stock‑based compensation | 4,622 |  | 4,622 |  |
Other comprehensive income (loss) | (83) |  |  | (83) |
Net income (loss) | 55,031 |  |  |  | 55,031
Ending balances (in shares) at Jun. 30, 2024 |  | 37,172,496 |  |  |
Ending balances at Jun. 30, 2024 | 429,925 | $ 4 | 546,693 | (329) | (116,443)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) |  | 63,228 |  |  |
Issuance of common stock upon exercise of stock options | 381 |  | 381 |  |
Vesting of early exercised options (in shares) |  | 3,253 |  |  |
Vesting of early exercised options | 12 |  | 12 |  |
Vesting of restricted stock units (in shares) |  | 161,522 |  |  |
Stock‑based compensation | 4,860 |  | 4,860 |  |
Other comprehensive income (loss) | 1,301 |  |  | 1,301 |
Net income (loss) | $ (14,032) |  |  |  | (14,032)
Ending balances (in shares) at Sep. 30, 2024 | 37,400,499 | 37,400,499 |  |  |
Ending balances at Sep. 30, 2024 | $ 422,447 | $ 4 | $ 551,946 | $ 972 | $ (130,475)

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