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Condensed Consolidated Statements of Stockholders' Equity (unaudited) - USD ($) $ in Thousands | Common Stock | Additional Paid-in Capital | Accumulated Deficit | Total
--- | --- | --- | --- | ---
Balance at Dec. 31, 2022 | $ 64 | $ 440,954 | $ (350,596) | $ 90,422
Balance (in shares) at Dec. 31, 2022 | 64,517,912 |  |  |
Issuance of common stock upon exercise of stock options |  | 79 | 0 | 79
Issuance of common stock upon exercise of stock options (in shares) | 21,447 |  |  |
Issuance of common stock upon vesting of restricted stock units | $ 1 | (1) | 0 |
Issuance of common stock upon vesting of restricted stock units (in shares) | 89,804 |  |  |
Issuance of common stock under employee stock purchase plan |  | 335 | 0 | 335
Issuance of common stock under employee stock purchase plan (in shares) | 81,281 |  |  |
Stock-based compensation |  | 2,552 | 0 | 2,552
Net loss |  |  | (11,745) | (11,745)
Balance at Mar. 31, 2023 | $ 65 | 443,919 | (362,341) | 81,643
Balance (in shares) at Mar. 31, 2023 | 64,710,444 |  |  |
Balance at Dec. 31, 2022 | $ 64 | 440,954 | (350,596) | 90,422
Balance (in shares) at Dec. 31, 2022 | 64,517,912 |  |  |
Net loss |  |  |  | (51,052)
Balance at Sep. 30, 2023 | $ 65 | 449,589 | (401,648) | 48,006
Balance (in shares) at Sep. 30, 2023 | 64,899,295 |  |  |
Balance at Mar. 31, 2023 | $ 65 | 443,919 | (362,341) | 81,643
Balance (in shares) at Mar. 31, 2023 | 64,710,444 |  |  |
Issuance of common stock upon exercise of stock options |  | 32 | 0 | 32
Issuance of common stock upon exercise of stock options (in shares) | 10,173 |  |  |
Issuance of common stock upon vesting of restricted stock units |  |  | 0 |
Issuance of common stock upon vesting of restricted stock units (in shares) | 19,765 |  |  |
Stock-based compensation |  | 2,499 | 0 | 2,499
Net loss |  |  | (23,517) | (23,517)
Balance at Jun. 30, 2023 | $ 65 | 446,450 | (385,858) | 60,657
Balance (in shares) at Jun. 30, 2023 | 64,740,382 |  |  |
Issuance of common stock upon exercise of stock options |  | 304 | 0 | 304
Issuance of common stock upon exercise of stock options (in shares) | 79,506 |  |  |
Issuance of common stock upon vesting of restricted stock units |  |  | 0 |
Issuance of common stock upon vesting of restricted stock units (in shares) | 19,766 |  |  |
Issuance of common stock under employee stock purchase plan |  | 348 | 0 | 348
Issuance of common stock under employee stock purchase plan (in shares) | 59,641 |  |  |
Stock-based compensation |  | 2,487 | 0 | 2,487
Net loss |  |  | (15,790) | (15,790)
Balance at Sep. 30, 2023 | $ 65 | 449,589 | (401,648) | 48,006
Balance (in shares) at Sep. 30, 2023 | 64,899,295 |  |  |
Balance at Dec. 31, 2023 | $ 69 | 476,322 | (429,098) | 47,293
Balance (in shares) at Dec. 31, 2023 | 68,629,575 |  |  |
Issuance of common stock upon exercise of stock options |  | 99 | 0 | 99
Issuance of common stock upon exercise of stock options (in shares) | 23,247 |  |  |
Issuance of common stock upon vesting of restricted stock units |  |  | 0 |
Issuance of common stock upon vesting of restricted stock units (in shares) | 383,133 |  |  |
Issuance of common stock under employee stock purchase plan |  | 404 | 0 | 404
Issuance of common stock under employee stock purchase plan (in shares) | 67,982 |  |  |
Issuance of common stock upon exercise of warrants (in shares) | 946 |  |  |
Issuance of common stock upon exercise of warrants |  |  | 0 |
Sale of common stock, net | $ 7 | 74,861 | 0 | 74,868
Sale of common stock, net (in shares) | 7,182,532 |  |  |
Stock-based compensation |  | 4,524 | 0 | 4,524
Net loss |  |  | (40,928) | (40,928)
Balance at Mar. 31, 2024 | $ 76 | 556,210 | (470,026) | 86,260
Balance (in shares) at Mar. 31, 2024 | 76,287,415 |  |  |
Balance at Dec. 31, 2023 | $ 69 | 476,322 | (429,098) | $ 47,293
Balance (in shares) at Dec. 31, 2023 | 68,629,575 |  |  |
Issuance of common stock upon exercise of stock options (in shares) |  |  |  | 351,653
Net loss |  |  |  | $ (92,025)
Balance at Sep. 30, 2024 | $ 85 | 631,556 | (521,123) | 110,518
Balance (in shares) at Sep. 30, 2024 | 84,545,409 |  |  |
Balance at Mar. 31, 2024 | $ 76 | 556,210 | (470,026) | 86,260
Balance (in shares) at Mar. 31, 2024 | 76,287,415 |  |  |
Issuance of common stock upon exercise of stock options |  | 32 | 0 | 32
Issuance of common stock upon exercise of stock options (in shares) | 10,686 |  |  |
Issuance of common stock upon vesting of restricted stock units |  |  | 0 |
Issuance of common stock upon vesting of restricted stock units (in shares) | 116,447 |  |  |
Sale of common stock, net |  |  | 0 |
Stock-based compensation |  | 4,372 | 0 | 4,372
Net loss |  |  | (27,942) | (27,942)
Balance at Jun. 30, 2024 | $ 76 | 560,614 | (497,968) | 62,722
Balance (in shares) at Jun. 30, 2024 | 76,414,548 |  |  |
Issuance of common stock upon exercise of stock options | $ 1 | 1,548 | 0 | 1,549
Issuance of common stock upon exercise of stock options (in shares) | 317,720 |  |  |
Issuance of common stock upon vesting of restricted stock units |  |  | 0 |
Issuance of common stock upon vesting of restricted stock units (in shares) | 116,247 |  |  |
Issuance of common stock under employee stock purchase plan |  | 844 | 0 | 844
Issuance of common stock under employee stock purchase plan (in shares) | 104,413 |  |  |
Issuance of common stock upon exercise of warrants (in shares) | 8,212 |  |  |
Issuance of common stock upon exercise of warrants |  |  | 0 |
Sale of common stock, net | $ 8 | 63,669 | 0 | 63,677
Sale of common stock, net (in shares) | 7,584,269 |  |  |
Stock-based compensation |  | 4,881 | 0 | 4,881
Net loss |  |  | (23,155) | (23,155)
Balance at Sep. 30, 2024 | $ 85 | $ 631,556 | $ (521,123) | $ 110,518
Balance (in shares) at Sep. 30, 2024 | 84,545,409 |  |  |

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