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Condensed Consolidated Statements of Stockholders’ Equity - USD ($) $ in Thousands | Total | Follow-On Offering | At-The-Market Offering | Common Stock | Common Stock Follow-On Offering | Common Stock At-The-Market Offering | Additional Paid-In Capital | Additional Paid-In Capital Follow-On Offering | Additional Paid-In Capital At-The-Market Offering | Accumulated Deficit | Accumulated Other Comprehensive Gain (Loss)
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2024 |  |  |  | 19,422,358 |  |  |  |  |  |  |
Beginning balance at Dec. 31, 2024 | $ 445,450 |  |  | $ 14 |  |  | $ 1,281,522 |  |  | $ (836,740) | $ 654
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation expense | 8,786 |  |  |  |  |  | 8,786 |  |  |  |
Issuance of common stock (in shares) |  |  |  |  |  | 694,212 |  |  |  |  |
Issuance of common stock |  |  | $ 54,904 |  |  |  |  |  | $ 54,904 |  |
Issuance of common stock from exercise of pre-funded warrants (in shares) |  |  |  | 173,840 |  |  |  |  |  |  |
Vesting of restricted stock awards (in shares) |  |  |  | 55,850 |  |  |  |  |  |  |
Shares withheld for taxes for vesting of restricted stock units (in shares) |  |  |  | (18,765) |  |  |  |  |  |  |
Shares withheld for taxes for vesting of restricted stock units | (1,195) |  |  |  |  |  | (1,195) |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) |  |  |  | 14,422 |  |  |  |  |  |  |
Issuance of common stock upon exercise of stock options | 560 |  |  |  |  |  | 560 |  |  |  |
Change in unrealized gain on marketable securities, net of tax | 5 |  |  |  |  |  |  |  |  |  | 5
Net loss | (69,296) |  |  |  |  |  |  |  |  | (69,296) |
Ending balance (in shares) at Mar. 31, 2025 |  |  |  | 20,341,917 |  |  |  |  |  |  |
Ending balance at Mar. 31, 2025 | 439,214 |  |  | $ 14 |  |  | 1,344,577 |  |  | (906,036) | 659
Beginning balance (in shares) at Dec. 31, 2024 |  |  |  | 19,422,358 |  |  |  |  |  |  |
Beginning balance at Dec. 31, 2024 | 445,450 |  |  | $ 14 |  |  | 1,281,522 |  |  | (836,740) | 654
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Change in unrealized gain on marketable securities, net of tax | (259) |  |  |  |  |  |  |  |  |  |
Net loss | (140,423) |  |  |  |  |  |  |  |  |  |
Ending balance (in shares) at Jun. 30, 2025 |  |  |  | 21,040,474 |  |  |  |  |  |  |
Ending balance at Jun. 30, 2025 | 404,224 |  |  | $ 14 |  |  | 1,380,978 |  |  | (977,163) | 395
Beginning balance (in shares) at Dec. 31, 2024 |  |  |  | 19,422,358 |  |  |  |  |  |  |
Beginning balance at Dec. 31, 2024 | $ 445,450 |  |  | $ 14 |  |  | 1,281,522 |  |  | (836,740) | 654
Ending balance (in shares) at Dec. 31, 2025 | 25,195,092 |  |  | 25,195,092 |  |  |  |  |  |  |
Ending balance at Dec. 31, 2025 | $ 878,136 |  |  | $ 15 |  |  | 2,017,566 |  |  | (1,140,008) | 563
Beginning balance (in shares) at Mar. 31, 2025 |  |  |  | 20,341,917 |  |  |  |  |  |  |
Beginning balance at Mar. 31, 2025 | 439,214 |  |  | $ 14 |  |  | 1,344,577 |  |  | (906,036) | 659
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation expense | 7,770 |  |  |  |  |  | 7,770 |  |  |  |
Issuance of common stock (in shares) |  |  |  |  |  | 657,477 |  |  |  |  |
Issuance of common stock |  |  | $ 28,360 |  |  |  |  |  | $ 28,360 |  |
Issuance of common stock from exercise of pre-funded warrants (in shares) |  |  |  | 26,509 |  |  |  |  |  |  |
Issuance of common stock under employee stock purchase plan (in shares) |  |  |  | 9,319 |  |  |  |  |  |  |
Issuance of common stock under employee stock purchase plan | 294 |  |  |  |  |  | 294 |  |  |  |
Vesting of restricted stock awards (in shares) |  |  |  | 5,860 |  |  |  |  |  |  |
Shares withheld for taxes for vesting of restricted stock units (in shares) |  |  |  | (608) |  |  |  |  |  |  |
Shares withheld for taxes for vesting of restricted stock units | (23) |  |  |  |  |  | (23) |  |  |  |
Change in unrealized gain on marketable securities, net of tax | (264) |  |  |  |  |  |  |  |  |  | (264)
Net loss | (71,127) |  |  |  |  |  |  |  |  | (71,127) |
Ending balance (in shares) at Jun. 30, 2025 |  |  |  | 21,040,474 |  |  |  |  |  |  |
Ending balance at Jun. 30, 2025 | $ 404,224 |  |  | $ 14 |  |  | 1,380,978 |  |  | (977,163) | 395
Beginning balance (in shares) at Dec. 31, 2025 | 25,195,092 |  |  | 25,195,092 |  |  |  |  |  |  |
Beginning balance at Dec. 31, 2025 | $ 878,136 |  |  | $ 15 |  |  | 2,017,566 |  |  | (1,140,008) | 563
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation expense | 17,112 |  |  |  |  |  | 17,112 |  |  |  |
Issuance of common stock (in shares) |  |  |  |  | 2,543,800 |  |  |  |  |  |
Issuance of common stock |  | $ 621,235 |  |  |  |  |  | $ 621,235 |  |  |
Vesting of restricted stock awards (in shares) |  |  |  | 134,225 |  |  |  |  |  |  |
Shares withheld for taxes for vesting of restricted stock units (in shares) |  |  |  | (45,548) |  |  |  |  |  |  |
Shares withheld for taxes for vesting of restricted stock units | (12,923) |  |  |  |  |  | (12,923) |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) |  |  |  | 31,945 |  |  |  |  |  |  |
Issuance of common stock upon exercise of stock options | 1,119 |  |  |  |  |  | 1,119 |  |  |  |
Change in unrealized gain on marketable securities, net of tax | (2,157) |  |  |  |  |  |  |  |  |  | (2,157)
Net loss | (92,561) |  |  |  |  |  |  |  |  | (92,561) |
Ending balance (in shares) at Mar. 31, 2026 |  |  |  | 27,859,514 |  |  |  |  |  |  |
Ending balance at Mar. 31, 2026 | $ 1,409,961 |  |  | $ 15 |  |  | 2,644,109 |  |  | (1,232,569) | (1,594)
Beginning balance (in shares) at Dec. 31, 2025 | 25,195,092 |  |  | 25,195,092 |  |  |  |  |  |  |
Beginning balance at Dec. 31, 2025 | $ 878,136 |  |  | $ 15 |  |  | 2,017,566 |  |  | (1,140,008) | 563
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) | 74,198 |  |  |  |  |  |  |  |  |  |
Change in unrealized gain on marketable securities, net of tax | $ (3,235) |  |  |  |  |  |  |  |  |  |
Net loss | $ (176,281) |  |  |  |  |  |  |  |  |  |
Ending balance (in shares) at Jun. 30, 2026 | 27,916,593 |  |  | 27,916,593 |  |  |  |  |  |  |
Ending balance at Jun. 30, 2026 | $ 1,341,044 |  |  | $ 15 |  |  | 2,659,990 |  |  | (1,316,289) | (2,672)
Beginning balance (in shares) at Mar. 31, 2026 |  |  |  | 27,859,514 |  |  |  |  |  |  |
Beginning balance at Mar. 31, 2026 | 1,409,961 |  |  | $ 15 |  |  | 2,644,109 |  |  | (1,232,569) | (1,594)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation expense | 11,309 |  |  |  |  |  | 11,309 |  |  |  |
Issuance of common stock under employee stock purchase plan (in shares) |  |  |  | 4,817 |  |  |  |  |  |  |
Issuance of common stock under employee stock purchase plan | 809 |  |  |  |  |  | 809 |  |  |  |
Vesting of restricted stock awards (in shares) |  |  |  | 4,400 |  |  |  |  |  |  |
Shares withheld for taxes for vesting of restricted stock units (in shares) |  |  |  | (1,098) |  |  |  |  |  |  |
Shares withheld for taxes for vesting of restricted stock units | (310) |  |  |  |  |  | (310) |  |  |  |
Issuance of common stock upon exercise of stock options (in shares) |  |  |  | 48,960 |  |  |  |  |  |  |
Issuance of common stock upon exercise of stock options | 4,073 |  |  |  |  |  | 4,073 |  |  |  |
Change in unrealized gain on marketable securities, net of tax | (1,078) |  |  |  |  |  |  |  |  |  | (1,078)
Net loss | $ (83,720) |  |  |  |  |  |  |  |  | (83,720) |
Ending balance (in shares) at Jun. 30, 2026 | 27,916,593 |  |  | 27,916,593 |  |  |  |  |  |  |
Ending balance at Jun. 30, 2026 | $ 1,341,044 |  |  | $ 15 |  |  | $ 2,659,990 |  |  | $ (1,316,289) | $ (2,672)

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