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Condensed Statements of Changes in Stockholders' Deficit - USD ($) $ in Thousands | Total | Public Equity Offering - ATM | Public Equity Offering | Common Stock | Common Stock Public Equity Offering - ATM | Additional Paid-in Capital | Additional Paid-in Capital Public Equity Offering - ATM | Additional Paid-in Capital Public Equity Offering | Accumulated Deficit
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2023 |  |  |  | 68,533,085 |  |  |  |  |
Beginning balance at Dec. 31, 2023 | $ (106,487) |  |  | $ 69 |  | $ 212,521 |  |  | $ (319,077)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Common stock issued under public equity offering (in shares) |  |  |  | 16,666,667 | 4,557,220 |  |  |  |
Common Stock issued under public equity offering | 75,000 | $ 12,385 |  | $ 17 | $ 4 | 74,983 | $ 12,381 |  |
Costs of common stock issued under public equity offering-ATM |  | (410) |  |  |  |  | (410) |  |
Costs of common stock issued under public equity offering |  |  | $ (5,187) |  |  |  |  | $ (5,187) |
Share-based compensation expense | 1,580 |  |  |  |  | 1,580 |  |  |
Vested restricted stock units, net (in shares) |  |  |  | 490,359 |  |  |  |  |
Vested restricted stock units, net | (893) |  |  |  |  | (893) |  |  |
Options exercises, net (in shares) |  |  |  | 231,400 |  |  |  |  |
Options exercised, net | 539 |  |  |  |  | 539 |  |  |
Net loss | (12,828) |  |  |  |  |  |  |  | (12,828)
Ending balance (in shares) at Mar. 31, 2024 |  |  |  | 90,478,731 |  |  |  |  |
Ending balance at Mar. 31, 2024 | (36,301) |  |  | $ 90 |  | 295,514 |  |  | (331,905)
Beginning balance (in shares) at Dec. 31, 2023 |  |  |  | 68,533,085 |  |  |  |  |
Beginning balance at Dec. 31, 2023 | (106,487) |  |  | $ 69 |  | 212,521 |  |  | (319,077)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Net loss | (15,573) |  |  |  |  |  |  |  |
Ending balance (in shares) at Jun. 30, 2024 |  |  |  | 91,059,760 |  |  |  |  |
Ending balance at Jun. 30, 2024 | (35,479) |  |  | $ 91 |  | 299,080 |  |  | (334,650)
Beginning balance (in shares) at Mar. 31, 2024 |  |  |  | 90,478,731 |  |  |  |  |
Beginning balance at Mar. 31, 2024 | (36,301) |  |  | $ 90 |  | 295,514 |  |  | (331,905)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Common stock issued under public equity offering (in shares) |  |  |  |  | 559,801 |  |  |  |
Common Stock issued under public equity offering |  | 2,520 |  |  | $ 1 |  | 2,519 |  |
Costs of common stock issued under public equity offering-ATM |  | (158) |  |  |  |  | (158) |  |
Costs of common stock issued under public equity offering |  |  | $ (359) |  |  |  |  | $ (359) |
Share-based compensation expense | 1,523 |  |  |  |  | 1,523 |  |  |
Vested restricted stock units, net (in shares) |  |  |  | 3,512 |  |  |  |  |
Vested restricted stock units, net | (5) |  |  |  |  | (5) |  |  |
Shares issued under employee stock purchase plan (in shares) |  |  |  | 17,716 |  |  |  |  |
Shares issued under employee stock purchase plan | 46 |  |  |  |  | 46 |  |  |
Net loss | (2,745) |  |  |  |  |  |  |  | (2,745)
Ending balance (in shares) at Jun. 30, 2024 |  |  |  | 91,059,760 |  |  |  |  |
Ending balance at Jun. 30, 2024 | (35,479) |  |  | $ 91 |  | 299,080 |  |  | (334,650)
Beginning balance (in shares) at Dec. 31, 2024 |  |  |  | 91,413,742 |  |  |  |  |
Beginning balance at Dec. 31, 2024 | (60,156) |  |  | $ 91 |  | 302,967 |  |  | (363,214)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Common stock issued under public equity offering (in shares) |  |  |  |  | 7,457,627 |  |  |  |
Common Stock issued under public equity offering |  | 22,000 |  |  | $ 8 |  | 21,992 |  |
Costs of common stock issued under public equity offering-ATM |  | $ (729) |  |  |  |  | $ (729) |  |
Share-based compensation expense | 1,587 |  |  |  |  | 1,587 |  |  |
Vested restricted stock units, net (in shares) |  |  |  | 445,784 |  |  |  |  |
Vested restricted stock units, net | (702) |  |  |  |  | (702) |  |  |
Net loss | (22,930) |  |  |  |  |  |  |  | (22,930)
Ending balance (in shares) at Mar. 31, 2025 |  |  |  | 99,317,153 |  |  |  |  |
Ending balance at Mar. 31, 2025 | (60,930) |  |  | $ 99 |  | 325,115 |  |  | (386,144)
Beginning balance (in shares) at Dec. 31, 2024 |  |  |  | 91,413,742 |  |  |  |  |
Beginning balance at Dec. 31, 2024 | (60,156) |  |  | $ 91 |  | 302,967 |  |  | (363,214)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Net loss | (36,478) |  |  |  |  |  |  |  |
Ending balance (in shares) at Jun. 30, 2025 |  |  |  | 99,353,270 |  |  |  |  |
Ending balance at Jun. 30, 2025 | (72,590) |  |  | $ 99 |  | 327,003 |  |  | (399,692)
Beginning balance (in shares) at Mar. 31, 2025 |  |  |  | 99,317,153 |  |  |  |  |
Beginning balance at Mar. 31, 2025 | (60,930) |  |  | $ 99 |  | 325,115 |  |  | (386,144)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Costs of common stock issued under public equity offering-ATM | (34) |  |  |  |  | (34) |  |  |
Share-based compensation expense | 1,875 |  |  |  |  | 1,875 |  |  |
Vested restricted stock units, net (in shares) |  |  |  | 10,561 |  |  |  |  |
Vested restricted stock units, net | $ (19) |  |  |  |  | (19) |  |  |
Options exercises, net (in shares) | 7,500 |  |  |  |  |  |  |  |
Options exercised, net | $ 7 |  |  |  |  | 7 |  |  |
Shares issued under employee stock purchase plan (in shares) |  |  |  | 18,056 |  |  |  |  |
Shares issued under employee stock purchase plan | 59 |  |  |  |  | 59 |  |  |
Net loss | (13,548) |  |  |  |  |  |  |  | (13,548)
Ending balance (in shares) at Jun. 30, 2025 |  |  |  | 99,353,270 |  |  |  |  |
Ending balance at Jun. 30, 2025 | $ (72,590) |  |  | $ 99 |  | $ 327,003 |  |  | $ (399,692)

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