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CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Common Stock Follow-on Public Offering | Common Stock | Additional Paid-In Capital Follow-on Public Offering | Additional Paid-In Capital | Accumulated Other Comprehensive Loss | Accumulated Deficit | Follow-on Public Offering | Total
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2024 |  | $ 7 |  | $ 430,859 | $ (1,288) | $ (397,010) |  | $ 32,568
Balance (in shares) at Dec. 31, 2024 |  | 67,899,779 |  |  |  |  |  |
Common stock issued upon exercise of stock options |  |  |  | 279 |  |  |  | 279
Common stock issued upon exercise of stock options (in shares) |  | 269,682 |  |  |  |  |  |
Stock-based compensation expense |  |  |  | 1,251 |  |  |  | 1,251
Unrealized loss on marketable securities |  |  |  |  | (23) |  |  | (23)
Foreign currency translation adjustment |  |  |  |  | 57 |  |  | 57
Net income (loss) |  |  |  |  |  | 15,193 |  | 15,193
Balance at Mar. 31, 2025 |  | $ 7 |  | 432,389 | (1,254) | (381,817) |  | 49,325
Balance (in shares) at Mar. 31, 2025 |  | 68,169,461 |  |  |  |  |  |
Balance at Dec. 31, 2024 |  | $ 7 |  | 430,859 | (1,288) | (397,010) |  | 32,568
Balance (in shares) at Dec. 31, 2024 |  | 67,899,779 |  |  |  |  |  |
Foreign currency translation adjustment |  |  |  |  |  |  |  | 182
Net income (loss) |  |  |  |  |  |  |  | 7,195
Balance at Jun. 30, 2025 |  | $ 7 |  | 471,184 | (1,148) | (389,815) |  | 80,228
Balance (in shares) at Jun. 30, 2025 |  | 74,514,039 |  |  |  |  |  |
Balance at Mar. 31, 2025 |  | $ 7 |  | 432,389 | (1,254) | (381,817) |  | 49,325
Balance (in shares) at Mar. 31, 2025 |  | 68,169,461 |  |  |  |  |  |
Issuance of common stock upon exercise of common stock warrants |  |  |  | 23,053 |  |  |  | 23,053
Issuance of common stock upon exercise of common stock warrants (in shares) |  | 6,330,578 |  |  |  |  |  |
Issuance of pre-funded warrants upon exercise of common stock warrants |  |  |  | 14,461 |  |  |  | 14,461
Common stock issued upon exercise of stock options |  |  |  | 25 |  |  |  | 25
Common stock issued upon exercise of stock options (in shares) |  | 14,000 |  |  |  |  |  |
Stock-based compensation expense |  |  |  | 1,256 |  |  |  | 1,256
Unrealized loss on marketable securities |  |  |  |  | (19) |  |  | (19)
Foreign currency translation adjustment |  |  |  |  | 125 |  |  | 125
Net income (loss) |  |  |  |  |  | (7,998) |  | (7,998)
Balance at Jun. 30, 2025 |  | $ 7 |  | 471,184 | (1,148) | (389,815) |  | 80,228
Balance (in shares) at Jun. 30, 2025 |  | 74,514,039 |  |  |  |  |  |
Balance at Dec. 31, 2025 |  | $ 7 |  | 474,387 | (896) | (412,293) |  | $ 61,205
Balance (in shares) at Dec. 31, 2025 |  | 74,696,629 |  |  |  |  |  | 74,696,629
Common stock issued upon exercise of stock options |  |  |  | 1,339 |  |  |  | $ 1,339
Common stock issued upon exercise of stock options (in shares) |  | 308,017 |  |  |  |  |  |
Common stock issued | $ 1 |  | $ 189,406 |  |  |  | $ 189,407 |
Common stock issued (in shares) | 9,085,778 |  |  |  |  |  |  |
Stock-based compensation expense |  |  |  | 2,650 |  |  |  | 2,650
Unrealized loss on marketable securities |  |  |  |  | (334) |  |  | (334)
Foreign currency translation adjustment |  |  |  |  | 104 |  |  | 104
Net income (loss) |  |  |  |  |  | (13,692) |  | (13,692)
Balance at Mar. 31, 2026 |  | $ 8 |  | 667,782 | (1,126) | (425,985) |  | 240,679
Balance (in shares) at Mar. 31, 2026 |  | 84,090,424 |  |  |  |  |  |
Balance at Dec. 31, 2025 |  | $ 7 |  | 474,387 | (896) | (412,293) |  | $ 61,205
Balance (in shares) at Dec. 31, 2025 |  | 74,696,629 |  |  |  |  |  | 74,696,629
Foreign currency translation adjustment |  |  |  |  |  |  |  | $ 424
Net income (loss) |  |  |  |  |  |  |  | (31,651)
Balance at Jun. 30, 2026 |  | $ 8 |  | 670,557 | (1,293) | (443,944) |  | $ 225,328
Balance (in shares) at Jun. 30, 2026 |  | 84,120,944 |  |  |  |  |  | 84,120,944
Balance at Mar. 31, 2026 |  | $ 8 |  | 667,782 | (1,126) | (425,985) |  | $ 240,679
Balance (in shares) at Mar. 31, 2026 |  | 84,090,424 |  |  |  |  |  |
Common stock issued upon exercise of stock options |  |  |  | 166 |  |  |  | 166
Common stock issued upon exercise of stock options (in shares) |  | 30,520 |  |  |  |  |  |
Stock-based compensation expense |  |  |  | 2,609 |  |  |  | 2,609
Unrealized loss on marketable securities |  |  |  |  | (487) |  |  | (487)
Foreign currency translation adjustment |  |  |  |  | 320 |  |  | 320
Net income (loss) |  |  |  |  |  | (17,959) |  | (17,959)
Balance at Jun. 30, 2026 |  | $ 8 |  | $ 670,557 | $ (1,293) | $ (443,944) |  | $ 225,328
Balance (in shares) at Jun. 30, 2026 |  | 84,120,944 |  |  |  |  |  | 84,120,944

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