Quarterly report [Sections 13 or 15(d)]

CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (unaudited)

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CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (unaudited) - USD ($)
$ in Thousands
Common Stock [Member]
Additional Paid-in Capital [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Total
Beginning balance, value at Dec. 31, 2023 $ 706,415 $ (232) $ (600,658) $ 105,525
Balance, at beginning (in shares) at Dec. 31, 2023 20,926        
Issuance of common stock upon exercise of prefunded common warrants
Issuance of common stock upon exercise of prefunded common warrants (in shares) 4,701        
Fair value of warrants reclassified from liabilities to equity 15,850 15,850
Employee stock purchase plan 23 23
Employee stock purchase plan (in shares) 21        
Stock-based compensation 1,692 1,692
Foreign currency transaction loss (8) (8)
Net loss (14,939) (14,939)
Ending balance, value at Mar. 31, 2024 723,980 (240) (615,597) 108,143
Balance, at end (in shares) at Mar. 31, 2024 25,648        
Beginning balance, value at Dec. 31, 2023 706,415 (232) (600,658) $ 105,525
Balance, at beginning (in shares) at Dec. 31, 2023 20,926        
Repurchase of common stock under share repurchase program including transactional expenses (in shares)        
Foreign currency transaction loss         $ (18)
Net loss         (107,928)
Ending balance, value at Sep. 30, 2024 $ 2 783,045 (250) (708,586) 74,211
Balance, at end (in shares) at Sep. 30, 2024 1,556,481        
Beginning balance, value at Mar. 31, 2024 723,980 (240) (615,597) 108,143
Balance, at beginning (in shares) at Mar. 31, 2024 25,648        
Issuance of common stock, net of transactional expenses 10,730 10,730
Issuance of common stock, net of transactional expenses (in shares) 43,699        
Issuance of common stock upon exercise of prefunded common warrants
Issuance of common stock upon exercise of prefunded common warrants (in shares) 29,140        
Fair value of warrants reclassified from equity to liabilities (9,977) (9,977)
Fair value of warrants reclassified from liabilities to equity 10,832 10,832
Stock-based compensation 1,154 1,154
Foreign currency transaction loss (3) (3)
Net loss (78,776) (78,776)
Ending balance, value at Jun. 30, 2024 736,719 (243) (694,373) 42,103
Balance, at end (in shares) at Jun. 30, 2024 98,487        
Issuance of common stock, net of transactional expenses 3,484 3,484
Issuance of common stock, net of transactional expenses (in shares) 33,936        
Issuance of common stock upon exercise of prefunded common warrants
Issuance of common stock upon exercise of prefunded common warrants (in shares) 79,314        
Issuance of common stock under At-the-Market, net of transactional expenses $ 2 41,800 41,802
Issuance of common stock under At-the-Market, net of transactional expenses (in shares) 1,344,674        
Employee stock purchase plan 4 4
Employee stock purchase plan (in shares) 70        
Stock-based compensation 1,038 1,038
Foreign currency transaction loss (7) (7)
Net loss (14,213) (14,213)
Ending balance, value at Sep. 30, 2024 $ 2 783,045 (250) (708,586) 74,211
Balance, at end (in shares) at Sep. 30, 2024 1,556,481        
Beginning balance, value at Dec. 31, 2024 $ 4 870,503 (255) (730,694) 139,558
Balance, at beginning (in shares) at Dec. 31, 2024 4,385,929        
Issuance of common stock under At-the-Market, net of transactional expenses $ 3 59,840 59,843
Issuance of common stock under At-the-Market, net of transactional expenses (in shares) 2,741,887        
Repurchase of common stock under share repurchase program including transactional expenses (3,047) (3,047)
Repurchase of common stock under share repurchase program including transactional expenses (in shares) (250,000)        
Stock-based compensation 882 882
Foreign currency transaction loss (11) (11)
Net loss (16,829) (16,829)
Ending balance, value at Mar. 31, 2025 $ 7 928,178 (266) (747,523) 180,396
Balance, at end (in shares) at Mar. 31, 2025 6,877,816        
Beginning balance, value at Dec. 31, 2024 $ 4 870,503 (255) (730,694) $ 139,558
Balance, at beginning (in shares) at Dec. 31, 2024 4,385,929        
Repurchase of common stock under share repurchase program including transactional expenses (in shares)         (400,000)
Foreign currency transaction loss         $ (19)
Net loss         (77,111)
Ending balance, value at Sep. 30, 2025 $ 10 1,039,212 (274) (807,805) 231,143
Balance, at end (in shares) at Sep. 30, 2025 10,168,204        
Beginning balance, value at Mar. 31, 2025 $ 7 928,178 (266) (747,523) 180,396
Balance, at beginning (in shares) at Mar. 31, 2025 6,877,816        
Issuance of common stock under At-the-Market, net of transactional expenses $ 1 15,522 15,523
Issuance of common stock under At-the-Market, net of transactional expenses (in shares) 769,752        
Repurchase of common stock under share repurchase program including transactional expenses (2,902) (2,902)
Repurchase of common stock under share repurchase program including transactional expenses (in shares) (150,000)        
Issuance of commitment shares 1,837 1,837
Issuance of commitment shares (in shares) 48,708        
Stock-based compensation 1,423 1,423
Foreign currency transaction loss (4) (4)
Net loss (28,272) (28,272)
Ending balance, value at Jun. 30, 2025 $ 8 944,058 (270) (775,795) 168,001
Balance, at end (in shares) at Jun. 30, 2025 7,546,276        
Issuance of common stock under At-the-Market, net of transactional expenses $ 2 93,231 93,233
Issuance of common stock under At-the-Market, net of transactional expenses (in shares) 2,621,928        
Stock-based compensation 1,923 1,923
Foreign currency transaction loss (4) (4)
Net loss (32,010) (32,010)
Ending balance, value at Sep. 30, 2025 $ 10 $ 1,039,212 $ (274) $ (807,805) $ 231,143
Balance, at end (in shares) at Sep. 30, 2025 10,168,204