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Warrant Liabilities (Tables)
6 Months Ended
Jun. 30, 2026
Equity [Abstract]  
Schedule of Changes in Carrying Amount of Warrant Liabilities
The following table summarizes the change in carrying amount of warrant liabilities measured at fair value during the six months ended June 30, 2026 (in thousands):
TotalFebruary 2023
Warrants
July 2023
Warrants
April 2025
Warrants
July 2025
Warrants
Fair value, at December 31, 2025
$84,417 $230 $293 $41,476 $42,418 
Change in fair value295,413 13,115 16,704 109,408 156,186 
Warrant exercises(71,637)— — (60,737)(10,900)
Fair value, at March 31, 2026
308,193 13,345 16,997 90,147 187,704 
Change in fair value44,190 2,061 2,625 12,836 26,668 
Fair value, at June 30, 2026
$352,383 $15,406 $19,622 $102,983 $214,372 
The estimated fair value of the warrants was computed using the Black-Scholes option pricing model with the following key assumptions at the following dates:
February and July 2023 Warrants April 2025 WarrantsJuly 2025 Warrants
June 30,
2026
December 31,
2025
June 30,
2026
December 31,
2025
June 30,
2026
December 31,
2025
Exercise price per share$3.2946$3.2946$3.1010$3.1010$3.2400$3.2400
Expected term
0.1 years
0.6 years
3.8 years
4.3 years
4.1 years
4.6 years
Expected average volatility67.0 %60.9 %117.6 %113.5 %116.6 %110.7 %
Expected dividend yield— — — — — — 
Risk-free interest rate3.7 %3.5 %4.1 %3.6 %4.1 %3.7 %
Schedule of Stockholders' Equity Note, Warrants or Rights
The following table summarizes warrant exercise activity during the six months ended June 30, 2026:
TotalFebruary 2023
Warrants
July 2023
Warrants
April 2025
Warrants
July 2025
Warrants
Warrants outstanding, at
   December 31, 2025
65,053,571 2,814,523 3,584,648 29,024,768 29,629,632 
Warrant exercises(17,191,435)— — (15,524,768)(1,666,667)
Warrants outstanding, at
   March 31, 2026
47,862,136 2,814,523 3,584,648 13,500,000 27,962,965 
Warrant exercises— — — — — 
Warrants outstanding, at
   June 30, 2026
47,862,136 2,814,523 3,584,648 13,500,000 27,962,965