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Stock-Based Compensation (Tables)
12 Months Ended
Dec. 31, 2025
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock Option Activity
The following summarizes option activity:
Number of
Options
Weighted-
Average
Exercise
Price
Remaining
Contractual
Term
(Years)
Aggregate
Intrinsic
Value ($ in thousands)
Balance—December 31, 20245,342,909 $6.69 8.01$43,120 
Granted2,345,398 14.10 
Exercised(714,125)6.44 
Forfeited(534,345)9.55 
Expired(2,865)26.87 
Balance—December 31, 20256,436,972 $9.17 7.75$127,945 
Exercisable—December 31, 2025
2,903,391 $8.46 6.63$59,750 
Schedule of Restricted Stock Unit Activity
The following table summarizes information regarding the Company's RSUs:
Number of UnitsWeighted-Average
Grant Date Fair Value
Balance—December 31, 20246,055,087 $8.04 
Granted3,063,418 14.23 
Vested(2,275,607)8.24 
Forfeited(835,383)10.12 
Unvested Balance—December 31, 20256,007,515 $10.83 
Schedule of Stock-Based Compensation Expense
Stock-based compensation expense included in the consolidated statements of operations and comprehensive loss was as follows (in thousands):
Year Ended December 31,
202520242023
Research and development
$12,336 $13,509 $15,544 
Selling, general and administrative28,028 28,221 23,269 
Total stock-based compensation expense
$40,364 $41,730 $38,813 
Schedule of Assumptions in Calculating Stock Option Awards
The fair value of stock option awards granted was estimated at the date of grant using a Black-Scholes option-pricing model with the following assumptions:
Year Ended December 31,
202520242023
Expected term (in years)
5.3 – 6.1
1.8 – 6.1
5.0 – 6.1
Expected volatility
72.9 – 79.5%
79.1 – 83.2%
75.2% – 78.4%
Risk-free interest rate
3.7 – 4.4%
3.6 – 5.0%
3.5 – 4.7%
Dividend yield
—%—%—%