v3.26.1
Stock-based Compensation (Tables)
 3 Months Ended
Mar. 31, 2026
Share-Based Payment Arrangement [Abstract]  
Schedule of Options Activity
The following table sets forth the summary of options activity, under the 2018 Plan and the 2021 Plan, for the three months ended March 31, 2026:
(in thousands, except share-based data)Total OptionsWeighted- Average Exercise Price Per ShareWeighted- Average Remaining Contractual Term (In Years)Aggregate Intrinsic Value
Outstanding as of December 31, 20252,424 $632.86 
Granted— — 
Forfeitures— — 
Outstanding as of March 31, 20262,424 $632.86 9.1$— 
Exercisable as of March 31, 20261,976 $772.10 9.0$— 
Vested and expected to vest as of March 31, 20262,424 $632.86 9.1$— 
Schedule of Restricted Stock Unit and Restricted Stock Award Activity
The following table sets forth the summary of RSU and RSA activity, under the Initial Plan, the 2018 Plan, the 2021 Plan, and the 2022 Plan, for the three months ended March 31, 2026. RSAs were an immaterial portion of activity for the period:
SharesWeighted Average Grant Date Fair Value (i.e. Share Price)
Outstanding as of December 31, 202542,604 $68.29 
Granted84,211 4.50 
Released(73)10,160.64 
Forfeited(99)21.96 
Outstanding as of March 31, 2026126,643 $20.09 
Schedule of Stock-Based Compensation Expense
The following table sets forth the stock-based compensation under the Initial Plan, the 2018 Plan, the 2021 Plan, and the 2022 Plan by expense type:
Three Months Ended
March 31,
(in thousands)20262025
Research and development expenses$80 $212 
Selling, general and administrative expenses242 845 
Total$322 $1,057 
The following table sets forth the stock-based compensation under the Initial Plan, the 2018 Plan, the 2021 Plan, and the 2022 Plan by award type:
Three Months Ended
March 31,
(in thousands)20262025
Options$2 $42 
RSUs & RSAs320 1,015 
Total$322 $1,057