v3.26.1
Stock-Based Compensation (Tables)
 3 Months Ended
Mar. 31, 2026
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Summary of Unvested Common Stock Activity The following table presents a summary of the unvested common stock activity:

Unvested Common Stock

 

Number of Shares

 

 

Weighted-Average
Grant Date
Fair Value

 

Outstanding as of December 31, 2025

 

 

61,127

 

 

$

55.85

 

Vested

 

 

(23,357

)

 

 

36.51

 

Forfeited

 

 

(692

)

 

 

43.13

 

Outstanding as of March 31, 2026

 

 

37,078

 

 

$

68.27

 
Summary of Restricted Stock Unit Activity

The following table presents a summary of the restricted stock unit activity:

Restricted Stock Units

 

Number of
Shares

 

 

Weighted-Average
Grant Date
Fair Value

 

Outstanding as of December 31, 2025

 

 

2,317,315

 

 

$

2.29

 

Granted

 

 

7,300

 

 

 

1.53

 

Vested

 

 

(27,081

)

 

 

8.22

 

Forfeited

 

 

(95,093

)

 

 

1.74

 

Outstanding as of March 31, 2026

 

 

2,202,441

 

 

$

2.24

 

 
Summary of Classification of Stock-based Compensation Expense

The following table presents the classification of stock-based compensation expense for the periods presented (in thousands):

 

 

Three Months Ended
March 31,

 

 

2026

 

 

2025

 

Research and development expenses

 

$

863

 

 

$

1,280

 

General and administrative expenses

 

 

1,689

 

 

 

1,648

 

Total

 

$

2,552

 

 

$

2,928

 
Employee Stock Option  
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Summary of Profits Units Activity and Stock Option Activity

The following table presents a summary of the stock option activity:

Stock Options

 

Number of Shares

 

 

Weighted-Average
Exercise Price

 

Outstanding as of December 31, 2025

 

 

3,960,489

 

 

$

6.57

 

Granted

 

 

60,850

 

 

 

1.53

 

Forfeited/Expired

 

 

(306,793

)

 

 

5.70

 

Outstanding as of March 31, 2026

 

 

3,714,546

 

 

$

6.56

 

Exercisable as of March 31, 2026

 

 

1,255,977

 

 

$

9.36