v3.26.1
Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2026
Stock-Based Compensation  
Schedule of Information Related to Stock Options Outstanding

Information related to stock options outstanding as of March 31, 2026, is as follows (in thousands, except share, exercise price, and contractual term):

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

Weighted-Average

  ​ ​ ​

Weighted-

Remaining

Number of

Average

Contractual Term

Aggregate Intrinsic

Stock Options

Exercise Price

(Years)

Value

Outstanding, December 31, 2025

 

11,289,920

$

7.33

 

5.6

$

877

Granted

 

1,607,663

$

4.52

 

  ​

 

  ​

Exercised

 

(4,458)

$

2.95

 

  ​

 

  ​

Forfeited or expired

 

(801,269)

$

8.18

 

  ​

 

  ​

Outstanding, March 31, 2026

 

12,091,856

$

6.90

 

6.0

$

513

Exercisable, March 31, 2026

 

5,517,143

$

8.80

 

5.9

$

513

Vested and expected to vest, March 31, 2026

 

11,010,007

$

6.93

 

6.0

$

513

Schedule of Stock-based Compensation Expense

Stock-based compensation expense is classified in the unaudited consolidated statements of operations and comprehensive loss for the three months ended March 31, 2026 and 2025 as follows (in thousands):

  ​ ​ ​

Three Months Ended

March 31, 

2026

  ​ ​ ​

2025

Research and development

$

1,232

$

1,776

General and administrative

 

2,146

 

2,239

Total

$

3,378

$

4,015