v3.26.1
Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2026
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock Option Activity

The following table summarizes stock option activity for the six months ended June 30, 2026:

 

 

Number of
Stock Options
Outstanding

 

 

Weighted
Average
Exercise Price
per Share

 

 

Weighted
Average
Remaining
Contractual
Term

 

 

Aggregate
Intrinsic
Value

 

 

 

 

 

 

 

 

(in years)

 

 

 

 

Balance at January 1, 2026

 

 

5,991,343

 

 

$

20.14

 

 

 

8.3

 

 

$

127,547

 

Options granted

 

 

2,336,630

 

 

 

58.59

 

 

 

 

 

 

90,882

 

Options exercised

 

 

(968,664

)

 

 

15.74

 

 

 

 

 

 

60,955

 

Options forfeited

 

 

(181,729

)

 

 

47.36

 

 

 

 

 

 

3,122

 

Balance at June 30, 2026

 

 

7,177,580

 

 

$

32.56

 

 

 

8.5

 

 

$

466,685

 

Exercisable options at June 30, 2026

 

 

2,371,300

 

 

$

21.35

 

 

 

7.7

 

 

$

181,222

 

Unvested options at June 30, 2026

 

 

4,806,280

 

 

$

38.09

 

 

 

8.9

 

 

$

285,463

 

Schedule of Grant-Date Fair Value of Stock Options Issued, Presented on a Weighted Average Basis

The table below summarizes the assumptions used to determine the grant-date fair value of stock options issued, presented on a weighted average basis during the three and six months ended June 30, 2026 and 2025:

 

Three Months Ended
June 30,

 

 

Six Months Ended
June 30,

 

 

 

2026

 

 

2025

 

 

2026

 

 

2025

 

Risk-free interest rate

 

 

4.1

%

 

 

4.0

%

 

 

3.9

%

 

 

4.3

%

Expected term (in years)

 

 

6.0

 

 

 

6.0

 

 

 

6.0

 

 

 

6.0

 

Expected volatility

 

 

88.0

%

 

 

91.4

%

 

 

89.4

%

 

 

91.6

%

Expected dividend yield

 

 

0.0

%

 

 

0.0

%

 

 

0.0

%

 

 

0.0

%

Schedule of Stock Based Compensation Expense

The following table provides a summary of stock-based compensation expense:

 

 

 

Three Months Ended
June 30,

 

 

Six Months Ended
June 30,

 

 

2026

 

 

2025

 

 

2026

 

 

2025

 

Research and development

 

$

5,643

 

 

$

2,459

 

 

$

10,491

 

 

$

4,934

 

General and administrative

 

 

6,255

 

 

 

3,247

 

 

 

12,009

 

 

 

6,087

 

Total stock-based compensation expense

 

$

11,898

 

 

$

5,706

 

 

$

22,500

 

 

$

11,021