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Stock-Based Compensation (Tables)
12 Months Ended
Dec. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Summary of Stock Option Activity The following table summarizes the Company’s stock option activity during the year ended December 31, 2024:

 

 

Number of
Shares

 

 

Weighted-
Average
Exercise
Price

 

 

Weighted-
Average
Remaining
Contractual
Term
(In Years)

 

 

Aggregate
Intrinsic
Value
(in
thousands)

 

Outstanding at December 31, 2023

 

 

1,112,275

 

 

$

7.50

 

 

 

6.87

 

 

$

10,712

 

Assumed in reverse recapitalization

 

 

32,685

 

 

$

7.56

 

 

 

 

 

 

 

Granted

 

 

1,071,073

 

 

$

17.27

 

 

 

 

 

 

 

Exercised

 

 

(255,486

)

 

$

6.81

 

 

 

 

 

 

 

Cancelled

 

 

(17,627

)

 

$

17.63

 

 

 

 

 

 

 

Outstanding at December 31, 2024

 

 

1,942,920

 

 

$

12.93

 

 

 

8.33

 

 

$

12,380

 

Vested and expected to vest at
   December 31, 2024

 

 

1,942,920

 

 

$

12.93

 

 

 

8.33

 

 

$

12,380

 

Exercisable at December 31, 2024

 

 

673,356

 

 

$

8.43

 

 

 

7.04

 

 

$

12,380

 

Summary of Assumptions Used to Value Stock Options Granted

The underlying assumptions used to value stock options granted using the Black-Scholes option-pricing model during the years ended December 31, 2024 and 2023 were as follows:

 

 

Years Ended December 31,

 

 

2024

 

 

2023

 

Risk-free interest rate range

 

3.48% - 4.34%

 

 

3.59% - 4.67%

 

Expected dividend rate

 

 

 

 

 

 

Expected term (years) range

 

5.17 - 6.11

 

 

5.08 - 6.12

 

Expected stock price volatility range

 

92.0% - 94.1%

 

 

88.9% - 94.0%

 

Summary of Stock-Based Compensation Expense

The Company recorded stock-based compensation expense in the following expense categories of its statements of operations (in thousands):

 

 

Years Ended December 31,

 

 

2024

 

 

2023

 

Research and development

 

$

1,105

 

 

$

500

 

General and administrative

 

 

3,281

 

 

 

928

 

Total stock-based compensation expense

 

$

4,386

 

 

$

1,428