XML 41 R31.htm IDEA: XBRL DOCUMENT v3.26.1
Stock-based Compensation (Tables)
3 Months Ended
Mar. 31, 2026
Stock-based Compensation  
Schedule of weighted average valuation assumptions for stock options

For the Three Months Ended

March 31,

  ​ ​ ​

2026

  ​ ​ ​

Per share fair value of common stock

$

3.90

Expected volatility

 

70.50

%  

Expected dividends

 

%  

Expected term (in years)

 

6.25

Risk-free rate

 

3.8

%  

Schedule of stock option activity

Weighted-

Weighted-Average

Number of

Average Exercise

Remaining Contractual 

Intrinsic Value (In

  ​ ​ ​

Options

  ​ ​ ​

Price

  ​ ​ ​

Term (In Years)

  ​ ​ ​

Thousands)

Outstanding as of January 1, 2026

 

1,212,246

$

8.68

 

6.83

$

1,086

Granted

 

294,750

 

3.90

 

 

Outstanding as of March 31, 2026

 

1,506,996

$

7.74

 

7.22

$

748

Options exercisable as of March 31, 2026

 

822,040

$

6.38

 

5.40

$

748

Vested and expected to vest as of March 31, 2026

 

1,506,996

$

7.74

 

7.22

$

748

Schedule of classification of stock-based compensation

The following table illustrates the classification of stock-based compensation in the condensed consolidated statements of operations and comprehensive loss (in thousands):

For the Three Months Ended
March 31,

  ​ ​ ​

2026

  ​ ​ ​

2025

  ​ ​ ​

Research and development

$

93

$

29

General and administrative

 

277

 

51

Total stock-based compensation

$

370

$

80