Quarterly report [Sections 13 or 15(d)]

STOCK-BASED COMPENSATION (Tables)

v3.25.2
STOCK-BASED COMPENSATION (Tables)
6 Months Ended
Jun. 30, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of stock-based compensation

Stock-based compensation for the periods presented was as follows (in thousands):

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Three Months Ended June 30, 

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Six Months Ended June 30, 

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​

2025

    

2024

​

2025

    

2024

Selling, general and administrative

​

$

2,759

​

$

2,223

​

$

5,211

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$

6,707

Research and development

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​

517

​

​

305

​

​

1,389

​

​

955

Total stock-based compensation expense

​

$

3,276

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$

2,528

​

$

6,600

​

$

7,662

Employee Stock Option [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Summary of weighted-average assumptions relating to options granted

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Three Months Ended June 30, 

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Six Months Ended June 30, 

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2025

​

2024

    

2025

​

2024

Risk-free interest rate

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4.1

%  

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4.5

%  

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4.3

%  

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4.2

%

Expected term (in years)

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6.0

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6.0

​

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6.5

​

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6.2

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Dividend yield

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0.0

%  

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0.0

%  

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0.0

%  

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0.0

%

Expected volatility

​

90.5

%  

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88.1

%  

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88.6

%  

​

87.4

%