v3.26.1
Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2026
Stock-Based Compensation  
Schedule of assumptions used in the fair value estimation of each option grant

June 30, 

  ​ ​ ​

2026

  ​ ​ ​

2025

  ​ ​ ​

  ​ ​ ​

Expected life (years)

3.8 - 5.0

3.7 - 4.8

Risk-free interest rate

 

3.8% - 4.2%

4.0% - 4.0%

 

Volatility

73.7% - 80.3%

74.4% - 82.9%

Dividend yield

 

0%

0%

 

Schedule of stock-based compensation expense related to all of our share-based payment awards

Total stock-based compensation expense related to all of our share-based payment awards is comprised of the following (in thousands):

Three Months Ended June 30, 

Six Months Ended June 30, 

  ​ ​ ​

2026

  ​ ​ ​

2025

  ​ ​ ​

2026

  ​ ​ ​

2025

  ​ ​ ​

Cost of revenue

$

433

$

446

$

875

$

983

Selling, general and administrative

 

1,766

1,407

 

3,524

3,724

Engineering and development

 

203

192

 

398

402

$

2,402

$

2,045

$

4,797

$

5,109

Schedule of stock option activity

Weighted-

Weighted-

Average

Average

Remaining

Aggregate

Number of

Exercise

Contractual

Intrinsic

  ​ ​ ​

Shares

  ​ ​ ​

Price/Share

  ​ ​ ​

Term (Years)

  ​ ​ ​

Value (1)

Outstanding — December 31, 2025

5,699,444

$

16.73

Granted (weighted-average fair value of $5.15 per share)

1,092,771

8.88

Exercised

 

(382,049)

 

2.70

 

Forfeited

(132,147)

18.40

Expired

(76,529)

20.72

Outstanding — June 30, 2026

 

6,201,490

$

16.13

 

3.8

$

24,221

Vested (exercisable) — June 30, 2026

 

4,797,493

$

18.10

 

3.1

$

15,016

Expected to vest after June 30, 2026 (unexercisable)

 

1,403,997

$

9.40

 

6.3

$

9,205

(1)Aggregate intrinsic value represents the difference between the exercise price of the option and the closing market price of the Company’s common stock on June 30, 2026 (the last trading day of the quarter), which was $15.70 per share.
Schedule of restricted stock unit activity

  ​ ​ ​

  ​ ​ ​

Weighted Average

Number of Restricted

Fair Value per

Stock Units

Share

Outstanding — December 31, 2025

 

1,083,194

$

11.45

Granted

 

1,103,788

 

8.20

Share issuance

 

(415,649)

 

13.62

Forfeited

 

(58,705)

 

9.95

Expired

Outstanding — June 30, 2026

 

1,712,628

$

8.88