v3.26.1
Share-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2026
Share-Based Payment Arrangement [Abstract]  
Schedule of share-based compensation expense included in the condensed consolidated statements of operations

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Three Months Ended June 30, 

​

Six Months Ended June 30, 

(In thousands)

  ​ ​ ​

2026

  ​ ​ ​

2025

​

2026

  ​ ​ ​

2025

Research and development

​

$

566

​

$

987

​

$

1,193

​

$

2,057

Selling, general and administrative

​

 

3,572

​

 

3,556

​

 

6,421

​

 

7,363

Restructuring expenses

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​

1,852

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—

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​

2,880

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​

—

Total share-based compensation expense

​

$

5,990

​

$

4,543

​

$

10,494

​

$

9,420

 

Summary of option activity

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Weighted-Average

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Weighted-

Average

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  ​ ​ ​

Number of Shares 

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Remaining

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​

Exercise Price of

​

Number of Shares

  ​ ​ ​

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​

Subject to

​

Contractual

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​

Outstanding Options

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Subject to

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Outstanding Options

​

Term (Years)

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(in dollars)

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Outstanding RSUs

​

Outstanding at December 31, 2025

​

1,927,447

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$

15.05

​

3,202,492

 

Granted

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—

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—

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69,215

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Exercised/Released

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(22,044)

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10.95

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(720,320)

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Forfeited

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(2,393)

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10.30

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(193,076)

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Expired

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(17,240)

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27.73

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—

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Outstanding at March 31, 2026

​

1,885,770

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5.3

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14.98

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2,358,311

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Granted

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66,990

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16.64

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416,645

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Exercised/Released

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(77,657)

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14.64

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(425,094)

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Forfeited

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(375)

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10.29

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(226,197)

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Expired

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(40,650)

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23.97

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—

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Outstanding at June 30, 2026

​

1,834,078

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5.0

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$

14.86

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2,123,665

 

 

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Weighted-Average

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Weighted-

Average

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  ​ ​ ​

Number of Shares 

​

Remaining

​

Exercise Price of

​

Number of Shares

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​

Subject to

​

Contractual

​

Outstanding Options

​

Subject to

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​

Outstanding Options

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Term (Years)

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(in dollars)

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Outstanding RSUs

Outstanding at December 31, 2024

​

1,896,908

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$

15.53

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3,955,487

Granted

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—

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—

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1,311,088

Exercised/Released

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—

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—

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(619,026)

Forfeited

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—

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—

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(163,160)

Outstanding at March 31, 2025

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1,896,908

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5.8

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15.53

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4,484,389

Granted

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169,806

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—

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74,543

Exercised/Released

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—

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​

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—

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(413,240)

Forfeited

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—

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—

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(44,996)

Expired

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(50,500)

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—

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—

Outstanding at June 30, 2025

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2,016,214

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6.0

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$

14.91

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4,100,696

 

 

Schedule of RSU activity

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Weighted-Average

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Weighted-

Average

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  ​ ​ ​

Number of Shares 

​

Remaining

​

​

Exercise Price of

​

Number of Shares

  ​ ​ ​

​

​

Subject to

​

Contractual

​

​

Outstanding Options

​

Subject to

​

​

​

Outstanding Options

​

Term (Years)

​

​

(in dollars)

​

Outstanding RSUs

​

Outstanding at December 31, 2025

​

1,927,447

​

​

​

$

15.05

​

3,202,492

 

Granted

​

—

​

​

​

​

—

​

69,215

​

Exercised/Released

​

(22,044)

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​

​

​

10.95

​

(720,320)

​

Forfeited

​

(2,393)

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​

​

​

10.30

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(193,076)

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Expired

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(17,240)

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27.73

​

—

​

Outstanding at March 31, 2026

​

1,885,770

​

5.3

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14.98

​

2,358,311

​

Granted

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66,990

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​

​

​

16.64

​

416,645

​

Exercised/Released

​

(77,657)

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​

​

​

14.64

​

(425,094)

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Forfeited

​

(375)

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​

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10.29

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(226,197)

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Expired

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(40,650)

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23.97

​

—

​

Outstanding at June 30, 2026

​

1,834,078

​

5.0

​

$

14.86

​

2,123,665

 

 

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Weighted-Average

​

Weighted-

Average

​

​

​

  ​ ​ ​

Number of Shares 

​

Remaining

​

Exercise Price of

​

Number of Shares

​

​

Subject to

​

Contractual

​

Outstanding Options

​

Subject to

​

​

Outstanding Options

​

Term (Years)

​

(in dollars)

​

Outstanding RSUs

Outstanding at December 31, 2024

​

1,896,908

​

​

​

$

15.53

​

3,955,487

Granted

​

—

​

​

​

​

—

​

1,311,088

Exercised/Released

​

—

​

​

​

​

—

​

(619,026)

Forfeited

​

—

​

​

​

​

—

​

(163,160)

Outstanding at March 31, 2025

​

1,896,908

​

5.8

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​

15.53

​

4,484,389

Granted

​

169,806

​

​

​

​

—

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74,543

Exercised/Released

​

—

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—

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(413,240)

Forfeited

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—

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—

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(44,996)

Expired

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(50,500)

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—

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—

Outstanding at June 30, 2025

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2,016,214

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6.0

​

$

14.91

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4,100,696