v3.25.4
Stock Incentive Plans (Tables)
12 Months Ended
Dec. 31, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Schedule of Shares of Common Stock Reserved for Future Issuances

The following table summarizes the shares of common stock reserved for future issuance under the 2021 Plan as of December 31, 2025 and 2024:

 

 

December 31,

 

 

2025

 

 

2024

 

Stock options outstanding

 

21,797,772

 

 

 

23,349,505

 

Restricted stock units outstanding

 

24,982,281

 

 

 

31,042,552

 

Restricted stock units available for future grant

 

68,250,493

 

 

 

75,673,991

 

Reserved for ESPP

 

9,804,354

 

 

 

10,403,530

 

Common stock reserved for future issuance

 

124,834,900

 

 

 

140,469,578

 

Schedule of Restricted Stock Unit Activity ("RSU") and Restricted Stock Awards ("RSA")

The table below summarizes the RSU activity and RSA activity for the years ended December 31, 2025, 2024, and 2023:

 

 

 

 

Weighted-

 

 

 

 

 

Average

 

 

Shares

 

 

Fair Value

 

Non-vested—December 31, 2022

 

31,288,688

 

 

$

10.34

 

  Granted

 

12,574,115

 

 

 

9.01

 

  Vested

 

(5,707,373

)

 

 

10.57

 

  Canceled

 

(1,825,549

)

 

 

9.90

 

Non-vested—December 31, 2023

 

36,329,881

 

 

 

10.56

 

  Granted

 

10,538,732

 

 

 

11.80

 

  Vested

 

(14,232,526

)

 

 

10.76

 

  Canceled

 

(1,593,535

)

 

 

10.68

 

Non-vested—December 31, 2024

 

31,042,552

 

 

 

10.92

 

  Granted

 

16,609,615

 

 

 

10.13

 

  Vested

 

(18,318,640

)

 

 

11.15

 

  Canceled

 

(4,351,246

)

 

 

10.45

 

Non-vested—December 31, 2025

 

24,982,281

 

 

$

10.27

 

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions The valuation of the performance-based RSUs with a market condition modified during the year ended December 31, 2023, was determined using a Monte Carlo Simulation model using the following assumptions:

 

2023

Expected term (in years)

1.1-2.1

Expected volatility

28%-32%

Expected dividend yield

0%

Risk-free interest rate

4.36%-4.87%

Summary of Share-based Compensation Arrangements by Share-based Payment Award The table below summarizes the option activity for the years ended December 31, 2025, 2024 and 2023:

 

 

 

 

Weighted-

 

 

Weighted-Average

 

 

 

 

 

 

 

 

Average

 

 

Remaining

 

 

Aggregate

 

 

 

 

 

Exercise

 

 

Contractual Life

 

 

Intrinsic Value

 

 

Shares

 

 

Price

 

 

(in years)

 

 

(in thousands)

 

Options outstanding—December 31, 2022

 

45,249,260

 

 

$

2.99

 

 

 

4.9

 

 

$

258,470

 

  Exercised

 

(8,923,718

)

 

 

2.85

 

 

 

 

 

 

 

  Forfeited and canceled

 

(537,073

)

 

 

6.88

 

 

 

 

 

 

 

Options outstanding—December 31, 2023

 

35,788,469

 

 

$

2.96

 

 

 

4.0

 

 

 

301,563

 

  Exercised

 

(12,427,044

)

 

 

2.69

 

 

 

 

 

 

 

  Forfeited and canceled

 

(11,920

)

 

 

3.40

 

 

 

 

 

 

 

Options outstanding—December 31, 2024

 

23,349,505

 

 

$

3.11

 

 

 

3.2

 

 

 

201,305

 

  Exercised

 

(1,496,563

)

 

 

3.14

 

 

 

 

 

 

 

  Forfeited and canceled

 

(55,170

)

 

$

8.58

 

 

 

 

 

 

 

Options outstanding—December 31, 2025

 

21,797,772

 

 

$

3.09

 

 

 

2.0

 

 

$

106,846

 

Options exercisable—December 31, 2025

 

21,592,416

 

 

$

3.04

 

 

 

2.0

 

 

$

106,013

 

Options vested and expected to vest—December 31, 2025

 

21,797,659

 

 

$

3.09

 

 

 

2.0

 

 

$

106,013

 

Summary of Share-based Payment Arrangement, Expensed and Capitalized, Amount

Stock-Based Compensation—Stock-based compensation expense has been recorded in the accompanying consolidated statements of operations and comprehensive income (loss) as follows for the years ended December 31, 2025, 2024 and 2023 (in thousands):

 

 

Year Ended December 31,

 

 

 

2025

 

 

2024

 

 

2023

 

Cost of revenues

 

$

11,109

 

 

$

9,342

 

 

$

8,802

 

Research and development

 

 

57,099

 

 

 

47,191

 

 

 

25,467

 

Selling and marketing

 

 

44,218

 

 

 

28,083

 

 

 

33,204

 

General and administrative

 

 

62,968

 

 

 

86,422

 

 

 

77,045

 

Total stock-based compensation expense

 

$

175,394

 

 

$

171,038

 

 

$

144,518

 

2021 Employee Stock Purchase Plan [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

The fair value of ESPP purchase rights sold during the years ended December 31, 2025, 2024 and 2023 was estimated using the Black-Scholes option pricing model with the following assumptions:

 

 

2025

 

2024

 

2023

Expected term (in years)

 

0.5

 

0.5

 

0.5

Expected volatility

 

22-23%

 

25%-29%

 

30%-51%

Expected dividend yield

 

0%

 

0%

 

0%

Risk-free interest rate

 

4.2%-5.3%

 

5.2%-5.5%

 

2.5%-4.7%

Cayman Equity Incentive Plan [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions The fair values of the outstanding awards at December 31, 2025, 2024 and 2023 were based on the Black-Scholes option pricing model using the following assumptions:

 

 

2025

 

2024

 

2023

Expected term (in years)

 

3.18-4.40

 

4.25-5.42

 

5.25 - 5.42

Expected volatility

 

40%

 

40%

 

40%

Expected dividend yield

 

0%

 

0%

 

0%

Risk-free interest rate

 

3.7%

 

4.4%

 

3.8%