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Stockholders' Equity (Tables) | 12 Months Ended
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Dec. 31, 2025
Equity [Abstract] |
Schedule of Class A Common Stock Available for Future Issuance | The Company had reserved the following shares of Class A common stock for future issuance:
(in thousands) |  |  |  |
As of December 31, |  | 2025 |  | 2024
Shares outstanding from stock options and RSUs |  | 9,856 |  | 7,904
Shares available for future equity award grants |  | 12,444 |  | 13,642
Shares available for future ESPP offerings |  | 1,707 |  | 1,249
Total shares reserved |  | 24,007 |  | 22,795
Schedule of Stock Options Roll Forward | A summary of the Company’s stock option activity for its Plans is as follows:
|  | Outstanding Stock Options (in thousands) |  | Weighted- Average Exercise Price |  | Weighted- Average Remaining Contractual Life (in years) |  | Aggregate Intrinsic Value (in millions)
Balance as of December 31, 2024 1 |  | 3,283 |  |  | $12.40 |  |  | 6.2 |  | $7.1 |
Granted 2 |  | 2,324 |  |  | $10.55 |  |  |  |  |
Exercised |  | (159) |  |  | $7.22 |  |  |  |  |
Cancelled/forfeited 2 |  | (662) |  |  | $13.11 |  |  |  |  |
Balance as of December 31, 2025 1 |  | 4,786 |  |  | $11.58 |  |  | 7.2 |  | $13.4 |
Vested and exercisable as of December 31, 2025 |  | 2,555 |  |  | $12.50 |  |  | 5.5 |  | $6.3 |
______________ (1)Includes 0.2 million of stock options with both service-based and performance-based conditions. (2)Includes less than 0.1 million of stock options with both service-based and performance-based conditions.
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions | The per-share fair value of each stock option was determined on the date of grant using the following weighted-average assumptions:
Year Ended December 31, |  | 2025 |  | 2024
Expected volatility |  | 58.0 | % |  | 58.1 | %
Expected term (in years) |  | 6.0 |  | 5.9
Risk-free interest rate |  | 4.1 | % |  | 4.2 | %
Schedule of Outstanding Nonvested RSUs | A summary of the Company’s outstanding nonvested RSUs for its Plans is as follows:
|  | Number of Units (in thousands) |  | Weighted-Average Grant-Date Fair Value
Nonvested as of December 31, 2024 1 |  | 4,621 |  |  | $ | 12.57 |
Granted 1 |  | 4,355 |  |  | $ | 9.94 |
Vested 1 |  | (2,897) |  |  | $ | 11.28 |
Forfeited |  | (1,009) |  |  | $ | 12.09 |
Nonvested as of December 31, 2025 1 |  | 5,070 |  |  | $ | 11.13 |
______________ (1)Includes less than 0.1 million of RSUs with both service-based and performance-based conditions.
Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions | The fair value of purchase rights granted under the ESPP were determined on the date of grant using the following weighted-average assumptions:
Year Ended December 31, |  | 2025 |  | 2024
Expected volatility |  | 62.8 | % |  | 54.3 | %
Expected term (in years) |  | 0.5 |  | 0.5
Risk-free interest rate |  | 4.0 | % |  | 4.7 | %
Schedule of Stock-based Compensation Expense | The Company recognized stock-based compensation under the Plans and ESPP as follows:
(in millions) |  |  |  |  |  |
Year Ended December 31, |  | 2025 |  | 2024 |  | 2023
Research and development |  | $ | 8.5 |  |  | $ | 10.1 |  |  | $ | 11.2 |
Sales and marketing |  | 8.6 |  |  | 10.0 |  |  | 13.8 |
General and administrative |  | 11.5 |  |  | 16.2 |  |  | 13.8 |
Total |  | $ | 28.6 |  |  | $ | 36.3 |  |  | $ | 38.8 |

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