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Equity-Based Compensation (Tables)
12 Months Ended
Dec. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Schedule of Share-Based Payment Award, Valuation Assumptions
The assumptions used in determining the fair value of the Incentive Units at the grant date are as follows:
February 16,
2021
Volatility57.0%
Risk-free interest rate0.1%
Expected time to exit (in years)1.6
The assumptions used in determining the fair value of the Incentive Units at the modification date are as follows:
July 29,
2021
Volatility46.0%
Risk-free interest rate0.2%
Expected time to exit (in years)1.2
Schedule of Share-Based Payment Arrangement, Activity
The table below presents the activity in Tranche II of the Incentive Units:

Unvested as of December 31, 20221,295,000 
Forfeited(140,000)
Unvested as of December 31, 2023
1,155,000 
Unvested as of December 31, 2024
1,155,000 
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions
The table below presents the fair value of the Stock Options granted during the year-ended December 31, 2023 using the Black-Scholes OPM and the following assumptions:
December 31,
2023
Number of Stock Options granted3,153,641 
Price of common stock on the grant date
$1.90 to $2.74
Expected option term (in years)
5.80 to 6.20
Expected volatility(1)
96.8% to 127.9%
Risk-free rate of return
3.3% to 4.1%
Expected annual dividend yield— %
Fair value of the Stock Options on the grant date
$1.51 to $2.29
(1) Expected volatility is based on a combination of implied and historical equity volatility of selected reasonably similar publicly traded companies.
Schedule of Share-Based Payment Arrangement, Option, Activity
The table below presents the activity of outstanding stock options:
Stock Options OutstandingWeighted-Average Exercise Price Per ShareWeighted-Average Remaining Contractual Life (in years)Aggregate Intrinsic Value
Outstanding as of December 31, 20222,982,893 $2.89 9.64$— 
Granted3,153,641 2.01 
Vested— — 
Exercised(12,102)1.32 
Forfeited(875,410)3.45 
Expired(121,349)7.98 
Outstanding as of December 31, 2023
5,127,673 $2.14 9.03$2,209 
Granted— — 
Vested— — 
Exercised(292,496)1.44 
Forfeited(826,308)2.35 
Expired(78,267)3.08 
Outstanding as of December 31, 2024
3,930,602 $2.12 8.01$10,138 
Vested and exercisable as of December 31, 2024
2,006,781 $2.27 7.91$5,121 
Schedule of Share-Based Payment Arrangement, Restricted Stock Unit, Activity
The table below presents the activity in the RSUs:
RSUs
Outstanding
Weighted-Average Grant Date Fair Value Per Share
Unvested as of December 31, 20227,595,185 $2.35 
Granted9,336,171 2.03 
Vested(4,146,826)1.84 
Forfeited(2,732,417)2.91 
Unvested as of December 31, 2023
10,052,113 $2.11 
Granted10,641,780 2.10 
Vested(4,671,720)2.18 
Forfeited(2,151,771)2.29 
Unvested as of December 31, 2024
13,870,402 $1.94 
Schedule of Share-Based Payment Arrangement, Performance Shares, Activity
The table below presents the activity in the PSUs:
PSUs
Outstanding
Weighted-Average Grant Date Fair Value Per Share
Unvested as of December 31, 2022287,500$4.86 
Granted3,370,623 1.82 
Vested(568,824)2.21 
Forfeited(503,468)3.73 
Unvested as of December 31, 2023
2,585,831$1.70 
Granted3,703,146 5.00 
Vested(2,559,844)1.45 
Forfeited(795,517)6.61 
Unvested as of December 31, 20242,933,616$2.88 
Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions
The table below presents the assumptions used to estimate the grant date fair value of the purchase rights under the ESPP:
Year Ended December 31,
20242023
Price of common stock on the grant date
$1.50 to $2.20
$1.80 to $2.09
Expected term (in years)0.500.50
Expected volatility(1)
122.9% to 101.0%
94.9% to 162.2%
Risk-free rate of return
5.3% to 4.3%
5.3% to 5.4%
Expected annual dividend yield—%—%
Fair value of the award on the grant date
$0.74 to $2.15
$0.75 to $1.23
(1) Expected volatility is based on a combination of implied and historical equity volatility of selected reasonably similar publicly traded companies.
Schedule of Share-Based Payment Arrangement, Expensed and Capitalized, Amount
The table below presents the total equity-based compensation expense recognized for Incentive Units, stock options, RSUs, PSUs and ESPP in selling, general and administrative expense, cost of revenues and research and development for the following periods:

The table below presents the total equity-based compensation expense recognized for Class A Units, Class B Units, Stock Options, RSUs, PSUs, and ESPP in selling, general and administrative expense, cost of revenues, and research and development for the following periods:
Year Ended December 31,
202420232022
Equity-based compensation expense in selling, general and administrative$12,088 $11,349 $7,359 
Equity-based compensation expense in cost of revenues6,274 5,446 $3,172 
Equity-based compensation expense in research and development2,765 1,876 334 
Total equity-based compensation expense$21,127 $18,671 $10,865