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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2022
Share-based Payment Arrangement [Abstract]  
Summary of Company's Stock Option, Activity
A summary of the Company’s stock option activity for the three months ended March 31, 2022 is as follows:

Number of Common Stock OptionsWeighted-Average Exercise PriceWeighted-Average Remaining Contractual Life (Years)Aggregate Intrinsic Value
Outstanding as of December 31, 2021
3,375,000$15.23 $— 
   Granted251,9184.77 — 
   Exercised— — 
   Forfeited(1,499,822)14.01 — 
Outstanding as of March 31, 2022
2,127,096$14.85 9.34$— 
Exercisable as of March 31, 2022
175,000$15.23 9.30$— 
Schedule of Valuation Assumptions, Options
The fair value of each option grant during the three months ended March 31, 2022 was estimated on the grant date using the Black-Scholes option pricing model based on the following assumptions:

Volatility65.00 %
Risk-free rate
1.71%
Expected term (years)
6.1 years
Dividend yield0.00 %
Summary of Restricted Stock Unit, Activity
A summary of the Company’s restricted stock unit (“RSU”) activity for the three months ended March 31, 2022 is as follows:
Number of Restricted Stock UnitsWeighted-Average Grant Date Fair Value
Unvested as of December 31, 2021
1,818,530$7.58 
Granted275,7994.54 
Vested(25,671)3.58 
Forfeited(566,232)5.48 
Unvested as of March 31, 2022
1,502,426$7.10 
Summary of PSU Activity
A summary of the Company’s performance stock unit (“PSU”) activity for three months ended March 31, 2022 is as follows:
Number of Performance Stock UnitsWeighted-Average Grant Date Fair Value
Unvested as of December 31, 2021
78,907$7.69 
Granted— 
Vested— 
Forfeited— 
Unvested as of March 31, 2022
78,907$7.69 
Schedule of Valuation Assumptions, Profit Unit Interests
The compensation expense accounted for all vested units based on the following assumptions:

Expected term3 years
Volatility68.0 %
Discount for lack of marketability45.0 %
Risk free rate0.2 %
Schedule of Profit Unit Interest
A summary of the Company’s profit unit interests activity for the three months ended March 31, 2021 is as follows:
Avg Fair Value
Unitsat Grant Date
Outstanding at December 31, 202012,202,135$0.08 
Granted— 
Forfeited(54,800)0.08 
Outstanding at March 31, 202112,147,335$0.08 
Schedule of Non-vested Units
A summary of the Company’s non-vested units activity for the three months ended March 31, 2021 is as follows:
Avg Fair Value
Unitsat Grant Date
Non-vested units at December 31, 20204,738,333$0.12 
Granted— 
Vested(325,835)0.15 
Forfeited(54,800)0.08 
Non-vested units at March 31, 20214,357,698$0.12