Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2022

Stock-Based Compensation

Schedule of stock-based compensation expense

	Three months ended
	March 31,
	2022		2021
Secondary market transaction	$	—	$	1,933
Employee earnout restricted stock		—		12,373
Employee awards		5,854		2,529
Total operating expenses	$	5,854	$	16,835

Summary of stock option, RSU and RSA activity

		Number of	Number of
	Number of	Restricted	Restricted
	Options	Stock Units	Stock Awards
Balances as of January 1, 2021	4,822,992	2,712,762	4,392
Granted	—	1,885,725	—
Vested	—	(241,463)	(4,392)
Exercised	(185,685)	—	—
Forfeited, canceled or expired	(67,564)	(131,038)	—
Balances as of March 31, 2022	4,569,743	4,225,986	—