Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2022

Business Acquisitions

Schedule of changes in warrant liability

A reconciliation of the changes in the warrant liability during the six months ended June 30, 2022 and 2021 was as follows (in thousands):

Estimated fair value of warrant liability at December 31, 2021	$	57,764
Change in estimated fair value of the warrant liability		(18,509)
Reclassification of warrant liability to equity for exercised warrants		(495)
Estimated fair value of warrant liability at June 30, 2022	$	38,760
Estimated fair value of warrant liability at December 31, 2020	$	113,905
Change in estimated fair value of the warrant liability		(40,622)
Estimated fair value of warrant liability at June 30, 2021	$	73,283

Schedule of stock option activity

The following table provides the activity for all outstanding stock options during the six months ended June 30, 2022 (in thousands, except per share data):

			Weighted-Average	Weighted-Average
	Number of		Exercise Price	Remaining
	Options		per Share	Contractual Term
Outstanding, December 31, 2021	5,766	$	11.26
Exercised	(374)	$	6.17
Outstanding, June 30, 2022	5,392	$	11.62	6.0 Years

Schedule of restricted stock activity

Activity related to the Company’s non-vested restricted stock grants for the six months ended June 30, 2022 is presented below (in thousands, except per share data):

	Number of Shares of		Weighted-Average Grant Date
	Restricted Stock		Fair Value per Share
Non-vested balance, December 31, 2021	2,195	$	19.58
Granted	844	$	21.62
Vested	(350)	$	25.05
Forfeited	(52)	$	21.94
Non-vested balance, June 30, 2022	2,637	$	22.71

Common Shares Liability

Business Acquisitions

Reconciliation of contingent consideration liabilities

A reconciliation of the changes in the contingent consideration common shares liability during the six months ended June 30, 2021 was as follows (in thousands):

Estimated fair value of contingent consideration common shares liability at December 31, 2020	$	70,477
Change in estimated fair value of the contingent consideration common shares liability		(24,044)
Estimated fair value of contingent consideration common shares liability at June 30, 2021	$	46,433

2019 Incentive Plan

Business Acquisitions

Schedule of stock option activity

			Weighted-Average
			Grant Date		Weighted-Average	Weighted-Average
	Number of		Fair Value		Exercise Price	Remaining
	Options		per Share		per Share	Contractual Term
Outstanding, December 31, 2021	2,219	$	3.75	$	19.36
Activity - none	—
Outstanding, June 30, 2022	2,219	$	3.75	$	19.36	6.6 Years