CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 241,332	$ 262,728
Marketable securities, current	319,055	0
Accounts receivable, net	13,497	0
Prepaid expenses and other current assets	16,704	10,491
Total current assets	590,588	273,219
Property and equipment, net	9,988	5,292
Operating lease right-of-use assets, net	14,511
Marketable securities, non-current	182,629	0
Non-marketable equity securities	55,649	0
Intangible assets, net	79,137	0
Goodwill	86,845	0
Other long-term assets	3,478	3,910
Total assets	1,022,825	282,421
Current liabilities:
Accounts payable	19,753	22,039
Accrued professional fees	250	5,699
Operating lease liabilities, current	2,110
Other current liabilities	64,719	19,618
Total current liabilities	86,832	47,356
Operating lease liabilities, non-current	13,567
Common Stock Warrants	6,293	178,232
Long-term debt, non-current	278,889	0
Other long-term liabilities	13,544	46
Total liabilities	399,125	225,634
Commitments and contingencies (Note 9)
Stockholders' equity:
Preferred stock $0.0001 par value; 10 million shares authorized — 0 issued and outstanding as of December 31, 2021 and 2020	0	0
Common stock $0.0001 par value; 625 million shares authorized; Class A common stock – 500 million shares authorized; 340 million and 292 million shares issued and outstanding as of December 31, 2021 and 2020, respectively; Class B common stock – 125 million shares authorized; 69 million and 78 million shares issued and outstanding as of December 31, 2021 and 2020, respectively	40	37
Additional paid-in capital	1,043,600	295,065
Accumulated other comprehensive income (loss)	(248)	0
Accumulated deficit	(419,692)	(238,315)
Total stockholders’ equity	623,700	56,787
Total liabilities and stockholders’ equity	$ 1,022,825	$ 282,421