Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 177,054	$ 133,517
Marketable securities	134,028	71,678
Restricted cash	3,832	3,832
Prepaid expenses and other current assets	6,349	4,488
Total current assets	321,263	213,515
Property and equipment, net	81,649	70,689
Operating lease right-of-use assets	71,565	74,903
Intangible asset	59,195	59,195
Goodwill	140,627	140,627
Other non-current assets	7,078	6,370
TOTAL ASSETS	681,377	565,299
Current liabilities:
Accounts payable	6,095	4,108
Accrued compensation	13,965	23,722
Accrued expenses and other current liabilities	19,674	23,462
Operating lease liabilities	13,167	13,195
Total current liabilities	52,901	64,487
Operating lease liabilities, net of current portion	92,922	90,901
Contingent consideration, net of current portion	114,990	109,606
Success payment liabilities	45,422	12,799
Total liabilities	306,235	277,793
Commitments and contingencies (Note 9)
Stockholders' equity:
Preferred stock, $0.0001 par value; 50,000 shares authorized; zero shares issued and outstanding as of March 31, 2024 and December 31, 2023
Common stock, $0.0001 par value; 750,000 shares authorized; 221,286 and 197,857 shares issued and outstanding as of March 31, 2024 and December 31, 2023, respectively	22	20
Additional paid-in capital	1,820,701	1,625,637
Accumulated other comprehensive loss	(15)	(60)
Accumulated deficit	(1,445,566)	(1,338,091)
Total stockholders' equity	375,142	287,506
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 681,377	$ 565,299