Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Operating expenses:
Research and development	$ 21,294	$ 17,122	$ 70,944	$ 47,035
General and administrative	8,044	5,669	24,455	16,674
Total operating expenses	29,338	22,791	95,399	63,709
Loss from operations	(29,338)	(22,791)	(95,399)	(63,709)
Other income (expense):
Interest income	2,127	847	3,925	2,061
Investment advisory fees	(263)	(170)	(647)	(454)
Change in fair value of warrant liability	462	125	9,866	332
Realized (loss) gain on marketable securities	(191)	10	(1,099)	56
Total other (expense) income, net	2,135	812	12,045	1,995
Loss before income taxes	(27,203)	(21,979)	(83,354)	(61,714)
Provision for income taxes	0	0	0	0
Net loss	$ (27,203)	$ (21,979)	$ (83,354)	$ (61,714)
Net loss per share attributable to common stockholders, basic	$ (0.12)	$ (0.11)	$ (0.39)	$ (0.32)
Net loss per share attributable to common stockholders, diluted	$ (0.12)	$ (0.11)	$ (0.39)	$ (0.32)
Weighted Average Number of Shares Outstanding, Basic	218,300	207,101	216,123	193,730
Weighted Average Number of Shares Outstanding, Diluted	218,300	207,101	216,123	193,730
Comprehensive loss:
Net loss	$ (27,203)	$ (21,979)	$ (83,354)	$ (61,714)
Other comprehensive income, net of taxes:
Change in unrealized loss on available-for-sale securities	(1,139)	(369)	(6,932)	(1,169)
Comprehensive loss	$ (28,342)	$ (22,348)	$ (90,286)	$ (62,883)