CONDENSED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Operating expenses
Research and development	$ 22,194	$ 23,435	$ 73,451	$ 64,053
General and administrative	7,100	6,827	27,014	19,919
Total operating expenses	29,294	30,262	100,465	83,972
Loss from operations	(29,294)	(30,262)	(100,465)	(83,972)
Other income, net:
Interest income	3,616	1,900	10,651	2,698
Other income, net	33	17	67	19
Total other income, net	3,649	1,917	10,718	2,717
Net loss	(25,645)	(28,345)	(89,747)	(81,255)
Other comprehensive loss:
Net unrealized gain (loss) on investments	192	(390)	270	(1,171)
Comprehensive loss	$ (25,453)	$ (28,735)	$ (89,477)	$ (82,426)
Net loss per share, basic	$ (0.52)	$ (0.58)	$ (1.83)	$ (1.94)
Net loss per share, diluted	$ (0.52)	$ (0.58)	$ (1.83)	$ (1.94)
Weighted average shares used to compute net loss per share, basic	49,062,799	48,630,328	48,985,373	41,878,716
Weighted average shares used to compute net loss per share, diluted	49,062,799	48,630,328	48,985,373	41,878,716