Condensed Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Operating expenses
Research and development	$ 37,125	$ 19,533	$ 62,391	$ 31,982
General and administrative	4,625	4,848	9,729	10,173
Total operating expenses	41,750	24,381	72,120	42,155
Loss from operations	(41,750)	(24,381)	(72,120)	(42,155)
Other income (expense)
Interest income	2,015	3,816	4,486	7,821
Interest expense	(1,046)	(1,004)	(2,069)	(2,004)
Change in fair value of embedded derivatives	(40)	1,100	150	1,050
Other expense, net	(129)	(68)	(193)	(122)
Total other income	800	3,844	2,374	6,745
Net loss	(40,950)	(20,537)	(69,746)	(35,410)
Other comprehensive gain (loss)
Unrealized gain (loss) on marketable securities	8	(20)	71	(476)
Comprehensive loss	$ (40,942)	$ (20,557)	$ (69,675)	$ (35,886)
Net loss per common share, basic (in dollars per share)	$ (0.68)	$ (0.34)	$ (1.15)	$ (0.59)
Net loss per common share, diluted (in dollars per share)	$ (0.68)	$ (0.34)	$ (1.15)	$ (0.59)
Weighted-average shares outstanding, basic (in shares)	60,573,425	60,079,778	60,549,658	59,945,889
Weighted-average shares outstanding diluted (in shares)	60,573,425	60,079,778	60,549,658	59,945,889