CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Total revenue	$ 1,752	$ 1,136	$ 4,606	$ 3,291
Operating expenses
Research and development	11,149	8,108	29,081	23,836
General and administrative	8,228	6,280	21,446	20,372
Total operating expenses	19,377	14,388	50,527	44,208
Loss from operations	(17,625)	(13,252)	(45,921)	(40,917)
Other (expense) income :
Interest expense	(1,314)	(29)	(3,856)	(87)
Interest income	207	310	778	843
Other (expense) income, net	(1,319)	1	(1,141)	(13)
Total other (expense) income	(2,426)	282	(4,219)	743
Net loss	(20,051)	(12,970)	(50,140)	(40,174)
Other comprehensive income (loss)
Foreign currency translation adjustment	46	(5)	10	3
Comprehensive loss	(20,005)	(12,975)	(50,130)	(40,171)
Common Stock
Other comprehensive income (loss)
Net loss attributable to shareholders - basic	(20,051)	(12,970)	(50,140)	(40,128)
Net loss attributable to shareholders - diluted	$ (20,051)	$ (12,970)	$ (50,140)	$ (40,128)
Weighted shares used in calculating net loss per share - basic (in shares)	304,003,247	278,171,593	296,066,314	264,303,494
Weighted shares used in calculating net loss per share - diluted (in shares)	304,003,247	278,171,593	296,066,314	264,303,494
Net loss per share attributable to shareholders - basic (in USD per share)	$ (0.07)	$ (0.05)	$ (0.17)	$ (0.15)
Net loss per share attributable to shareholders - diluted (in USD per share)	$ (0.07)	$ (0.05)	$ (0.17)	$ (0.15)
Series B Convertible Preferred Stock
Other comprehensive income (loss)
Net loss attributable to shareholders - basic	$ 0	$ 0	$ 0	$ (46)
Net loss attributable to shareholders - diluted	$ 0	$ 0	$ 0	$ (46)
Weighted shares used in calculating net loss per share - basic (in shares)	0	0	0	54,745
Weighted shares used in calculating net loss per share - diluted (in shares)	0	0	0	54,745
Net loss per share attributable to shareholders - basic (in USD per share)	$ 0	$ 0	$ 0	$ (0.84)
Net loss per share attributable to shareholders - diluted (in USD per share)	$ 0	$ 0	$ 0	$ (0.84)
Collaborative Arrangements
Total revenue	$ 1,752	$ 1,136	$ 4,606	$ 3,291
Operating expenses
Research and development			$ 1,900	$ 900