v3.26.1
Consolidated Statements of Operations and Comprehensive Loss - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Revenue:        
Total revenue $ 212 $ 212 $ 858 $ 636
Operating expenses:        
Research and development 2,871 5,725 19,597 41,507
General and administrative 6,074 4,157 14,325 19,625
Total operating expenses 8,945 9,882 33,922 61,132
Loss from operations (8,733) (9,670) (33,064) (60,496)
Other income:        
Interest income 201 644 2,189 4,216
Gain on sale of joint venture and other income 254 174 22,771 744
Total other income, net 455 818 24,960 4,960
Loss before equity in losses of joint venture (8,278) (8,852) (8,104) (55,536)
Loss on investment in joint venture 0 587 874 2,239
Net loss $ (8,278) $ (9,439) $ (8,978) $ (57,775)
Net loss per common share, basic (in dollars per share) $ (1.46) $ (1.69) $ (1.59) $ (10.61)
Net loss per common share, diluted (in dollars per share) $ (1.46) $ (1.69) $ (1.59) $ (10.61)
Weighted-average common shares outstanding, basic (in shares) 5,688,584 5,597,528 5,629,370 5,443,332
Weighted-average common shares outstanding, diluted (in shares) 5,688,584 5,597,528 5,629,370 5,443,332
Other comprehensive (loss) gain:        
Net unrealized (loss) gain on marketable securities $ (17) $ (21) $ (50) $ 53
Other comprehensive (loss) gain (17) (21) (50) 53
Comprehensive loss (8,295) (9,460) (9,028) (57,722)
Collaboration and license revenue        
Revenue:        
Total revenue $ 212 $ 212 $ 858 $ 636