v3.25.2
Segments - Schedule of Segment Expenses Presented CODM (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2025
Jun. 30, 2024
Segment Reporting Information [Line Items]            
Total collaboration revenue $ 0   $ 35,000   $ 0 $ 35,000
Restructuring costs (16,335)   0   (16,335) 0
Net loss (78,729) $ (34,613) (7,128) $ (38,216) (113,341) (45,344)
Operating Segments            
Segment Reporting Information [Line Items]            
Total collaboration revenue 0   35,000   0 35,000
Belrestotug expense (34,034)   (11,871)   (40,464) (24,452)
Inupadenant expense (2,190)   (5,813)   (3,545) (11,329)
EOS-984 expense (2,985)   (3,170)   (6,182) (5,351)
EOS-215 expense (3,661)   (3,594)   (5,909) (6,252)
Other R&D activities expense (2,253)   (1,061)   (5,437) (2,214)
R&D payroll (7,947)   (6,409)   (15,874) (13,197)
R&D stock-based compensation (2,317)   (2,478)   (4,837) (4,280)
G&A payroll (3,370)   (2,933)   (6,368) (5,766)
G&A stock-based compensation (3,564)   (5,584)   (7,679) (11,045)
General and overhead expense (5,184)   (5,997)   (11,191) (12,309)
Restructuring costs (16,335)       (16,335)  
Other segment items [1] 5,619   6,833   11,028 15,851
Adjustments [2] (508)   (51)   (548) 0
Net loss $ (78,729)   $ (7,128)   $ (113,341) $ (45,344)
[1] Other segment items consists of interest income, grant income, research and development tax credit income, income tax benefit (expense) and other income items including foreign exchange gains and losses.
[2] Adjustments include minor miscellaneous items excluded from the CODM package that need to be included in the presentation above in order to reconcile to consolidated net loss.