v3.26.3
SEGMENT REPORTING (Tables)
 9 Months Ended
Sep. 30, 2026
Segment Reporting [Abstract]  
Schedule of Financial Information about Company's Operating Segment
The following table presents selected financial information about the Company’s single operating segment for the three and nine months ended September 30, 2026 and 2025 (in thousands):

Three Months Ended September 30,Nine Months Ended September 30,
2026202520262025
Operating expenses
Research and development
External costs$15,771 $16,257 $48,948 $67,243 
Internally managed costs (1)4,290 4,720 13,314 14,129 
General and administrative (2)3,034 3,061 9,595 9,783 
Other segment expenses (3)2,718 2,475 7,661 7,478 
Other income, net(444)(62)(694)(2,436)
Segment net loss$25,369 $26,451 $78,824 $96,197 

(1) Includes Company-managed research, consultants and contractors, as well as internal personnel and operating expenses, and excludes stock-based compensation expense and depreciation.
(2) Excludes stock-based compensation expense and depreciation.
(3) Other segment expenses include stock-based compensation expense and depreciation.