Leases (Tables)

12 Months Ended

Dec. 31, 2025

Leases [Abstract]

Supplemental Cash Flow Information Relating to Leases

The following table summarizes supplemental cash flow information for 2025 and 2024 (in thousands):

	2025		2024
Cash paid for amounts included in measurement of lease liabilities:
Operating cash flows from operating leases	$	1,461	$	1,738
ROU asset obtained in exchange for an operating lease liability	$	1,797	$	—

Summarizes of Future Minimum Lease Payments

The following table summarizes Cullinan’s future minimum lease payments as of December 31, 2025 (in thousands):

	December 31, 2025
2026	$	1,029
2027		1,190
2028		906
Total future minimum lease payments		3,125
Less: imputed interest		(442	)
Total lease liabilities at present value	$	2,683

Summarizes Lease Term and Discount Rate

The following table summarizes the weighted-average lease term and discount rate as of December 31, 2025 and 2024:

	2025			2024
Weighted-average remaining lease term (in years)		2.8			1.6
Weighted-average discount rate		11.8	%		11.0	%