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Fair value measurement
12 Months Ended
Dec. 31, 2025
Fair Value Disclosures [Abstract]  
Fair value measurement Fair value measurement
The following tables set forth the Company’s financial assets and liabilities measured at fair value on a recurring basis as of December 31, 2025 and 2024, based on the three-tier fair value hierarchy:
December 31, 2025
(In thousands)Level 1Level 2Level 3Total
Assets:
Cash equivalents:
Money market accounts$31,241 $— $— $31,241 
Available-for-sale securities:
U.S. government securities20,749 — — 20,749 
Corporate debt securities6,700 45,180 — 51,880 
Other debt securities— 14,510 — 14,510 
Convertible promissory note— — 2,983 2,983 
Total$58,690 $59,690 $2,983 $121,363 
December 31, 2024
(In thousands)Level 1Level 2Total
Assets:
Cash equivalents:
Money market accounts$89,119 $— $89,119 
Available-for-sale securities:
U.S. government securities1,494 — 1,494 
Corporate debt securities398 8,602 9,000 
Other debt securities— 3,332 3,332 
Total$91,011 $11,934 $102,945 
In July 2025, the Company invested $2.0 million cash in a convertible promissory note issued by an unrelated third-party company. The convertible promissory note accrues interest at an annual rate of 10%. The principal and accrued paid in
kind ("PIK") interest are payable at maturity on October 1, 2028. The carrying value of the convertible promissory note is approximately $3.0 million as of December 31, 2025. There have been no transfers of assets or liabilities between the fair value measurement levels. We had no financial assets that utilize Level 3 inputs of measurement as of December 31, 2024.