Cyclerion Therapeutics stock jumps in premarket after Medsteer deal — what CYCN investors watch next
NEW YORK, Jan 6, 2026, 08:19 EST — Premarket Cyclerion Therapeutics Inc shares jumped about 46% to around $2.01 in premarket trading on Tuesday after the company announced an expanded strategic collaboration with Medsteer to advance its closed-loop anesthetic platform, CYC-126. Benzinga The move matters because Cyclerion is trying to pair an anesthetic-based approach with a device-and-software system that adjusts dosing using real-time feedback — a setup that can add complexity but also sharpen execution in early trials. For small biotechs, clearer milestones can quickly reset expectations for funding and timelines. Cyclerion said the agreement is exclusive and includes an
