Cyclerion (CYCN) Enters Exclusive Collaboration with Medsteer to Advance CYC-126 Clinical Trials
Written by Emily J. Thompson, Senior Investment Analyst
Updated: Jan 06 2026
0mins
Source: NASDAQ.COM
- Exclusive Collaboration Agreement: Cyclerion Therapeutics has signed an application-specific exclusive collaboration with Medsteer, aiming to integrate Medsteer's closed-loop anesthetic delivery systems with Cyclerion's CYC-126 program, thereby enhancing clinical development efficiency for treatment-resistant depression.
- Clinical Trial Plans: Cyclerion plans to initiate a Phase 2 Proof of Concept clinical trial for CYC-126 in the second half of 2026, which is expected to provide personalized treatment for approximately 3 million Americans suffering from treatment-resistant depression, significantly improving patient quality of life.
- Positive Market Reaction: Following the announcement of the collaboration, CYCN's stock surged 47.10% in premarket trading to $2.03, reflecting strong market recognition of the collaboration's potential, which may drive future financing and growth for the company.
- Technology Integration Progress: Cyclerion will leverage its neuropsychiatric and clinical development expertise to strengthen the integration with Medsteer's technology, with device integration expected to be completed in 2026, laying a solid foundation for subsequent clinical trials.
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Analyst Views on CYCN
About CYCN
Cyclerion Therapeutics, Inc. is a biopharmaceutical company dedicated to identifying, developing, and delivering therapies for central nervous system (CNS) diseases. The Company is focused on building a pipeline with therapeutics to treat certain neuropsychiatric diseases. It is focused on an individualized therapy for treatment-resistant depression (TRD) - a condition with significant unmet medical need. Its assets include Olinciguat and Praliciguat. The Company has entered into an exclusive license option agreement for its vascular soluble guanylate cyclase (sGC) stimulator, olinciguat. Praliciguat is an oral, once-daily, systemic sGC stimulator that is licensed to Akeibia Therapeutics, Inc and is being advanced in rare kidney disease.
About the author

Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
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