DOSSIER · 13F Holders · Q1 2026High-convictionMulti-bagger
CYCN
CYCLERION THERAPEUTICS INC
18 institutions still hold CYCLERION THERAPEUTICS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 23255M204·18 13F holders·last filed Mar 31, 2026
AI Holders Summary · Q1 2026
18 institutions reported CYCN in Q1 2026. GEODE CAPITAL MANAGEMENT, LLC leads at 50.5% of the visible book. +98 net new institutions vs prior quarter — accumulation reading.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.