{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-195410","form_type":"8-K","ticker":"CYCN","cik":"0001755237","company_name":"Cyclerion Therapeutics, Inc.","filed_at":"2024-08-07T23:59:59+00:00","discovered_at":"2026-05-14T18:03:14.416780+00:00","generated_at":"2026-05-31T11:50:04.703715+00:00","sec_items":["7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Cyclerion promotes Regina Graul, Ph.D., to CEO and President","bullets":["Regina Graul, Ph.D., promoted to CEO, President, and Board member effective August 7, 2024.","Graul joined Cyclerion as President in December 2023 and led cost reduction and business development efforts.","Company reducing operating costs while evaluating multiple business development prospects for asset in-licensing.","Errol DeSouza, Ph.D., Board Chair, cites Graul's work in assessing new therapies and enhancing shareholder value.","No financial guidance or financial results provided in the announcement."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-195410","json":"https://secwatch.observer/filing/0001193125-24-195410.json","markdown":"https://secwatch.observer/filing/0001193125-24-195410.md","text":"https://secwatch.observer/filing/0001193125-24-195410.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1755237/000119312524195410/0001193125-24-195410-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1755237/000119312524195410/d878134d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T11:50:04.703715+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}