{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-24-087819","form_type":"8-K","ticker":"AEE","cik":"0001002910","company_name":"AMEREN CORP","filed_at":"2024-08-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:11.837253+00:00","generated_at":"2026-05-31T10:18:01.699410+00:00","sec_items":["5.03","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"high","headline":"Ameren adopts by-law amendments updating shareholder proposal rules and meeting procedures","bullets":["By-laws amended to incorporate SEC universal proxy rule (Rule 14a-19) for director nominations.","Shareholder proposal notice window changed to 90-120 days before prior year's annual meeting anniversary.","Default annual meeting moved to second Thursday in May; adjournment permitted without prior notice or consent.","Shareholder meetings expressly allowed via remote communication; various administrative updates made."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-24-087819","json":"https://secwatch.observer/filing/0001104659-24-087819.json","markdown":"https://secwatch.observer/filing/0001104659-24-087819.md","text":"https://secwatch.observer/filing/0001104659-24-087819.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1002910/000110465924087819/0001104659-24-087819-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1002910/000110465924087819/tm2421236d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T10:18:01.699410+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"}