{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-25-093779","form_type":"8-K","ticker":"AEE","cik":"0001002910","company_name":"AMEREN CORP","filed_at":"2025-09-26T23:59:59+00:00","discovered_at":"2026-05-14T18:02:43.106658+00:00","generated_at":"2026-05-17T05:31:08.170930+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Ameren Illinois sells $350M of 5.625% First Mortgage Bonds due 2055","bullets":["Sold $350M principal of 5.625% First Mortgage Bonds due 2055 on Sept 26, 2025.","Net proceeds of approximately $358.1M before expenses.","Bonds are a further issuance of the 5.625% First Mortgage Bonds originally issued March 3, 2025.","Offered via a registration statement and prospectus supplement dated Sept 15, 2025."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-25-093779","json":"https://secwatch.observer/filing/0001104659-25-093779.json","markdown":"https://secwatch.observer/filing/0001104659-25-093779.md","text":"https://secwatch.observer/filing/0001104659-25-093779.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1002910/000110465925093779/0001104659-25-093779-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/18654/000110465925093779/tm2526883d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T05:31:08.170930+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"}