secwatch.observer — SEC 8-K summary ====================================== Issuer: AMEREN CORP (AEE) CIK: 0001002910 Form: 8-K Filed at: 2022-05-16T23:59:59+00:00 Accession: 0001104659-22-061402 Event type: leadership Sentiment: neutral Materiality: 0.55 Item codes: 5.02 LLM model: deepseek-v4-flash:cloud@v2 Ameren Illinois Chairman and President Richard Mark to retire August 1, 2022 ---------------------------------------------------------------------------- - Richard J. Mark, Chairman and President of Ameren Illinois, notified Ameren of his retirement effective August 1, 2022. - Mark will facilitate an orderly transition for his successor, including a possible extension of his retirement date. - No successor has been named as of the filing date. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1002910/000110465922061402/0001104659-22-061402-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1002910/000110465922061402/tm2215687d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-22-061402 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer