AEE - CIK 0001002910
AMEREN CORP has filed 2,542 documents with the SEC between 1995 and 2026. The most frequent type is insider trade (1,179 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Major company event | 8-K | 2026-05-18 | 2026-05-14 |
| SCHEDULE 13G/A | - | 2026-05-15 | - |
| S-3ASR | - | 2026-05-15 | - |
| Insider trade | 4 | 2026-05-14 | 2026-05-12 |
| Quarterly report | 10-Q | 2026-05-08 | 2026-03-31 |
| Insider trade | 4 | 2026-05-05 | 2026-05-01 |
| Major company event | 8-K | 2026-05-05 | 2026-05-05 |
| Insider sale notice | 144 | 2026-05-01 | - |
| SCHEDULE 13G | - | 2026-04-29 | - |
| SCHEDULE 13G | - | 2026-04-28 | - |
| Annual report to shareholders | ARS | 2026-03-31 | 2025-12-31 |
| Proxy materials | DEFA14A | 2026-03-31 | - |
| Proxy statement | DEF 14A | 2026-03-31 | 2026-05-14 |
| SCHEDULE 13G/A | - | 2026-03-26 | - |
| Insider trade | 4 | 2026-03-06 | 2026-03-04 |
| Insider trade | 4 | 2026-03-06 | 2026-03-05 |
| Major company event | 8-K | 2026-03-04 | 2026-03-04 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider sale notice | 144 | 2026-03-03 | - |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-03-01 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| New insider ownership | 3 | 2026-03-02 | 2026-03-01 |
| Major company event | 8-K | 2026-02-27 | 2026-02-27 |
| Prospectus supplement | 424B2 | 2026-02-27 | - |
| Free writing prospectus | FWP | 2026-02-26 | - |
| 424B3 | - | 2026-02-26 | - |
| Insider trade | 4 | 2026-02-19 | 2026-02-17 |
| Insider trade | 4 | 2026-02-19 | 2026-02-17 |
| Insider trade | 4 | 2026-02-19 | 2026-02-17 |
| Insider trade | 4 | 2026-02-19 | 2026-02-17 |
| Annual report | 10-K | 2026-02-18 | 2025-12-31 |
| Insider sale notice | 144 | 2026-02-17 | - |
| SCHEDULE 13G/A | - | 2026-02-17 | - |
| Major company event | 8-K | 2026-02-11 | 2026-02-11 |
| Insider trade | 4 | 2026-02-09 | 2026-02-05 |
| Insider trade | 4 | 2026-02-09 | 2026-02-05 |
| Insider trade | 4 | 2026-02-09 | 2026-02-05 |
| Insider trade | 4 | 2026-02-09 | 2026-02-05 |
| Insider trade | 4 | 2026-02-09 | 2026-02-05 |
| Insider trade | 4 | 2026-02-09 | 2026-02-05 |
| Insider trade | 4 | 2026-02-09 | 2026-02-05 |