Ameren Illinois Co (AILIH) SEC Filings & Financial Intelligence
Ameren Illinois Co (AILIH) is a publicly traded company on the OTC, categorized under SIC 4931 (Electric & Other Services Combined). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: AILIH
CIK: 18654
Exchange: OTC
SIC 4931: Electric & Other Services Combined
Fiscal Year End: 12/31
State: IL
Independent PCAOB Auditor
Explore PCAOB Audit Intelligence →
Audit Firm
PricewaterhouseCoopers LLP
Auditor SinceSince 12/31/2016 12:00:00 AM
Lead Engagement PartnerJohn Koppin
Audit LocationSaint Louis, Missouri, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| 8-K | 2026-08-24 | 2026-08-24 | FORM 8-K | 0001104659-26-100236 | View SEC Doc Filr Page |
| 424B2 | 2026-08-18 | — | 424B2 | 0001104659-26-098262 | View SEC Doc Filr Page |
| FWP | 2026-08-17 | — | FWP | 0001104659-26-097908 | View SEC Doc Filr Page |
| 424B3 | 2026-08-17 | — | 424B3 | 0001104659-26-097582 | View SEC Doc Filr Page |
| S-3ASR | 2026-08-04 | — | S-3ASR | 0001104659-26-090283 | View SEC Doc Filr Page |
| 10-Q | 2026-08-03 | 2026-06-30 | 10-Q | 0001002910-26-000023 | View SEC Doc Filr Page |
| 8-K | 2026-05-18 | 2026-05-14 | FORM 8-K | 0001104659-26-063184 | View SEC Doc Filr Page |
| 10-Q | 2026-05-08 | 2026-03-31 | 10-Q | 0001002910-26-000015 | View SEC Doc Filr Page |
| DEFA14C | 2026-03-31 | — | DEFA14C | 0001104659-26-037793 | View SEC Doc Filr Page |
| DEF 14C | 2026-03-31 | 2026-05-14 | DEF 14C | 0001104659-26-037783 | View SEC Doc Filr Page |
| 10-K | 2026-02-18 | 2025-12-31 | 10-K | 0001002910-26-000009 | View SEC Doc Filr Page |
| 8-K | 2025-12-10 | 2025-12-10 | FORM 8-K | 0001104659-25-119977 | View SEC Doc Filr Page |
| 10-Q | 2025-11-06 | 2025-09-30 | 10-Q | 0001002910-25-000129 | View SEC Doc Filr Page |
| 8-K | 2025-09-26 | 2025-09-26 | FORM 8-K | 0001104659-25-093779 | View SEC Doc Filr Page |
| 424B2 | 2025-09-16 | — | 424B2 | 0001104659-25-090464 | View SEC Doc Filr Page |
| FWP | 2025-09-15 | — | FWP | 0001104659-25-090044 | View SEC Doc Filr Page |
| 424B3 | 2025-09-15 | — | 424B3 | 0001104659-25-089789 | View SEC Doc Filr Page |
| 10-Q | 2025-08-04 | 2025-06-30 | 10-Q | 0001002910-25-000112 | View SEC Doc Filr Page |
| 8-K | 2025-05-12 | 2025-05-08 | FORM 8-K | 0001104659-25-046956 | View SEC Doc Filr Page |
| 10-Q | 2025-05-05 | 2025-03-31 | 10-Q | 0001002910-25-000098 | View SEC Doc Filr Page |
| DEFA14C | 2025-03-25 | — | DEFA14C | 0001104659-25-027829 | View SEC Doc Filr Page |
| DEF 14C | 2025-03-25 | 2025-05-08 | DEF 14C | 0001104659-25-027828 | View SEC Doc Filr Page |
| 8-K | 2025-03-03 | 2025-03-03 | FORM 8-K | 0001104659-25-019676 | View SEC Doc Filr Page |
| 424B2 | 2025-02-25 | — | 424B2 | 0001104659-25-016889 | View SEC Doc Filr Page |
| FWP | 2025-02-24 | — | FWP | 0001104659-25-016549 | View SEC Doc Filr Page |