Ameren Illinois Co
SEC Filing List
AILIH CIK: 0000018654
| Form | Description | Owner/Filer | Filing Agent | Date | Actions |
|---|---|---|---|---|---|
| 8-K | Current report filing | Ameren Illinois Co , AMEREN CORP | Toppan Merrill/FA | 08/24/2026 | |
| 424B2 | Prospectus filed pursuant to Rule 424(b)(2) | Ameren Illinois Co | Toppan Merrill/FA | 08/18/2026 | |
| FWP | Filing under Securities Act Rules 163/43... | Ameren Illinois Co | Toppan Merrill/FA | 08/17/2026 | |
| 424B3 | Prospectus filed pursuant to Rule 424(b)(3) | Ameren Illinois Co | Toppan Merrill/FA | 08/17/2026 | |
| S-3ASR | Automatic shelf registration statement o... | Ameren Illinois Co , UNION ELECTRIC CO , AMEREN CORP | Toppan Merrill/FA | 08/04/2026 | |
| 10-Q | Quarterly report pursuant to Section 13 ... | Ameren Illinois Co , UNION ELECTRIC CO , AMEREN CORP | 08/03/2026 | ||
| 8-K | Current report filing | Ameren Illinois Co , UNION ELECTRIC CO , AMEREN CORP | Toppan Merrill/FA | 05/18/2026 | |
| 10-Q | Quarterly report pursuant to Section 13 ... | Ameren Illinois Co , UNION ELECTRIC CO , AMEREN CORP | 05/08/2026 | ||
| DEF 14C | Definitive information statements | Ameren Illinois Co | Toppan Merrill/FA | 03/31/2026 | |
| DEFA14C | Definitive additional information statem... | Ameren Illinois Co | Toppan Merrill/FA | 03/31/2026 | |
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