UNION ELECTRIC CO — All Filings
549 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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10-K
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10-K405
10-Q
10-Q/A
11-K
25
3
35-CERT
4
424B1
424B2
424B3
424B4
424B5
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEF 14C
DEFA14A
DEFA14C
EFFECT
FWP
RW
S-3
S-3/A
S-3ASR
S-8
SC 13D
SC 13G
SC 13G/A
SF-1
SF-1/A
U-1
U-1/A
U-6B-2
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | FORM 8-K | 0001104659-26-021486 | Feb 27, 2026 | — |
| 424B2 | 424B2 | 0001104659-26-019045 | Feb 24, 2026 | — |
| FWP | FWP | 0001104659-26-018610 | Feb 23, 2026 | — |
| 424B3 | 424B3 | 0001104659-26-018383 | Feb 23, 2026 | — |
| 8-K | FORM 8-K | 0001104659-25-115502 | Nov 24, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-032125 | Apr 4, 2025 | — |
| 424B2 | 424B2 | 0001104659-25-028721 | Mar 27, 2025 | — |
| FWP | FWP | 0001104659-25-028267 | Mar 26, 2025 | — |
| 424B3 | 424B3 | 0001104659-25-028054 | Mar 26, 2025 | — |
| DEFA14C | DEFA14C | 0001104659-25-027832 | Mar 25, 2025 | — |
| DEF 14C | DEF 14C | 0001104659-25-027831 | Mar 25, 2025 | May 8, 2025 |
| 8-K | FORM 8-K | 0001104659-25-019378 | Mar 3, 2025 | Feb 26, 2025 |
| 8-K | FORM 8-K | 0001104659-24-130764 | Dec 20, 2024 | — |
| 424B1 | 424B1 | 0001104659-24-128046 | Dec 12, 2024 | — |
| 8-K | FORM 8-K | 0001104659-24-128044 | Dec 12, 2024 | Dec 10, 2024 |
| FWP | FWP | 0001104659-24-127406 | Dec 11, 2024 | — |
| EFFECT | — | 9999999995-24-003689 | Dec 6, 2024 | — |
| FWP | FWP | 0001104659-24-125532 | Dec 4, 2024 | — |
| CORRESP | — | 0001104659-24-125385 | Dec 4, 2024 | — |
| CORRESP | — | 0001104659-24-125382 | Dec 4, 2024 | — |
| CORRESP | — | 0001104659-24-119777 | Nov 15, 2024 | — |
| SF-1/A | SF-1/A | 0001104659-24-119775 | Nov 15, 2024 | — |
| UPLOAD | — | 0000000000-24-012431 | Nov 7, 2024 | — |
| SF-1/A | SF-1/A | 0001104659-24-111829 | Oct 28, 2024 | — |
| SF-1 | SF-1 | 0001104659-24-108058 | Oct 11, 2024 | — |
| 8-K | FORM 8-K | 0001104659-24-106570 | Oct 7, 2024 | — |
| 424B2 | 424B2 | 0001104659-24-104777 | Oct 1, 2024 | — |
| FWP | FWP | 0001104659-24-104312 | Sep 30, 2024 | — |
| 424B3 | 424B3 | 0001104659-24-104009 | Sep 30, 2024 | — |
| 8-K | FORM 8-K | 0001104659-24-076557 | Jul 1, 2024 | Jun 28, 2024 |
| 8-K | FORM 8-K | 0001104659-24-073994 | Jun 21, 2024 | Jun 20, 2024 |
| DEFA14C | DEFA14C | 0001104659-24-044315 | Apr 5, 2024 | — |
| DEF 14C | DEF 14C | 0001104659-24-044314 | Apr 5, 2024 | May 9, 2024 |
| 8-K | FORM 8-K | 0001104659-24-043479 | Apr 4, 2024 | — |
| 424B2 | 424B2 | 0001104659-24-038969 | Mar 26, 2024 | — |
| FWP | FWP | 0001104659-24-038498 | Mar 25, 2024 | — |
| 424B3 | 424B3 | 0001104659-24-038197 | Mar 25, 2024 | — |
| 8-K | FORM 8-K | 0001104659-24-002514 | Jan 9, 2024 | — |
| 424B2 | 424B2 | 0001104659-24-001262 | Jan 4, 2024 | — |
| FWP | FWP | 0001104659-24-000920 | Jan 3, 2024 | — |
| 424B3 | 424B3 | 0001104659-24-000588 | Jan 3, 2024 | — |
| 8-K | FORM 8-K | 0001104659-23-103737 | Sep 26, 2023 | — |
| 8-K | FORM 8-K | 0001104659-23-043146 | Apr 7, 2023 | — |
| DEFA14C | DEFA14C | 0001104659-23-037761 | Mar 28, 2023 | — |
| DEF 14C | FORM DEF 14C | 0001104659-23-037758 | Mar 28, 2023 | — |
| 8-K | FORM 8-K | 0001104659-23-031677 | Mar 13, 2023 | — |
| 424B2 | 424B2 | 0001104659-23-026594 | Feb 28, 2023 | — |
| FWP | FWP | 0001104659-23-026055 | Feb 27, 2023 | — |
| 424B3 | 424B3 | 0001104659-23-025691 | Feb 27, 2023 | — |
| 8-K | FORM 8-K | 0001104659-22-073737 | Jun 23, 2022 | Jun 22, 2022 |