MGE Energy, Inc. is a holding company whose principal subsidiary is Madison Gas and Electric Company (MGE), a regulated utility. MGE provides electric and natural gas services to customers in Wisconsin. MGE Energy also has nonregulated business operations. MGE represents the majority of MGE Energy's assets, liabilities, revenues, expenses, and operations.
expected 2026-11-20
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-02-24 | 2025-12-31 | 0001193125-26-067036 | EDGAR | 87K words |
| 2025-02-25 | 2024-12-31 | 0000950170-25-026262 | EDGAR | 85K words |
| 2024-02-21 | 2023-12-31 | 0000950170-24-017706 | EDGAR | 84K words |
| 2023-02-22 | 2022-12-31 | 0000950170-23-003632 | EDGAR | — |
| 2022-02-23 | 2021-12-31 | 0000950170-22-001709 | EDGAR | — |
| 2021-02-24 | 2020-12-31 | 0001161728-21-000013 | EDGAR | — |
| 2020-02-27 | 2019-12-31 | 0001161728-20-000016 | EDGAR | — |
| 2019-02-22 | 2018-12-31 | 0001161728-19-000005 | EDGAR | — |
| 2018-02-23 | 2017-12-31 | 0001161728-18-000003 | EDGAR | — |
| 2017-02-24 | 2016-12-31 | 0001161728-17-000004 | EDGAR | — |
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-08-05 | 2026-06-30 | 0001193125-26-333969 | EDGAR | 37K words |
| 2025-11-05 | 2025-09-30 | 0001193125-25-266253 | EDGAR | 39K words |
| 2025-08-06 | 2025-06-30 | 0000950170-25-103668 | EDGAR | 37K words |
| 2025-05-07 | 2025-03-31 | 0000950170-25-065302 | EDGAR | 29K words |
| 2024-11-06 | 2024-09-30 | 0000950170-24-121952 | EDGAR | 36K words |
| 2024-08-07 | 2024-06-30 | 0000950170-24-092427 | EDGAR | 34K words |
| 2024-05-08 | 2024-03-31 | 0000950170-24-055186 | EDGAR | 27K words |
| 2023-11-02 | 2023-09-30 | 0000950170-23-057851 | EDGAR | 38K words |
| 2023-08-03 | 2023-06-30 | 0000950170-23-037779 | EDGAR | 36K words |
| 2023-05-04 | 2023-03-31 | 0000950170-23-017552 | EDGAR | — |
| 2022-11-03 | 2022-09-30 | 0000950170-22-021653 | EDGAR | — |
| 2022-08-04 | 2022-06-30 | 0000950170-22-014540 | EDGAR | — |
| Filed | Accession | Source | Full Text |
|---|---|---|---|
| 2026-08-21 | 0001193125-26-360327 | EDGAR | 0K words |
| 2026-08-05 | 0001193125-26-334011 | EDGAR | 1K words |
| 2026-02-27 | 0001193125-26-079800 | EDGAR | 0K words |
| 2026-02-24 | 0001193125-26-067481 | EDGAR | 20K words |
| 2026-02-24 | 0001193125-26-067050 | EDGAR | 1K words |
| 2026-01-29 | 0001193125-26-028612 | EDGAR | 1K words |
| 2026-01-27 | 0001193125-26-023547 | EDGAR | 31K words |
| 2025-11-07 | 0001193125-25-272490 | EDGAR | 0K words |
| 2025-11-05 | 0001193125-25-266389 | EDGAR | 1K words |
| 2025-10-16 | 0001193125-25-240982 | EDGAR | 31K words |
378 total filings indexed. 346 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR
| CIK | 0001161728 |
| Ticker | MGEE |
| Exchange | Nasdaq |
| SIC | 4900: Electric, Gas & Sanitary Services |
| Incorporated | WI |
| Website | https://www.mgeenergy.com |
| Listed | 1972-06-01 |
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