| 2026-08-21 | 8-K | Form 8-K, Item 8.01 |
| 2026-08-05 | Press release | MGE Energy Reports Second-Quarter 2026 Earnings |
| 2026-08-05 | Deck | 2026 Second Quarter Financial Update |
| 2026-08-05 | 8-K | Form 8-K, Item 2.02 results |
| 2026-08-05 | 10-Q | Form 10-Q for the quarter ended Jun 30 |
| 2026-06-23 | 8-K | Form 8-K, Item 5.02 |
| 2026-05-22 | 8-K | Form 8-K, Item 5.07 |
| 2026-05-19 | Press release | MGE Energy Declares Regular Dividend |
| 2026-05-08 | Deck | 2026 First Quarter Financial Update |
| 2026-05-08 | 8-K | Form 8-K, Item 1.01 |
| 2026-05-08 | 8-K | Form 8-K, Item 7.01 |
| 2026-05-05 | Press release | MGE Energy Reports First-Quarter 2026 Earnings |
| 2026-05-05 | 8-K | Form 8-K, Item 2.02 results |
| 2026-05-05 | 10-Q | Form 10-Q for the quarter ended Mar 31 |
| 2026-04-21 | 8-K | Form 8-K, Item 5.02 |
| 2026-04-02 | Proxy | Definitive proxy statement |
| 2026-02-27 | 8-K | Form 8-K, Item 7.01 |
| 2026-02-26 | Deck | Investor presentation · FY 2025 · Feb 2026 |
| 2026-02-24 | 8-K | Form 8-K, Item 2.02 results |
| 2026-02-24 | 8-K | Form 8-K, Item 8.01 |
| 2026-02-24 | 10-K | Annual report on Form 10-K, FY25 |
| 2026-01-29 | 8-K | Form 8-K, Item 1.02 |
| 2026-01-27 | 8-K | Form 8-K, Item 1.01 |
| 2025-11-07 | 8-K | Form 8-K, Item 7.01 |
| 2025-11-05 | 8-K | Form 8-K, Item 2.02 results |
| 2025-11-05 | 10-Q | Form 10-Q for the quarter ended Sep 30 |
| 2025-10-16 | 8-K | Form 8-K, Item 1.01 |
| 2025-08-15 | Press release | MGE Energy Increases Dividend for 50th Consecutive Year |
| 2025-08-15 | 8-K | Form 8-K, Item 8.01 |
| 2025-08-06 | 8-K | Form 8-K, Item 2.02 results |
| 2025-08-06 | 10-Q | Form 10-Q for the quarter ended Jun 30 |
| 2025-05-22 | 8-K | Form 8-K, Item 5.07 |
| 2025-05-16 | 8-K | Form 8-K, Item 7.01 |
| 2025-05-07 | 8-K | Form 8-K, Item 2.02 results |
| 2025-05-07 | 10-Q | Form 10-Q for the quarter ended Mar 31 |
| 2025-04-04 | Proxy | Definitive proxy statement |
| 2025-02-26 | 8-K | Form 8-K, Item 5.02 |
| 2025-02-25 | Deck | Earnings presentation · FY 2024 · Feb 2025 |
| 2025-02-25 | 8-K | Form 8-K, Item 2.02 results |
| 2025-02-25 | 8-K | Form 8-K, Item 7.01 |