MGE ENERGY INC - MGEE
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 14
Latest filed: Sep 11, 2026
| Form | Count |
|---|---|
| 8-K | 8 |
| 4 | 3 |
| SCHEDULE 13G | 2 |
| SCHEDULE 13G/A | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Sep 11, 2026 | 4 | Sep 09, 2026 | 0001193125-26-388717 | View |
| Aug 21, 2026 | 8-K | Aug 21, 2026 | 0001193125-26-360327 | View |
| Aug 20, 2026 | 4 | Aug 19, 2026 | 0001193125-26-359468 | View |
| Aug 05, 2026 | 8-K | Aug 05, 2026 | 0001193125-26-334011 | View |
| Jun 23, 2026 | 8-K | Jun 19, 2026 | 0001193125-26-279300 | View |
| May 22, 2026 | 8-K | May 19, 2026 | 0001193125-26-235741 | View |
| May 08, 2026 | 8-K | May 08, 2026 | 0001193125-26-214813 | View |
| May 08, 2026 | 8-K | May 06, 2026 | 0001193125-26-214717 | View |
| May 05, 2026 | 8-K | May 05, 2026 | 0001193125-26-205689 | View |
| Apr 30, 2026 | SCHEDULE 13G | — | 0002100119-26-000793 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100121-26-000506 | View |
| Apr 21, 2026 | 8-K | Apr 17, 2026 | 0001193125-26-167047 | View |
| Apr 21, 2026 | 4 | Apr 17, 2026 | 0001193125-26-167136 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-001852 | View |