🕵️ MGE Energy Inc ($MGEE)
SEC insider & ownership activity, last 12 months · CIK 1161728 · every row links its SEC filing
Over the last 12 months insiders bought $93K with no open-market selling against it. James G. Berbee bought $93K (Dec–Sep). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $93K (4 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| James G. Berbee | 4 | $93K | 0 | – | Sep 9, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| BlackRock, Inc. | 15.4% | 13G | Oct 17, 2025 | filing ↗ | |
| Vanguard Portfolio Management | 7.3% | 13G | Apr 29, 2026 | filing ↗ | |
| State Street Corporation | 5.4% | 13G | May 13, 2025 | filing ↗ | |
| Vanguard Capital Management | 5.3% | 13G | Apr 30, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Other events (8.01) | Aug 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 21, 2026 | filing ↗ |
| Earnings (2.02) | Aug 5, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 5, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jun 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 19, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 19, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 8, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 8, 2026 | filing ↗ |
| Material agreement (1.01) | May 6, 2026 | filing ↗ |
| Other events (8.01) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Earnings (2.02) | May 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 5, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 17, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 27, 2026 | filing ↗ |
| Other events (8.01) | Feb 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 24, 2026 | filing ↗ |
| Earnings (2.02) | Feb 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 24, 2026 | filing ↗ |
| Agreement terminated (1.02) | Jan 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 27, 2026 | filing ↗ |
| Material agreement (1.01) | Jan 22, 2026 | filing ↗ |
| New financial obligation (2.03) | Jan 22, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 22, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 7, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 7, 2025 | filing ↗ |