🕵️ MGIC Investment Corp ($MTG)
SEC insider & ownership activity, last 12 months · CIK 876437 · every row links its SEC filing
Over the last 12 months insiders sold $26.1M with no open-market buying against it. Timothy J. Mattke sold $14.8M through a 10b5-1 trading plan in 9 lots (Aug–Apr). No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 4 sellers, $26.1M (25 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Timothy J. Mattke | 0 | – | 9 | $14.8M | Apr 2, 2026 |
| Salvatore A. Miosi | 0 | – | 11 | $8.5M | Jul 1, 2026 |
| Paula C. Maggio | 0 | – | 4 | $2.2M | May 29, 2026 |
| Nathaniel H. Colson | 0 | – | 1 | $542K | Jun 25, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 9.0% | 13G | Jul 17, 2025 | filing ↗ | |
| Vanguard Portfolio Management | 8.4% | 13G | Apr 29, 2026 | filing ↗ | |
| Dimensional Fund Advisors LP | 6.3% | 13G | Apr 9, 2026 | filing ↗ | |
| Vanguard Capital Management | 5.3% | 13G | Apr 30, 2026 | filing ↗ | |
| JPMorgan Chase & Co | 5.2% | 13G | May 12, 2026 | filing ↗ | |
| AQR Capital Management, LLC | 5.2% | 13G | Feb 13, 2026 | filing ↗ | |
| AQR Capital Management Holdings, LLC | 5.2% | 13G | Feb 13, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Salvatore A. Miosi | $847K | Jul 1, 2026 | filing ↗ |
| Nathaniel H. Colson | $542K | Jun 25, 2026 | filing ↗ |
| Jodee A. Kozlak | $775K | Jun 17, 2026 | filing ↗ |
| Salvatore A. Miosi | $761K | Jun 8, 2026 | filing ↗ |
| Paula C. Maggio | $535K | May 29, 2026 | filing ↗ |
| Timothy J. Mattke | $3.6M | Apr 2, 2026 | filing ↗ |
| Salvatore A. Miosi | $287K | Apr 1, 2026 | filing ↗ |
| Salvatore A. Miosi | $787K | Mar 2, 2026 | filing ↗ |
| Paula C. Maggio | $549K | Feb 6, 2026 | filing ↗ |
| Salvatore A. Miosi | $810K | Feb 2, 2026 | filing ↗ |
| Timothy J. Mattke | $3.9M | Jan 13, 2026 | filing ↗ |
| Salvatore A. Miosi | $874K | Jan 2, 2026 | filing ↗ |
| Salvatore A. Miosi | $847K | Dec 1, 2025 | filing ↗ |
| Curt S. Culver | $4.3M | Nov 13, 2025 | filing ↗ |
| Salvatore A. Miosi | $818K | Nov 3, 2025 | filing ↗ |
| Paula C. Maggio | $549K | Oct 31, 2025 | filing ↗ |
| Timothy J. Mattke | $3.8M | Oct 7, 2025 | filing ↗ |
| Salvatore A. Miosi | $845K | Oct 1, 2025 | filing ↗ |
| Salvatore A. Miosi | $829K | Sep 2, 2025 | filing ↗ |
| Timothy J. Mattke | $3.8M | Aug 7, 2025 | filing ↗ |
| Paula C. Maggio | $531K | Aug 4, 2025 | filing ↗ |
| Salvatore A. Miosi | $778K | Aug 1, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jul 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 29, 2026 | filing ↗ |
| Earnings (2.02) | Apr 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 29, 2026 | filing ↗ |
| Shareholder vote (5.07) | Apr 23, 2026 | filing ↗ |
| Earnings (2.02) | Feb 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 2, 2026 | filing ↗ |
| Officer/director changes (5.02) | Dec 11, 2025 | filing ↗ |
| Earnings (2.02) | Oct 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 29, 2025 | filing ↗ |
| Officer/director changes (5.02) | Oct 22, 2025 | filing ↗ |
| Earnings (2.02) | Jul 30, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 30, 2025 | filing ↗ |