MGIC Investment
Protects mortgage lenders from defaults on low-down-payment home loans.
$30.99
After-hours close−0.02 (−0.06%)
At close$31.01(−0.23%)
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Breakdown13F · Form 4
Institutions 104.43%Insiders 1.23%
A 13F quarter can total more than the shares outstanding — sub-advisers file the same block twice, and a filer's own share count can be a quarter stale. No split is drawn from it.
Shares outstanding 205.13M · Float 201.93M · 98.4% free float
Institutions13F, as of Jun 30, 2026
515 holders · 214.22M shares · 62 new positions · 216 increased · 216 reduced · 65 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 21.93M | 10.69% | −1.21M | Aug 7, 2026 |
| Vanguard Portfolio Management LLC | 17.43M | 8.50% | −521.3K | Aug 13, 2026 |
| Dimensional Fund Advisors LP | 13.80M | 6.73% | +149.3K | Aug 11, 2026 |
| AQR Capital Management LLC | 11.27M | 5.49% | +279.6K | Aug 14, 2026 |
| JPMorgan Chase & Co | 11.08M | 5.40% | −111.9K | Aug 12, 2026 |
| LSV Asset Management | 9.75M | 4.75% | −151.0K | Aug 6, 2026 |
| Vanguard Capital Management LLC | 9.55M | 4.65% | −134.1K | Aug 13, 2026 |
| State Street Corp | 7.59M | 3.70% | −236.5K | Aug 7, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 9.00% | 21.40M | 13G | Jul 17, 2025 ↗ |
| Vanguard Portfolio Management | 8.40% | 18.07M | 13G | Apr 29, 2026 ↗ |
| Dimensional Fund Advisors LP | 6.30% | 13.65M | 13G | Apr 9, 2026 ↗ |
| Vanguard Capital Management | 5.28% | 11.37M | 13G | Apr 30, 2026 ↗ |
| JPMorgan Chase & Co | 5.20% | 11.20M | 13G | May 12, 2026 ↗ |
| AQR Capital Management, LLC | 5.19% | 11.62M | 13G | Feb 13, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Timothy J. Mattke | director, officer: Chief Executive Officer | 980.9K | 0.48% | Aug 6, 2026 |
| Salvatore A. Miosi | officer: President & COO | 501.0K | 0.24% | Aug 4, 2026 |
| Nathaniel H. Colson | officer: Officer EVP, CFO & CRO | 341.2K | 0.17% | Jun 26, 2026 |
| Paula C. Maggio | officer: EVP and General Counsel | 149.6K | 0.07% | Aug 10, 2026 |
| Julie K. Sperber | officer: VP-Chief Accounting Officer | 82.8K | 0.04% | Mar 3, 2026 |
| Michael E. Lehman | director | 67.5K | 0.03% | Mar 6, 2025 |
| Timothy A. Holt | director | 49.5K | 0.02% | Mar 6, 2025 |
| C. Edward Chaplin | director | 44.9K | 0.02% | Aug 21, 2026 |
| Jay C. Hartzell | director | 35.6K | 0.02% | Aug 21, 2026 |
| Sheryl L. Sculley | director | 35.3K | 0.02% | Aug 21, 2026 |
8 ten-percent owners hold 11.92M shares by Form 4, outside the officers-and-directors figure above · 18 people have not refiled in the last 18 months (2.29M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 7, 2026 | Paula C. Maggioofficer: EVP and General Counsel | Sale | 20,000 | $30.30 | 149,620 |
| Aug 5, 2026 | Timothy J. Mattkedirector, officer: Chief Executive Officer | Sale | 137,113 | $30.52 | 980,892 |
| Aug 3, 2026 | Salvatore A. Miosiofficer: President & COO | Sale | 30,000 | $29.70 | 500,951 |
| Jul 1, 2026 | Salvatore A. Miosiofficer: President & COO | Sale | 30,000 | $28.23 | 530,951 |
| Jun 25, 2026 | Nathaniel H. Colsonofficer: Officer EVP, CFO & CRO | Sale | 20,000 | $27.10 | 341,226 |
| Jun 8, 2026 | Salvatore A. Miosiofficer: President & COO | Sale | 30,000 | $25.38 | 560,951 |
| May 29, 2026 | Paula C. Maggioofficer: EVP and General Counsel | Sale | 20,937 | $25.55 | 169,620 |
| Apr 2, 2026 | Timothy J. Mattkedirector, officer: Chief Executive Officer | Sale | 139,202 | $26.49 | 1,118,005 |
| Apr 1, 2026 | Salvatore A. Miosiofficer: President & COO | Sale | 10,931 | $26.25 | 590,951 |
| Mar 2, 2026 | Salvatore A. Miosiofficer: President & COO | Sale | 30,000 | $27.04 | 731,203 |
CongressHouse and Senate disclosures
Not reported.