MGIC Investment Corporation (MTG) ownership: Top institutional holder: VANGUARD GROUP INC ($870.03M). Insider activity: Net Seller (0 buys, 20 sells). 2 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| VANGUARD GROUP INC | 29775199.00 | $870.03M | 2025-12-31 |
| BlackRock, Inc. | 23142361.00 | $607.49M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 17953957.00 | $471.29M | 2026-03-31 |
| DIMENSIONAL FUND ADVISORS LP | 13654046.00 | $358.42M | 2026-03-31 |
| JPMORGAN CHASE & CO | 11191852.00 | $292.00M | 2026-03-31 |
| AQR CAPITAL MANAGEMENT LLC | 10988162.00 | $288.44M | 2026-03-31 |
| LSV ASSET MANAGEMENT | 9899033.00 | $259.85M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 9681492.00 | $254.14M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-21 | |
| Sell | null | 2026-05-21 | |
| Sell | null | 2026-05-21 | |
| Sell | null | 2026-05-21 | |
| Sell | null | 2026-05-21 | |
| Sell | null | 2026-05-21 | |
| Sell | null | 2026-05-21 | |
| Sell | null | 2026-05-21 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.