MBIA Inc. (MBI) ownership: Fallon, William C. 16% · institutions 47% · index and ETF funds 4% (13F 2026-03-31). Insider activity, 90 days: 0 sales, 0 open-market buys. SEC EDGAR first-party data.
| Holder | Shares | Market Value | % Outstanding | Reported |
|---|---|---|---|---|
| BlackRock | 3392982.00 | $20.05M | 6.7% | 2026-03-31 |
| Vanguard | 2568103.00 | $15.18M | 5.0% | 2026-03-31 |
| Wolf Hill Capital Management, LP | 2545543.00 | $15.04M | 5.0% | 2026-03-31 |
| Kahn Brothers Group Inc | 2056434.00 | $12.15M | 4.0% | 2026-03-31 |
| Valueworks LLC | 1931890.00 | $11.42M | 3.8% | 2026-03-31 |
| Hosking Partners LLP | 1584913.00 | $9.37M | 3.1% | 2026-03-31 |
| Geode Capital Management | 1086521.00 | $6.42M | 2.1% | 2026-03-31 |
| State Street | 1068753.00 | $6.32M | 2.1% | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-12 |
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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.