Huntington Ingalls Industries, Inc. (HII) ownership: Top institutional holder: VANGUARD GROUP INC ($1.65B). 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 | 4845415.00 | $1.65B | 2025-12-31 |
| BlackRock, Inc. | 3236240.00 | $1.23B | 2026-03-31 |
| FMR LLC | 3097721.00 | $1.18B | 2026-03-31 |
| STATE STREET CORP | 2695278.00 | $1.02B | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2552752.00 | $969.79M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2026735.00 | $769.96M | 2026-03-31 |
| GEODE CAPITAL MANAGEMENT, LLC | 1237033.00 | $469.28M | 2026-03-31 |
| VAN ECK ASSOCIATES CORP | 1074246.00 | $408.11M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-08-10 | |
| Sell | null | 2026-08-07 | |
| Sell | null | 2026-07-01 | |
| Sell | null | 2026-07-01 | |
| Sell | null | 2026-07-01 | |
| Sell | null | 2026-07-01 | |
| Sell | null | 2026-07-01 | |
| Sell | null | 2026-07-01 |
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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.