HF Sinclair Corporation (DINO) ownership: Top institutional holder: BlackRock, Inc. ($1.17B). Insider activity: Net Seller (3 buys, 17 sells). 3 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 18722276.00 | $1.17B | 2026-03-31 |
| VANGUARD GROUP INC | 16830649.00 | $775.56M | 2025-12-31 |
| TCTC Holdings, LLC | 12331278.00 | $769.35M | 2026-03-31 |
| DIMENSIONAL FUND ADVISORS LP | 9249939.00 | $577.11M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 9096635.00 | $567.54M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 7008084.00 | $437.23M | 2026-03-31 |
| STATE STREET CORP | 6663293.00 | $415.72M | 2026-03-31 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 5275366.00 | $329.13M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-08-17 | |
| Buy | null | 2026-08-11 | |
| Sell | null | 2026-08-05 | |
| Sell | null | 2026-08-02 | |
| Sell | null | 2026-07-17 | |
| Sell | null | 2026-06-17 | |
| Buy | null | 2026-06-16 | |
| Sell | null | 2026-06-02 |
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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.