HF Sinclair Corp
Ownership
Ownership Structure
Who owns HF Sinclair Corp (DINO)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 94.4% of the shares are freely tradable; institutional investors hold 84.1%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 10.53 | 18,722,276 | -9.3 | 03/31/2026 |
| TCTC Holdings, LLC | 6.94 | 12,330,782 | +0.0 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 5.36 | 9,532,887 | +3.1 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 5.12 | 9,096,635 | +0.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.94 | 7,008,084 | +0.0 | 03/31/2026 |
| State Street Corp | 3.75 | 6,663,293 | +8.5 | 03/31/2026 |
| Charles Schwab Investment Management Inc | 2.97 | 5,275,366 | -17.1 | 03/31/2026 |
| AQR Capital Management LLC | 2.89 | 5,142,620 | +18.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 3.02 | 5,366,715 | +0.0 | 08/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 2.74 | 4,879,035 | +0.3 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| REH Advisors Inc. | Director | 8,881,662 | 1,029,384,626 $ | Aug 2, 2026 | direct |
| Myers Franklin | CEO | 195,962 | 22,711,996 $ | Aug 17, 2026 | direct |
| Kunneman Dale | SVP and CHRO | 42,561 | 4,932,820 $ | Aug 5, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 17, 2026 | Myers Franklin | CEO | Other | 1,121 | 0.00 | – |
| Aug 11, 2026 | Myers Franklin | CEO | Buy | 15,000 | 85.30 | 1,279,500 |
| Aug 5, 2026 | Kunneman Dale | SVP and CHRO | Sell | 8,936 | 84.59 | 755,852 |
| Aug 2, 2026 | REH Advisors Inc. | Director | Other | 2,375,000 | 89.41 | 212,348,750 |
| Jul 17, 2026 | Myers Franklin | CEO | Other | 1,210 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.