Marathon Petroleum (MPC)
Refiner and fuel marketer with MPLX midstream infrastructure and renewable diesel operations.
$387.59
vs last close−2.09 (−0.54%)
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13F · 13D/G · Form 4
| Institutions | 78.91% | 221.59M shares | |
|---|---|---|---|
| 2,013 holders · as of Jun 30, 2026 | |||
| Insiders | 0.29% | 818.4K shares | |
| 24 holders · as of Sep 1, 2026 | |||
| Other | 20.80% | 58.42M shares | |
| remainder | |||
280.82M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
13F, as of Jun 30, 2026
2,013 holders · 221.59M shares · 177 new positions · 857 increased · 727 reduced · 123 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 26.01M | 9.26% | +1.61M | Aug 7, 2026 |
| Vanguard Capital Management LLC | 19.07M | 6.79% | −95.8K | Aug 13, 2026 |
| State Street Corp | 18.47M | 6.58% | −553.1K | Aug 7, 2026 |
| Vanguard Portfolio Management LLC | 15.63M | 5.57% | −40.8K | Aug 13, 2026 |
| Geode Capital Management, LLC | 8.35M | 2.97% | +529.6K | Aug 12, 2026 |
| Morgan Stanley | 5.89M | 2.10% | −186.2K | Aug 13, 2026 |
| Raymond James Financial Inc | 5.68M | 2.02% | −88.8K | Aug 14, 2026 |
| FMR LLC | 5.42M | 1.93% | +508.6K | Aug 13, 2026 |
13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Vanguard Capital Management | 7.52% | 22.15M | 13G | Apr 30, 2026 |
| BlackRock, Inc. | 6.80% | 21.06M | 13G | Apr 23, 2025 |
| Vanguard Portfolio Management | 5.35% | 15.77M | 13G | Apr 29, 2026 |
Form 4
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 31, 2026 | Shawn M. Lyonofficer: SVP Log & Storage, MPLX GP LLC | Sale | 1,000 | $375.75 | 11,194 |
| Aug 28, 2026 | Shawn M. Lyonofficer: SVP Log & Storage, MPLX GP LLC | Sale | 425 | $368.51 | 12,194 |
| Aug 27, 2026 | Erin M. Brzezinskiofficer: VP and Controller | Sale | 570 | $362.79 | 1,576 |
| Aug 17, 2026 | Molly R. Bensonofficer: Chief Legal Ofc & Corp Sec | Sale | 5,000 | $358.57 | 30,334 |
| Aug 13, 2026 | Shawn M. Lyonofficer: SVP Log & Storage, MPLX GP LLC | Sale | 2,500 | $350.00 | 12,619 |
| Aug 12, 2026 | Michael A. II Henschenofficer: Ex VP, Refining | Sale | 6,011 | $341.56 | 10,889 |
| Jun 4, 2026 | Michael A. II Henschenofficer: Ex VP, Refining | Sale · 2 lots | 6,336 | $268.82 | 16,900 |
| May 13, 2026 | Ricky D. Hesslingofficer: Chief Commercial Officer | Sale | 1,000 | $250.00 | 6,525 |
| Mar 13, 2026 | Ricky D. Hesslingofficer: Chief Commercial Officer | Sale | 1,626 | $228.18 | 7,525 |
| Mar 12, 2026 | Ricky D. Hesslingofficer: Chief Commercial Officer | Sale · 2 lots | 1,037 | $229.08 | 9,151 |
House and Senate disclosures
| Member | Type | Amount | Owner | Traded | Disclosed |
|---|---|---|---|---|---|
| Rep. David Taylor · OH02 | Sale | $1,001 – $15,000 | Jul 24, 2026 | Aug 7, 2026 | |
| Rep. David Taylor · OH02 | Sale | $1,001 – $15,000 | Jul 24, 2026 | Aug 7, 2026 | |
| Rep. David Taylor · OH02 | Sale | $1,001 – $15,000 | Jul 24, 2026 | Aug 7, 2026 | |
| Rep. Dan Newhouse · WA04 | Sale | $1,001 – $15,000 | Spouse | Jul 10, 2026 | Jul 20, 2026 |