17 insiders have filed at MPLX since 2023Q3: names, roles, reported stakes, and each person's buying and selling record from SEC Form 3/4/5 filings.
| name | role | reported stake | % of company | buys (3y) | sells (3y) |
|---|---|---|---|---|---|
| Semple Frank M | Director | 551.5k | 0.054% | ||
| Hennigan Michael J | Executive Chairman | 359.1k | 0.035% | ||
| Mannen Maryann T. | Chairman, President & CEO | 165.5k | 0.016% | ||
| Peiffer Garry L. | Director | 132.6k | 0.013% | ||
| Floerke Gregory Scott | Exec. VP And COO | 95.3k | <0.01% | ||
| Surma John P | Director | 89.2k | <0.01% | ||
| Helms Christopher A | Director | 80.8k | <0.01% | ||
| Gagle Suzanne | General Counsel | 67.2k | <0.01% | ||
| Stice J Michael | Director | 54.0k | <0.01% | ||
| Quaid John J | Director | 52.4k | <0.01% | ||
| Benson Molly R | Chief Legal Ofc & Corp Sec | 46.1k | <0.01% | ||
| Lyon Shawn M | Senior VP, Log. & Storage | 28.3k | <0.01% | 1 buys $211k | |
| Hagedorn Carl Kristopher | Exec VP & Chief Fin Ofc | 20.4k | <0.01% | 1 sells $189k | |
| Breves Christine S | Director | 11.8k | <0.01% | ||
| Khoury Maria A | Director | 8.5k | <0.01% | ||
| Walker Ray N JR | Director | 1.7k | <0.01% | ||
| Iten Rebecca L | VP And Controller | 282 | <0.01% |
Full register at boothcheck.com/insiders/MPLX. Stakes are the newest reported Form 3/4/5 balances (they update only when insiders file). Sales counted include pre-scheduled plan sales, labeled. A filed record, not a forecast. Nothing here is investment advice.