MPLX LPMPLXEarnings & Financial Report
NYSE · Industrials · Pipe Lines (No Natural Gas)
MarkWest Energy Partners, L.P., a subsidiary of MPLX LP, is a natural gas gathering, processing and transportation company master limited partnership of the United States. In 1988, the company was founded in Denver, Colorado and grew to be Colorado's 13th largest company. In 2015 it was acquired by MPLX, itself a subsidiary of Marathon Petroleum.
Top Holders
| Holder | % Owned | Shares | Change | As of |
|---|---|---|---|---|
| Marathon Petroleum Corporation | 63.30% | 647.4M | — | 2024-05-10 |
| Item 2 | 2.30% | 23.4M | — | 2024-02-09 |
Insider Transactions
Net 90d: +$0 · buys $0 / sells $0Range:
Action:
Role:
| Insider | Role | Action | ||||
|---|---|---|---|---|---|---|
| 2026-03-01 | Floerke Gregory Scott | Exec. VP and COO | Grant | 6.0K | $0.00 | $0 |
| 2026-03-01 | Khoury Maria A | Director | Grant | 8.5K | $0.00 | $0 |
| 2026-03-01 | Mannen Maryann T. | Chairman, President & CEO | Grant | 52.8K | $0.00 | $0 |
| 2026-03-01 | Lyon Shawn M | Senior VP, Log. & Storage | Grant | 6.0K | $0.00 | $0 |
| 2026-03-01 | Benson Molly R | Chief Legal Ofc & Corp Sec | Grant | 8.8K | $0.00 | $0 |
| 2026-03-01 | HAGEDORN CARL KRISTOPHER | Exec VP & Chief Fin Ofc | Grant | 4.9K | $0.00 | $0 |
| 2026-02-17 | STICE J MICHAEL | Director | Grant | 981.957 | $0.00 | $0 |
| 2026-02-17 | Walker Ray N JR | Director | Grant | 32.127 | $0.00 | $0 |
| 2026-02-17 | HELMS CHRISTOPHER A | Director | Grant | 1.3K | $0.00 | $0 |
| 2026-02-17 | Peiffer Garry L. | Director | Grant | 1.2K | $0.00 | $0 |
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