Marathon Petroleum Corporation
MPCLast close · Oct 16, 2026478.07+1.15 (+0.24%)
Market cap$134.3B
Between Mar 1, 2026 and Aug 31, 2026, Marathon Petroleum (MPC) insiders filed 40 Form 4 transactions: 16 sales worth $12.8M in total and no open-market purchase; 3 of the sales were under 10b5-1 plans set in advance. The largest seller was Benson Molly R, $2.6M. 24 other filings were grants, exercises or gifts, which say nothing about buying or selling.
40
0
16
9
Form 4 transactions
| Date | Insider | Title | Code | Plan | Shares | Price | Value |
|---|---|---|---|---|---|---|---|
| 2026-08-28 | Lyon Shawn M | SVP Log & Storage, MPLX GP LLC | S | 425 | 368.51 | $156,616.8 | |
| 2026-08-31 | Lyon Shawn M | SVP Log & Storage, MPLX GP LLC | S | 1,000 | 375.75 | $375,750 | |
| 2026-08-27 | Brzezinski Erin M | VP and Controller | S | 570 | 362.79 | $206,790.3 | |
| 2026-08-17 | Benson Molly R | Chief Legal Ofc & Corp Sec | M | 10b5-1 | 7,196 | 47.73 | $343,465.1 |
| 2026-08-17 | Benson Molly R | Chief Legal Ofc & Corp Sec | S | 10b5-1 | 7,196 | 358.57 | $2.6M |
| 2026-08-17 | Benson Molly R | Chief Legal Ofc & Corp Sec | M | 10b5-1 | 5,000 | 47.73 | $238,650 |
| 2026-08-17 | Benson Molly R | Chief Legal Ofc & Corp Sec | S | 10b5-1 | 5,000 | 358.57 | $1.8M |
| 2026-08-17 | Benson Molly R | Chief Legal Ofc & Corp Sec | M | 10b5-1 | 5,000 | 47.73 | $238,650 |
| 2026-08-17 | Benson Molly R | Chief Legal Ofc & Corp Sec | S | 10b5-1 | 5,000 | 358.57 | $1.8M |
| 2026-08-17 | Benson Molly R | Chief Legal Ofc & Corp Sec | M | 10b5-1 | 7,196 | 0.00 | $0 |
| 2026-08-17 | Benson Molly R | Chief Legal Ofc & Corp Sec | M | 10b5-1 | 5,000 | 0.00 | $0 |
| 2026-08-17 | Benson Molly R | Chief Legal Ofc & Corp Sec | M | 10b5-1 | 5,000 | 0.00 | $0 |
| 2026-08-13 | Lyon Shawn M | SVP Log & Storage, MPLX GP LLC | S | 2,500 | 350.00 | $875,000 | |
| 2026-08-12 | Henschen Michael A II | Ex VP, Refining | S | 6,011 | 341.56 | $2.1M | |
| 2026-08-03 | Mannen Maryann T. | Chairman, President & CEO | F | 908 | 311.78 | $283,096.2 | |
| 2026-06-04 | Henschen Michael A II | Ex VP, Refining | S | 1,372 | 268.75 | $368,725 | |
| 2026-06-04 | Henschen Michael A II | Ex VP, Refining | M | 4,964 | 49.94 | $247,902.2 | |
| 2026-06-04 | Henschen Michael A II | Ex VP, Refining | S | 4,964 | 268.85 | $1.3M | |
| 2026-06-04 | Henschen Michael A II | Ex VP, Refining | M | 4,964 | 0.00 | $0 | |
| 2026-05-13 | Hessling Ricky D. | Chief Commercial Officer | S | 1,000 | 250.00 | $250,000 | |
| 2026-04-30 | SURMA JOHN P | Director | A | 728 | 0.00 | $0 | |
| 2026-04-30 | STICE J MICHAEL | Director | A | 728 | 0.00 | $0 | |
| 2026-04-30 | SEMPLE FRANK M | Director | A | 728 | 0.00 | $0 | |
| 2026-04-30 | Rucker Kim K.W. | Director | A | 728 | 0.00 | $0 | |
| 2026-04-30 | Paterson Eileen P. | Director | A | 728 | 0.00 | $0 | |
| 2026-04-30 | Ellison-Taylor Kimberly N | Director | A | 728 | 0.00 | $0 | |
| 2026-04-30 | COHEN JONATHAN Z | Director | A | 728 | 0.00 | $0 | |
| 2026-04-30 | CAMPBELL JEFFREY C | Director | A | 728 | 0.00 | $0 | |
| 2026-04-30 | Bayh Evan | Director | A | 728 | 0.00 | $0 | |
| 2026-04-30 | Al Khayyal Abdulaziz Fahd | Director | A | 728 | 0.00 | $0 | |
| 2026-03-13 | Hessling Ricky D. | Chief Commercial Officer | S | 1,626 | 228.18 | $371,020.7 | |
| 2026-03-11 | Hessling Ricky D. | Chief Commercial Officer | S | 1,485 | 224.51 | $333,397.4 | |
| 2026-03-11 | Hessling Ricky D. | Chief Commercial Officer | S | 325 | 226.00 | $73,450 | |
| 2026-03-12 | Hessling Ricky D. | Chief Commercial Officer | S | 478 | 228.00 | $108,984 | |
| 2026-03-12 | Hessling Ricky D. | Chief Commercial Officer | S | 559 | 230.00 | $128,570 | |
| 2026-03-11 | Lyon Shawn M | SVP Log & Storage, MPLX GP LLC | G | 1,186 | 0.00 | $0 | |
| 2026-03-02 | Mannen Maryann T. | Chairman, President & CEO | F | 952 | 206.30 | $196,397.6 | |
| 2026-03-02 | Mannen Maryann T. | Chairman, President & CEO | F | 778 | 206.30 | $160,501.4 | |
| 2026-03-02 | Mannen Maryann T. | Chairman, President & CEO | F | 2,236 | 206.30 | $461,286.8 | |
| 2026-03-01 | Mannen Maryann T. | Chairman, President & CEO | A | 15,266 | 0.00 | $0 |
Codes are the SEC's: P open-market purchase, S open-market sale; M exercise, F tax withholding, A grant and G gift are routine. A 10b5-1 flag means the trade ran under a plan adopted in advance. Method notes in where the numbers come from.