Updated Jul 16, 2026 · Last SEC filing 2026-06-08
Marathon Petroleum Corp (MPC) has filed 12 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-08. 3 Form 8-K material event filings were reported by MPC in the last 90 days. 2 Form 144 notices of proposed sale were filed for MPC stock. InsiderAlpha tracks every MPC SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0001510295 |
|---|
| Form 4 filings (90d) | 12 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 2 |
| Latest Form 4 filing | 2026-06-08 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Henschen Michael A II | Ex VP, Refining | M — Option exercise | 5.0K | $49.94 | $248K | SEC | |
| Henschen Michael A II | Ex VP, Refining | S — Open-market sale | 1.4K | $268.75 | $369K | SEC | |
| Henschen Michael A II | Ex VP, Refining | S — Open-market sale | 5.0K | $268.85 | $1.33M | SEC | |
| Hessling Ricky D. | Chief Commercial Officer | S — Open-market sale | 1.0K | $250.00 | $250K | SEC | |
| Rucker Kim K.W. | Insider | A — Grant or award | 728 | $0.00 | — | SEC | |
| COHEN JONATHAN Z | Insider | A — Grant or award | 728 | $0.00 | — | SEC | |
| CAMPBELL JEFFREY C | Insider | A — Grant or award | 728 | $0.00 | — | SEC | |
| Al Khayyal Abdulaziz Fahd | Insider | A — Grant or award | 728 | $0.00 | — | SEC | |
| SURMA JOHN P | Insider | A — Grant or award | 728 | $0.00 | — | SEC | |
| Bayh Evan | Insider | A — Grant or award | 728 | $0.00 | — | SEC | |
| STICE J MICHAEL | Insider | A — Grant or award | 728 | $0.00 | — | SEC | |
| SEMPLE FRANK M | Insider | A — Grant or award | 728 | $0.00 | — | SEC | |
| Paterson Eileen P. | Insider | A — Grant or award | 728 | $0.00 | — | SEC | |
| Ellison-Taylor Kimberly N | Insider | A — Grant or award | 728 | $0.00 | — | SEC | |
| Hessling Ricky D. | Chief Commercial Officer | S — Open-market sale | 1.6K | $228.18 | $371K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Marathon Petroleum Corp (MPC). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Henschen Michael A II | 4 | $1.95M |
| SEMPLE FRANK M | 1 | — |
| Rucker Kim K.W. | 1 | — |
| STICE J MICHAEL | 1 | — |
| SURMA JOHN P | 1 | — |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in MPC insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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