Marathon Petroleum Corp (MPC)
$369.47+$5.29 (+1.46%) Today
Marathon Petroleum is a leading integrated downstream and midstream energy company that operates 13 refineries in the Gulf Coast, Mid-Continent, and West Coast regions of the United States with an aggregate crude oil refining capacity of 3.0 million barrels per day. The company is one of the largest producers of renewable diesel in the US; its Dickinson, North Dakota facility has the capacity to produce 184 million gallons per year, and its Martinez, California, joint venture facility (a 50/50 partnership with Neste) reached its full capacity of 730 million gallons per year in late 2024. Marathon also owns the general partner and approximately 64% of MPLX LP, a large-cap master limited partnership that owns and operates midstream energy infrastructure and logistics assets.
https://www.marathonpetroleum.comSEC filings for MPC on EDGAR
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 7 | 32,043 | $10.80M |
| Option exercise | 8 | 44,320 | |
| Tax withholding / forfeiture | 1 | 908 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
69 Form 4 filings on record, the earliest from Oct 3, 2024, newest first. Filing history page 2 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Ricky D. Hessling - Officer | Tax withholding / forfeiture | Common Stock | 98 | $185.77 | $18K | |
| Michael A. Henschen II - Officer | Tax withholding / forfeiture | Common Stock | 160 | $185.77 | $30K | |
| Gregory Scott Floerke - Officer | Tax withholding / forfeiture | Common Stock | 85 | $185.77 | $16K | |
| Michael J. Hennigan - Officer | Tax withholding / forfeiture | Common Stock | 466 | $185.77 | $87K | |
| Shawn M. Lyon - Officer | Tax withholding / forfeiture | Common Stock | 86 | $185.77 | $16K | |
| Molly R. Benson - Officer | Option exercise | Common Stock | 10,879 | $62.68 | $682K | |
| Molly R. Benson - Officer | Open-market sale | Common Stock | 10,879 | $163.00 | $1.77M | |
| Molly R. Benson - Officer | Option exercise | Employee Stock Option (right to buy) | 10,879 | $0.00 | - | |
| Maryann T. Mannen - Officer | Tax withholding / forfeiture | Common Stock | 908 | $166.39 | $151K | |
| Kim K.W. Rucker | Open-market sale | Common Stock | 7,392 | $175.00 | $1.29M | |
| John P. Surma | Grant or award | Common Stock | 1,276 | $0.00 | - | |
| Jonathan Z. Cohen | Grant or award | Common Stock | 1,276 | $0.00 | - | |
| Jeffrey C. Campbell | Grant or award | Common Stock | 1,276 | $0.00 | - | |
 Frank M. Semple | Grant or award | Common Stock | 1,276 | $0.00 | - | |
| Frank M. Semple | Grant or award | Common Stock | 93.59 | $0.00 | - | |
| Jonathan Z. Cohen | Grant or award | Common Stock | 93.59 | $0.00 | - | |
| Susan Tomasky | Grant or award | Common Stock | 93.59 | $0.00 | - | |
| Jeffrey C. Campbell | Grant or award | Common Stock | 93.59 | $0.00 | - | |
| Edward G. Galante | Grant or award | Common Stock | 93.59 | $0.00 | - | |
| John P. Surma | Grant or award | Common Stock | 93.59 | $0.00 | - | |
| Charles E. Bunch | Grant or award | Common Stock | 93.59 | $0.00 | - | |
| Ricky D. Hessling - Officer | Tax withholding / forfeiture | Common Stock | 89 | $145.56 | $13K | |
| Molly R. Benson - Officer | Tax withholding / forfeiture | Common Stock | 87 | $145.56 | $13K | |
| Timothy J. Aydt - Officer | Tax withholding / forfeiture | Common Stock | 145 | $145.56 | $21K | |
| Shawn M. Lyon - Officer | Tax withholding / forfeiture | Common Stock | 73 | $145.56 | $11K | |
| Michael J. Hennigan - Officer | Tax withholding / forfeiture | Common Stock | 702 | $145.56 | $102K | |
| Gregory Scott Floerke - Officer | Tax withholding / forfeiture | Common Stock | 77 | $145.56 | $11K | |
| Jeffrey C. Campbell | Open-market purchase | Common Stock | 6,000 | $149.61 | $898K | |
| Jeffrey C. Campbell | Grant or award | Common Stock | 147.86 | $0.00 | - | |
| Edward G. Galante | Grant or award | Common Stock | 251.03 | $0.00 | - | |
| Susan Tomasky | Grant or award | Common Stock | 251.03 | $0.00 | - | |
| Jonathan Z. Cohen | Grant or award | Common Stock | 251.03 | $0.00 | - |
A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Lyon Shawn M | Officer | 425 | $157K | View on EDGAR | |
| Brzezinski Erin M | Officer | 570 | $207K | View on EDGAR | |
| HAGEDORN CARL KRISTOPHER | Officer | 897 | $324K | View on EDGAR |
Marathon Petroleum Corp (MPC) had 5 insider filings in the last 90 days, with the most recent on 2026-08-19. The full record for MPC runs to 69 Form 4 filings, the earliest from 2024-10-03. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of MPC were filed in the last 90 days. 1 purchase is on record for this company.
7 insider sales of MPC were filed in the last 90 days, totaling $10.80M.
This page tracks MPC Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
Create a free InsiderAlpha account and press Watch on this page to add MPC to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
