MPC insider buying
1 cluster buyMarathon Petroleum Corp · Energy
When two or more insiders at Marathon Petroleum Corp buy MPC on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in MPC plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Mar 5 – Mar 11, 2025Detected Mar 11, 2025High conviction2 insidersTotal bought$403.1KMarket cap$78.5B
All notable open-market buys in MPC
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Mar 11, 2025 | Hessling Ricky D.cluster Chief Commercial Officer | 2,000 | $134.72 | $269.4K | SEC ↗ |
| Mar 5, 2025 | Bayh Evancluster Director | 1,000 | $133.70 | $133.7K | SEC ↗ |
| Dec 4, 2024 | Director | 6,000 | $149.61 | $897.7K | SEC ↗ |
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MPC insider buying — FAQ
- Are insiders buying MPC stock?
- Yes — 3 distinct insiders have bought MPC (Marathon Petroleum Corp) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Mar 13, 2025.
- How much MPC stock have insiders bought?
- Insiders have bought a combined $1.3M of MPC across 3 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in MPC?
- A cluster buy is two or more distinct Marathon Petroleum Corp insiders — officers, directors, or 10% owners — each buying MPC on the open market within a rolling window. MPC has 1 detected cluster buy to date.
- Where does this MPC insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in MPC
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy MPC within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding MPC.