MPC
Marathon Petroleum Corp · Energy · Market cap $111.2B
Insiders sold $9.7M net in the last 90 days ·4 sellers, 0 buyers· 1 of 7 sales under Rule 10b5-1 plans· latest Form 4 filed Sep 1, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$12.1M
reported sales (SEC code S)
Unique Insiders
5
in the rolling window
Latest filing
Sep 1, 2026
Lyon Shawn M
Marathon Petroleum Corp (MPC) has 37 SEC Form 4 filings (71 transaction rows) in the rolling window, disclosed by 5 distinct insiders. Most recent filing: Sep 1, 2026.
Inside the rolling window, 5 insiders at Marathon Petroleum Corp reported no open-market purchases and 12 open-market sales totaling $12.1M. The most active filer is Chief Commercial Officer Hessling Ricky D. with 4 filings. Insiders have net sold $11.0M over the trailing 6 months. The most recent open-market filing is a sale of 425 shares by SVP Log & Storage, MPLX GP LLC Lyon Shawn M, dated Aug 28, 2026, worth $157K.
- Industry:Oil & Gas Refining & Marketing
- CEO:Maryann T. Mannen
- Employees:18,300
- HQ:Findlay, OH, US
- IPO:2011-06-24
| Source | |||||||
|---|---|---|---|---|---|---|---|
| SVP Log & Storage, MPLX GP LLC | Sale | 425 | $157K | Sep 1 | +3.4% | SEC ↗ | |
| SVP Log & Storage, MPLX GP LLC | Sale | 1,000 | $376K | Sep 1 | +3.4% | SEC ↗ | |
Brzezinski Erin MFirst filing | VP and Controller | Sale | 570 | $207K | Aug 31 | +6.1% | SEC ↗ |
Benson Molly RFirst filing | Chief Legal Ofc & Corp Sec | Sale | 12,196 | $4.4M | Aug 19 | +9.8% | SEC ↗ |
Lyon Shawn MFirst filing | SVP Log & Storage, MPLX GP LLC | Sale | 2,500 | $875K | Aug 17 | +10.5% | SEC ↗ |
| Ex VP, Refining | Sale | 6,011 | $2.1M | Aug 14 | +11.4% | SEC ↗ | |
Henschen Michael A IIFirst in 4 months | Ex VP, Refining | Sale | 6,336 | $1.7M | Jun 8 | +48.8% | SEC ↗ |
| Chief Commercial Officer | Sale | 1,000 | $250K | May 15 | — | SEC ↗ | |
| Chief Commercial Officer | Sale | 1,626 | $371K | Mar 17 | — | SEC ↗ | |
Hessling Ricky D.First filing | Chief Commercial Officer | Sale | 1,810 | $407K | Mar 13 | — | SEC ↗ |
Hessling Ricky D.First filing | Chief Commercial Officer | Sale | 1,037 | $238K | Mar 13 | — | SEC ↗ |
Henschen Michael A IIFirst filing | Ex VP, Refining | Sale | 5,289 | $1.1M | Feb 13 | — | SEC ↗ |
Congress trading MPC 40 all-time
- RRep. David TaylorSale$1,001 - $15,0002026-07-24
- RRep. David J. TaylorSale$1,001 - $15,0002026-07-24
- RRep. David J. TaylorSale$1,001 - $15,0002026-07-24
- RRep. David J. TaylorSale$1,001 - $15,0002026-07-24
- RRep. Dan NewhouseSale$1,001 - $15,0002026-07-10
- RRep. Daniel Milton NewhouseSale$1,001 - $15,0002026-07-10
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Frequently asked questions
How many SEC Form 4 insider filings does MPC have?
Marathon Petroleum Corp (MPC) has 37 SEC Form 4 filings (71 transaction rows) in the rolling 365-day window, disclosed by 5 distinct insiders. Most recent filing: Sep 1, 2026.
When was the most recent SEC Form 4 filing for MPC?
The most recent Form 4 filing for MPC on Tracefour is dated Sep 1, 2026.
Who is the most active insider at MPC?
The most active SEC Form 4 filer at MPC in the rolling window is Chief Commercial Officer Hessling Ricky D., with 4 filings.
What is the net insider flow at MPC over the last 6 months?
Over the trailing 180 days, insiders at MPC have net sold $11.0M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at MPC in the current window?
Inside the rolling window, insiders at MPC bought $0 and sold $12.1M based on SEC Form 4 filings.
Can I get alerts for MPC insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at Marathon Petroleum Corp (MPC). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
Marathon Petroleum Corp is in the Energy sector.