Marathon Petroleum Corp (MPC) Insider Trading

Marathon Petroleum Corp (MPC) has 6 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 4 sales totalling $3.7M. Most recent filing: Sept. 1, 2026.

Filings
6
Purchases
0
$0
Sales
4
$3.7M
Insiders
5

Most active MPC insiders

Benson Molly R
Chief Legal Ofc & Corp Sec
0 bought · 0 sold · Aug. 19, 2026
$7.0M
Henschen Michael A II
Ex VP, Refining
0 bought · 1 sold · Aug. 14, 2026
$2.1M
Lyon Shawn M
SVP Log & Storage, MPLX GP LLC
0 bought · 2 sold · Sept. 1, 2026
$1.4M
Mannen Maryann T.
Chairman, President & CEO
0 bought · 0 sold · Aug. 4, 2026
$283K
Brzezinski Erin M
VP and Controller
0 bought · 1 sold · Aug. 31, 2026
$207K

Latest MPC Form 4 filings

Date Insider Value Shares Stake Pre-planned Links
Sept. 1, 2026 filed Aug. 28, 2026 Lyon Shawn M SVP Log & Storage, MPLX GP LLC −$532,367 1,425 −11% No
Aug. 31, 2026 filed Aug. 27, 2026 Brzezinski Erin M VP and Controller −$206,790 570 −27% No
Aug. 19, 2026 filed Aug. 17, 2026 Benson Molly R Chief Legal Ofc & Corp Sec $5,345,205 51,588 Yes
Aug. 17, 2026 filed Aug. 13, 2026 Lyon Shawn M SVP Log & Storage, MPLX GP LLC −$875,000 2,500 −17% No
Aug. 14, 2026 filed Aug. 12, 2026 Henschen Michael A II Ex VP, Refining −$2,053,099 6,011 −36% No

Showing the 5 most recent of 6 filings in the last 90 days.

About this data

Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.

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