Marathon Petroleum Corporation (MPC) Insider Trading

Over the last 3 months, MPC insiders made 0 open-market buys and 3 sales, a net sale of -$2.0M (SEC Form 4). Over the last 6 months, 1175 institutions increased and 1278 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
3
Net (3m)
-$2.0M
Insider trades by month Buys Sells
Jul
Aug
Feb
Mar
May
Jun
Context3-month price +4.7%Institutions mixed (13F)
DateInsiderTypeSharesPrice
Jun 8, 2026Henschen Michael A IIofficer: Ex VP, RefiningSell1,372$268.75
Jun 8, 2026Henschen Michael A IIofficer: Ex VP, RefiningOption4,964$49.94
Jun 8, 2026Henschen Michael A IIofficer: Ex VP, RefiningSell4,964$268.85
May 15, 2026Hessling Ricky D.officer: Chief Commercial OfficerSell1,000$250.00
May 4, 2026Rucker Kim K.W.directorGrant728
May 4, 2026Bayh EvandirectorGrant728
May 4, 2026Al Khayyal Abdulaziz FahddirectorGrant728
May 4, 2026COHEN JONATHAN ZdirectorGrant728
May 4, 2026CAMPBELL JEFFREY CdirectorGrant728
May 4, 2026Paterson Eileen P.directorGrant728
May 4, 2026STICE J MICHAELdirectorGrant728
May 4, 2026SEMPLE FRANK MdirectorGrant728
May 4, 2026SURMA JOHN PdirectorGrant728
May 4, 2026Ellison-Taylor Kimberly NdirectorGrant728
Mar 17, 2026Hessling Ricky D.officer: Chief Commercial OfficerSell1,626$228.18
Mar 13, 2026Hessling Ricky D.officer: Chief Commercial OfficerSell325$226.00
Mar 13, 2026Hessling Ricky D.officer: Chief Commercial OfficerSell559$230.00
Mar 13, 2026Hessling Ricky D.officer: Chief Commercial OfficerSell1,485$224.51
Mar 13, 2026Hessling Ricky D.officer: Chief Commercial OfficerSell478$228.00
Mar 3, 2026Hessling Ricky D.officer: Chief Commercial OfficerTax192$206.30
Mar 3, 2026Floerke Gregory Scottofficer: Ex VP & COO, MPLX GP LLCTax278$206.30
Mar 3, 2026Henschen Michael A IIofficer: Ex VP, RefiningTax167$206.30
Mar 3, 2026Mannen Maryann T.director, officer: Chairman, President & CEOGrant15,266
Mar 3, 2026Lyon Shawn Mofficer: SVP Log & Storage, MPLX GP LLCGrant1,730
Mar 3, 2026Henschen Michael A IIofficer: Ex VP, RefiningTax191$206.30
Mar 3, 2026Lyon Shawn Mofficer: SVP Log & Storage, MPLX GP LLCTax279$206.30
Mar 3, 2026Benson Molly Rofficer: Chief Legal Ofc & Corp SecTax284$206.30
Mar 3, 2026Mannen Maryann T.director, officer: Chairman, President & CEOTax778$206.30
Mar 3, 2026Floerke Gregory Scottofficer: Ex VP & COO, MPLX GP LLCGrant1,730
Mar 3, 2026Floerke Gregory Scottofficer: Ex VP & COO, MPLX GP LLCTax251$206.30

Source: MPC SEC Form 4 filings, latest Jun 8, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their MPC positions over the last 6 months (SEC Form 13F).

Increased
1175
New positions
536
Reduced
1278
Sold out
261
Largest moves
InstitutionActionSharesFiled
VANGUARD CAPITAL MANAGEMENT LLCNew Position38.3MMay 15, 2026
VANGUARD GROUP INCReduced38.3MJan 29, 2026
BLACKROCK, INC.Increased24.4MMay 13, 2026
BLACKROCK, INC.Increased22.4MFeb 12, 2026
STATE STREET CORPIncreased19.0MMay 15, 2026
STATE STREET CORPIncreased17.9MFeb 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position15.7MMay 8, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased7.8MMay 15, 2026
GEODE CAPITAL MANAGEMENT, LLCReduced7.8MFeb 9, 2026
WELLINGTON MANAGEMENT GROUP LLPReduced7.2MFeb 17, 2026
BOSTON PARTNERSReduced6.1MFeb 13, 2026
MORGAN STANLEYReduced6.1MFeb 13, 2026
MORGAN STANLEYReduced6.1MMay 15, 2026
RAYMOND JAMES FINANCIAL INCReduced5.8MFeb 18, 2026
RAYMOND JAMES FINANCIAL INCReduced5.8MMay 14, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.