MPC Insider Trading

Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$4.0M
2 insiders
Net Insider Flow
-$4.0M
open market, 180d
Reporting Insiders
2
9 P/S transactions
Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jun 4, 2026Henschen Michael A IIEx VP, RefiningSell(S)1K$268.75$369K
Jun 4, 2026Henschen Michael A IIEx VP, RefiningOption exercise(M)5K$49.94$248K
Jun 4, 2026Henschen Michael A IIEx VP, RefiningSell(S)5K$268.85$1.3M
Jun 4, 2026Henschen Michael A IIEx VP, RefiningOption exercise(M)5K$0
May 13, 2026Hessling Ricky D.Chief Commercial OfficerSell(S)1K$250.00$250K
Apr 30, 2026Cohen Jonathan ZDirectorGrant(A)728$0
Apr 30, 2026Al Khayyal Abdulaziz FahdDirectorGrant(A)728$0
Apr 30, 2026Bayh EvanDirectorGrant(A)728$0
Apr 30, 2026Campbell Jeffrey CDirectorGrant(A)728$0
Apr 30, 2026Ellison-Taylor Kimberly NDirectorGrant(A)728$0
Apr 30, 2026Paterson Eileen P.DirectorGrant(A)728$0
Apr 30, 2026Rucker Kim K.W.DirectorGrant(A)728$0
Apr 30, 2026Semple Frank MDirectorGrant(A)728$0
Apr 30, 2026Stice J MichaelDirectorGrant(A)728$0
Apr 30, 2026Surma John PDirectorGrant(A)728$0
Mar 13, 2026Hessling Ricky D.Chief Commercial OfficerSell(S)2K$228.18$371K
Mar 12, 2026Hessling Ricky D.Chief Commercial OfficerSell(S)478$228.00$109K
Mar 12, 2026Hessling Ricky D.Chief Commercial OfficerSell(S)559$230.00$129K
Mar 11, 2026Lyon Shawn MSVP Log & Storage, MPLX GP LLCGift(G)1K$0
Mar 11, 2026Hessling Ricky D.Chief Commercial OfficerSell(S)325$226.00$73K
Mar 11, 2026Hessling Ricky D.Chief Commercial OfficerSell(S)1K$224.51$333K
Mar 2, 2026Floerke Gregory ScottEx VP & COO, MPLX GP LLCTax withholding(F)278$206.30$57K
Mar 2, 2026Floerke Gregory ScottEx VP & COO, MPLX GP LLCTax withholding(F)278$206.30$57K
Mar 2, 2026Floerke Gregory ScottEx VP & COO, MPLX GP LLCTax withholding(F)251$206.30$52K
Mar 2, 2026Mannen Maryann T.Chairman, President & CEO, DirectorTax withholding(F)2K$206.30$461K
Mar 2, 2026Mannen Maryann T.Chairman, President & CEO, DirectorTax withholding(F)952$206.30$196K
Mar 2, 2026Mannen Maryann T.Chairman, President & CEO, DirectorTax withholding(F)778$206.30$161K
Mar 2, 2026Lyon Shawn MSVP Log & Storage, MPLX GP LLCTax withholding(F)279$206.30$58K
Mar 2, 2026Lyon Shawn MSVP Log & Storage, MPLX GP LLCTax withholding(F)237$206.30$49K
Mar 2, 2026Lyon Shawn MSVP Log & Storage, MPLX GP LLCTax withholding(F)257$206.30$53K
Mar 2, 2026Benson Molly RChief Legal Ofc & Corp SecTax withholding(F)171$206.30$35K
Mar 2, 2026Benson Molly RChief Legal Ofc & Corp SecTax withholding(F)284$206.30$59K
Mar 2, 2026Benson Molly RChief Legal Ofc & Corp SecTax withholding(F)348$206.30$72K
Mar 2, 2026Brzezinski Erin MVP and ControllerTax withholding(F)49$206.30$10K
Mar 2, 2026Brzezinski Erin MVP and ControllerTax withholding(F)42$206.30$9K
Mar 2, 2026Brzezinski Erin MVP and ControllerTax withholding(F)59$206.30$12K
Mar 2, 2026Hessling Ricky D.Chief Commercial OfficerTax withholding(F)312$206.30$64K
Mar 2, 2026Hessling Ricky D.Chief Commercial OfficerTax withholding(F)282$206.30$58K
Mar 2, 2026Hessling Ricky D.Chief Commercial OfficerTax withholding(F)192$206.30$40K
Mar 2, 2026Hessling Ricky D.Chief Commercial OfficerGift(G)2K$0
Mar 2, 2026Henschen Michael A IIEx VP, RefiningTax withholding(F)167$206.30$34K
Mar 2, 2026Henschen Michael A IIEx VP, RefiningTax withholding(F)123$206.30$25K
Mar 2, 2026Henschen Michael A IIEx VP, RefiningTax withholding(F)191$206.30$39K
Mar 1, 2026Floerke Gregory ScottEx VP & COO, MPLX GP LLCGrant(A)2K$0
Mar 1, 2026Mannen Maryann T.Chairman, President & CEO, DirectorGrant(A)15K$0
Mar 1, 2026Lyon Shawn MSVP Log & Storage, MPLX GP LLCGrant(A)2K$0
Mar 1, 2026Benson Molly RChief Legal Ofc & Corp SecGrant(A)3K$0
Mar 1, 2026Brzezinski Erin MVP and ControllerGrant(A)509$0
Mar 1, 2026Hessling Ricky D.Chief Commercial OfficerGrant(A)3K$0
Mar 1, 2026Henschen Michael A IIEx VP, RefiningGrant(A)2K$0
Mar 1, 2026Khoury Maria AExec VP & Chief Fin OfcGrant(A)2K$0
Feb 12, 2026Henschen Michael A IIEx VP, RefiningGift(G)511$0
Feb 12, 2026Henschen Michael A IIEx VP, RefiningSell(S)5K$202.32$1.1M
Feb 1, 2026Khoury Maria AExec VP & Chief Fin OfcGrant(A)2K$0
Dec 12, 2025Benson Molly RChief Legal Ofc & Corp SecTax withholding(F)107$185.77$20K
Dec 12, 2025Floerke Gregory ScottEx VP & COO, MPLX GP LLCTax withholding(F)85$185.77$16K
Dec 12, 2025Hennigan Michael JExecutive Chairman, DirectorTax withholding(F)466$185.77$87K
Dec 12, 2025Henschen Michael A IIEx VP, RefiningTax withholding(F)160$185.77$30K
Dec 12, 2025Hessling Ricky D.Chief Commercial OfficerTax withholding(F)98$185.77$18K
Dec 12, 2025Lyon Shawn MSVP Log & Storage, MPLX GP LLCTax withholding(F)86$185.77$16K
Aug 15, 2025Benson Molly RChief Legal Ofc & Corp SecOption exercise(M)11K$62.68$682K
Aug 15, 2025Benson Molly RChief Legal Ofc & Corp SecSell(S)11K$163.00$1.8M
Aug 15, 2025Benson Molly RChief Legal Ofc & Corp SecOption exercise(M)11K$0
Aug 1, 2025Mannen Maryann T.President & CEO, DirectorTax withholding(F)908$166.39$151K
Jul 3, 2025Rucker Kim K.W.DirectorSell(S)7K$175.00$1.3M
May 1, 2025Al Khayyal Abdulaziz FahdDirectorGrant(A)1K$0
May 1, 2025Bayh EvanDirectorGrant(A)1K$0
May 1, 2025Campbell Jeffrey CDirectorGrant(A)1K$0
May 1, 2025Cohen Jonathan ZDirectorGrant(A)1K$0
May 1, 2025Ellison-Taylor Kimberly NDirectorGrant(A)1K$0
May 1, 2025Paterson Eileen P.DirectorGrant(A)1K$0
May 1, 2025Rucker Kim K.W.DirectorGrant(A)1K$0
May 1, 2025Semple Frank MDirectorGrant(A)1K$0
May 1, 2025Stice J MichaelDirectorGrant(A)1K$0
May 1, 2025Surma John PDirectorGrant(A)1K$0
Apr 1, 2025Surma John PDirectorGrant(A)94$0
Apr 1, 2025Stice J MichaelDirectorGrant(A)94$0
Apr 1, 2025Semple Frank MDirectorGrant(A)94$0
Apr 1, 2025Rucker Kim K.W.DirectorGrant(A)94$0
Apr 1, 2025Paterson Eileen P.DirectorGrant(A)94$0
Apr 1, 2025Ellison-Taylor Kimberly NDirectorGrant(A)94$0
Apr 1, 2025Cohen Jonathan ZDirectorGrant(A)94$0
Apr 1, 2025Campbell Jeffrey CDirectorGrant(A)94$0
Apr 1, 2025Bunch Charles EDirectorGrant(A)94$0
Apr 1, 2025Bayh EvanDirectorGrant(A)94$0
Apr 1, 2025Al Khayyal Abdulaziz FahdDirectorGrant(A)94$0
Apr 1, 2025Tomasky SusanDirectorGrant(A)94$0
Apr 1, 2025Galante Edward GDirectorGrant(A)94$0
Mar 11, 2025Hessling Ricky D.Chief Commercial OfficerBuy(P)2K$134.72$269K
Mar 5, 2025Bayh EvanDirectorBuy(P)1K$133.70$134K
Mar 3, 2025Aydt Timothy JEx VP, RefiningTax withholding(F)523$148.65$78K
Mar 3, 2025Aydt Timothy JEx VP, RefiningTax withholding(F)488$148.65$73K
Mar 3, 2025Aydt Timothy JEx VP, RefiningTax withholding(F)481$148.65$72K
Mar 3, 2025Benson Molly RChief Legal Ofc & Corp SecTax withholding(F)289$148.65$43K
Mar 3, 2025Benson Molly RChief Legal Ofc & Corp SecTax withholding(F)175$148.65$26K
Mar 3, 2025Benson Molly RChief Legal Ofc & Corp SecTax withholding(F)245$148.65$36K
Mar 3, 2025Brzezinski Erin MVP and ControllerTax withholding(F)80$148.65$12K
Mar 3, 2025Brzezinski Erin MVP and ControllerTax withholding(F)43$148.65$6K
Mar 3, 2025Brzezinski Erin MVP and ControllerTax withholding(F)50$148.65$7K
Mar 3, 2025Hennigan Michael JExecutive Chairman, DirectorTax withholding(F)4K$148.65$619K

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-03-292026-07-14. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).