MPC Marathon Petroleum Corp: institutional ownership and insider trading
2,204 funds reported holding $64.7B of Marathon Petroleum Corp in their latest 13F filings; in Q2 2026 funds net sold $610M, with 151 new positions and 96 funds selling out; over the last 12 months insiders bought $0 and sold $13.9M on the open market.
Famous investors holding MPC
- Ray Dalio (Bridgewater Associates): $89.3M, 0.4% of the portfolio
- Two Sigma (Two Sigma Investments): $335M, 0.2% of the portfolio
- Izzy Englander (Millennium Management): $132M, 0.1% of the portfolio
- Ken Griffin (Citadel Advisors): $293M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $18.3M, 0.0% of the portfolio
Largest institutional holders of MPC
- BlackRock, Inc. (BLK) — $6.65B
- VANGUARD GROUP INC — $6.23B
- VANGUARD CAPITAL MANAGEMENT LLC — $4.88B
- STATE STREET CORP (STT, STT-PG) — $4.72B
- VANGUARD PORTFOLIO MANAGEMENT LLC — $4.00B
- GEODE CAPITAL MANAGEMENT, LLC — $2.13B
- MORGAN STANLEY (MS, MS-PA, MS-PE, MS-PF, MS-PI, MS-PK, MS-PL, MS-PO, MS-PP, MS-PQ) — $1.51B
- RAYMOND JAMES FINANCIAL INC (RJF, RJF-PB) — $1.45B
- FMR LLC — $1.39B
- Bank of New York Mellon Corp (BK, BK-PK) — $1.03B
Recent MPC insider trades
- Aug 31, 2026: Lyon Shawn M sold 1,425 shares ($532K)
- Aug 27, 2026: Brzezinski Erin M sold 570 shares ($207K)
- Aug 17, 2026: Benson Molly R sold 17,196 shares ($6.17M)
- Aug 13, 2026: Lyon Shawn M sold 2,500 shares ($875K)
Members of Congress trading MPC
- Sep 22, 2026: David J. Taylor sold $1.00K–$15.0K
- Sep 22, 2026: David J. Taylor sold $1.00K–$15.0K
- Jul 24, 2026: David J. Taylor sold $1.00K–$15.0K
- Jul 24, 2026: David J. Taylor sold $1.00K–$15.0K
- Jul 10, 2026: Dan Newhouse sold part of $1.00K–$15.0K
- Mar 11, 2026: David J. Taylor sold $1.00K–$15.0K
- Mar 11, 2026: David J. Taylor sold $1.00K–$15.0K
- Feb 26, 2026: David J. Taylor sold $1.00K–$15.0K
- Aug 14, 2025: David J. Taylor bought $1.00K–$15.0K
- Jul 18, 2025: David J. Taylor sold $1.00K–$15.0K
5%+ owners
- Vanguard Capital Management: 7.5% (Schedule 13G, filed Apr 30, 2026)
- Vanguard Portfolio Management: 5.4% (Schedule 13G, filed Apr 29, 2026)