MPC

MARATHON PETROLEUM CORP
USCUSIP 56585A102
Institutional Owners
520
+67 QoQ
13F Value Held
$17.8B
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
0
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)62 adding · 37 trimming
Insider net (180d)+$0
Price history not yet available for MPC.

Top institutional holders

520 13F filers
#FundPosition valueSharesLast moveAs of
1VANGUARD CAPITAL MANAGEMENT LLC
$4.7B
19.17MNewQ1 2026
2STATE STREET CORP
$4.6B
19.03MAddedQ1 2026
3VANGUARD PORTFOLIO MANAGEMENT LLC
$3.8B
15.67MNewQ1 2026
4ELLIOTT MANAGEMENT CORP
$581.3M
9.65MAddedQ4 2019
5VANGUARD FIDUCIARY TRUST CO
$405.6M
1.66MNewQ1 2026
6Capital Wealth Planning, LLC
$400.8M
1.64MAddedQ1 2026
7PANAGORA ASSET MANAGEMENT INC
$134.8M
551.9KAddedQ1 2026
8LOS ANGELES CAPITAL MANAGEMENT LLC
$122.5M
501.6KNewQ1 2026
9Holocene Advisors, LP
$101.1M
414.1KNewQ1 2026
10Empyrean Capital Partners, LP
$97.2M
398.1KReducedQ1 2026
11Calamos Advisors LLC
$77.9M
319.2KAddedQ1 2026
12Merewether Investment Management, LP
$75.8M
310.5KNewQ1 2026
13AVIVA PLC
$66.1M
270.6KAddedQ1 2026
14STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM
$65.7M
269.2KReducedQ1 2026
15PEAK6 LLC
$59.4M
243.2KAddedQ1 2026
16TEACHER RETIREMENT SYSTEM OF TEXAS
$58.4M
239.1KAddedQ1 2026
17HM PAYSON & CO
$55.4M
226.9KAddedQ1 2026
18REAVES W H & CO INC
$53.9M
220.6KAddedQ1 2026
19MEYER HANDELMAN CO
$53.6M
219.4KReducedQ1 2026
20Steward Partners Investment Advisory, LLC
$48.5M
198.6KAddedQ1 2026
21Recurrent Investment Advisors LLC
$44.2M
181.0KReducedQ1 2026
22Universal- Beteiligungs- und Servicegesellschaft mbH
$42.9M
176.4KReducedQ1 2026
23ROYAL LONDON ASSET MANAGEMENT LTD
$42.1M
172.6KReducedQ1 2026
24Zurcher Kantonalbank (Zurich Cantonalbank)
$40.7M
166.5KReducedQ1 2026
25ARS Investment Partners, LLC
$40.4M
165.6KAddedQ1 2026

Fund activity — latest quarter

Opened (NEW)
11
funds
Added
51
funds
Reduced
37
funds
Exited
0
funds

Insider activity (Form 4)

No Form 4 insider transactions on file yet.

Institutional ownership over time

497 funds+493 since Q2 2022
0249497Q2 2022Q1 2023Q4 2023Q3 2024Q2 2025Q1 2026
funds holding aggregate valuelatest $13.6B

Funds that own MPC also own

CompanyCo-held byCombined value
Microsoft CorporationMSFT489 funds$235.2B
Nvidia CorporationNVDA488 funds$329.9B
Apple Inc.AAPL487 funds$299.9B
Broadcom LtdAVGO487 funds$119.9B
Lilly Eli & CompanyLLY486 funds$65.6B
Amazon.com, Inc.AMZN485 funds$168.5B
Jpmorgan Chase & CoJPM485 funds$79.0B
GOOGLE INCGOOGL484 funds$144.0B
ExxonMobilXOM483 funds$60.8B
Meta Platforms, Inc.META482 funds$100.7B
Chevron CorporationCVX482 funds$48.8B
Visa Inc. Class AV481 funds$52.6B

Ranked by how many of MPC's institutional holders also hold each name — a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

0 shown

No filings captured for this ticker in the live stream yet.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MPC. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.