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Marathon Petroleum

1,543 hedge funds and large institutions have $38.4B invested in Marathon Petroleum in 2025 Q2 according to their latest regulatory filings, with 149 funds opening new positions, 522 increasing their positions, 579 reducing their positions, and 117 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

1% more funds holding

Funds holding: 1,5321,543 (+11)

0.54% more ownership

Funds ownership: 74.72%75.26% (+0.54%)

10% less repeat investments, than reductions

Existing positions increased: 522 | Existing positions reduced: 579

Holders
1,543
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
16
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$690M
Puts
$437M
Net Calls
Net Calls Change

Top Buyers

1 +$652M
2 +$331M
3 +$171M
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$129M
5
Boston Partners
Boston Partners
Massachusetts
+$119M

Top Sellers

1 -$778M
2 -$248M
3 -$215M
4
State Street
State Street
Massachusetts
-$170M
5
BlackRock
BlackRock
New York
-$150M
Name Holding Trade Value Shares
Change
Change in
Stake
Mariner
51
Mariner
Kansas
$96.1M
HSBC Holdings
52
HSBC Holdings
United Kingdom
$95.7M
Fifth Third Bancorp
53
Fifth Third Bancorp
Ohio
$90.4M
AQR Capital Management
54
AQR Capital Management
Connecticut
$88.8M
ECP
55
Empyrean Capital Partners
California
$88.2M
Citigroup
56
Citigroup
New York
$76.4M
Bank of Montreal
57
Bank of Montreal
Ontario, Canada
$75.1M
Janus Henderson Group
58
Janus Henderson Group
United Kingdom
$72.7M
AllianceBernstein
59
AllianceBernstein
Tennessee
$68.3M
Thrivent Financial for Lutherans
60
Thrivent Financial for Lutherans
Minnesota
$66.3M
LPL Financial
61
LPL Financial
California
$65.6M
California State Teachers Retirement System (CalSTRS)
62
California State Teachers Retirement System (CalSTRS)
California
$61.8M
American Century Companies
63
American Century Companies
Missouri
$60.4M
PNC Financial Services Group
64
PNC Financial Services Group
Pennsylvania
$57.7M
Calamos Advisors
65
Calamos Advisors
Illinois
$55.7M
State Board of Administration of Florida Retirement System
66
State Board of Administration of Florida Retirement System
Florida
$53.7M
Jones Financial Companies
67
Jones Financial Companies
Missouri
$52.8M
OSAM
68
O'Shaughnessy Asset Management
Connecticut
$51.5M
Envestnet Asset Management
69
Envestnet Asset Management
Illinois
$50.9M
Korea Investment Corp
70
Korea Investment Corp
South Korea
$49.1M
Natixis Advisors
71
Natixis Advisors
Massachusetts
$47.4M
Prudential Financial
72
Prudential Financial
New Jersey
$47.2M
RIA
73
Recurrent Investment Advisors
Texas
$46.6M
Lord, Abbett & Co
74
Lord, Abbett & Co
New Jersey
$46.3M
New York State Teachers Retirement System (NYSTRS)
75
New York State Teachers Retirement System (NYSTRS)
New York
$42.4M