642 hedge funds and large institutions have $11.6B invested in MPLX in 2026 Q1 according to their latest regulatory filings, with 76 funds opening new positions, 212 increasing their positions, 175 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
642
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
26
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$231M
Puts
$48.7M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
DDPIC
76
Deroy & Devereaux Private Investment Counsel
Michigan
$13M
Citigroup
77
Citigroup
New York
$12.7M
EF
78
Empowered Funds
Pennsylvania
$12.4M
EF
79
Empirical Finance
Pennsylvania
$12.4M
AAA
80
Adams Asset Advisors
Texas
$12.3M
RA
81
RR Advisors
Texas
$12.2M
SFA
82
Sequoia Financial Advisors
Ohio
$11.4M
Cetera Investment Advisers
83
Cetera Investment Advisers
Illinois
$11.4M
UCFA
84
United Capital Financial Advisors
Texas
$10.7M
AC
85
Avenir Corporation
Virginia
$10.7M
ECM
86
Evergreen Capital Management
Washington
$10.5M
AAM
87
Advisors Asset Management
Colorado
$9.32M
HAI
88
Hennessy Advisors Inc
California
$9.27M
PL
89
Parkwood LLC
Ohio
$9.22M
ACM
90
Advisors Capital Management
New Jersey
$8.96M
GHAM
91
Gilman Hill Asset Management
Connecticut
$8.84M
BFA
92
Blueprint Financial Advisors
North Carolina
$8.79M
SI
93
Stephens Inc
Arkansas
$8.69M
BIP
94
Blueprint Investment Partners
North Carolina
$8.67M
TCWA
95
Turtle Creek Wealth Advisors
Texas
$8.34M
CAM
96
Cresset Asset Management
Illinois
$8.1M
BlackRock
97
BlackRock
New York
$8.06M
KAS
98
Kestra Advisory Services
Texas
$7.91M
KA
99
Kercheville Advisors
Texas
$7.72M
EWM
100
Evercore Wealth Management
New York
$7.54M