565 hedge funds and large institutions have $10.5B invested in MPLX in 2025 Q3 according to their latest regulatory filings, with 51 funds opening new positions, 219 increasing their positions, 121 reducing their positions, and 43 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
565
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
28
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$143M
Puts
$96.3M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
CAM
551
Costello Asset Management
Pennsylvania
$5.2K
GBT
552
Grove Bank & Trust
Florida
$5K
OIA
553
Optimum Investment Advisors
Illinois
$5K
JWM
554
JPL Wealth Management
Colorado
$5K
MWPCG
555
Measured Wealth Private Client Group
New Hampshire
$5K
KA
556
Kozak & Associates
Colorado
$4.95K
CFFP
557
Center for Financial Planning
Michigan
$4.25K
PCM
558
Penserra Capital Management
California
$4K
WPA
559
Wealth Preservation Advisors
Tennessee
$2K
PMFA
560
Plante Moran Financial Advisors
Michigan
$1.25K
TPCW
561
TD Private Client Wealth
New York
$1.15K
IRC
562
Investors Research Corp
Georgia
$999
AWM
563
Abound Wealth Management
Tennessee
$817
DFA
564
DHJJ Financial Advisors
Illinois
$500
MHIP
565
Mountain Hill Investment Partners
New Jersey
$103
MIM
566
Merewether Investment Management
Texas
Citadel Advisors
567
Citadel Advisors
Florida
CIA
568
Corigliano Investment Advisers
North Carolina
CMF
569
Counterpoint Mutual Funds
California
AIC
570
Anthracite Investment Company
Texas
CIS
571
Custom Index Systems
New York
VF
572
Virtu Financial
New York
Geode Capital Management
573
Geode Capital Management
Massachusetts
MP
574
McDonald Partners
Ohio
MIM
575
Morningstar Investment Management
Illinois