573 hedge funds and large institutions have $10.5B invested in MPLX in 2025 Q3 according to their latest regulatory filings, with 54 funds opening new positions, 220 increasing their positions, 123 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

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 funds holding

Funds holding:

0.66% less ownership

Funds ownership: 21.26%20.61% (-0.66%)

6% less capital invested

Capital invested by funds: $11.2B → $10.5B (-$672M)

7% less funds holding in top 10

Funds holding in top 10: 3028 (-2)

Holders
573
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
CA
426
Claro Advisors
Massachusetts
$262K
CCA
427
Cobblestone Capital Advisors
New York
$260K
RHP
428
Royal Harbor Partners
Texas
$259K
EPW
429
Endeavor Private Wealth
Kansas
$257K
ST
430
Somerset Trust
Pennsylvania
$256K
RWA
431
Redhawk Wealth Advisors
Minnesota
$255K
IF
432
Intrua Financial
Texas
$253K
MFG
433
Magnus Financial Group
New York
$252K
Carson Wealth (CWM LLC)
434
Carson Wealth (CWM LLC)
Nebraska
$252K
AWP
435
Ascent Wealth Partners
New York
$250K
DLP
436
De Lisle Partners
United Kingdom
$250K
ICM
437
Intrepid Capital Management
Florida
$250K
SN
438
Sittner & Nelson
Oregon
$250K
RT
439
Rockland Trust
Massachusetts
$250K
IA
440
IFP Advisors
Florida
$247K
OSAM
441
O'Shaughnessy Asset Management
Connecticut
$247K
WAOTB
442
Wealth Advisors of Tampa Bay
Florida
$245K
SWMG
443
Stillwater Wealth Management Group
Florida
$245K
NS
444
NBC Securities
Alabama
$241K
AWM
445
Austin Wealth Management
Texas
$241K
BWP
446
Baldwin Wealth Partners
Massachusetts
$240K
DS
447
DRW Securities
Illinois
$239K
E
448
EntreWealth
Texas
$238K
BLFG
449
Brian Low Financial Group
Louisiana
$236K
BMCM
450
Bryn Mawr Capital Management
Pennsylvania
$236K