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
WCM
401
Winebrenner Capital Management
Kentucky
$296K
AP
402
Atwood & Palmer
Missouri
$292K
VCAM
403
Van Cleef Asset Management
Ohio
$290K
MFWP
404
Mosaic Family Wealth Partners
Missouri
$290K
AFO
405
Allie Family Office
Florida
$286K
Bank of Montreal
406
Bank of Montreal
Ontario, Canada
$282K
MS
407
Madden Securities
Texas
$281K
PA
408
Parallel Advisors
California
$281K
PTC
409
Philadelphia Trust Company
Pennsylvania
$281K
Focus Partners Wealth
410
Focus Partners Wealth
Massachusetts
$281K
SAM
411
Secure Asset Management
Michigan
$280K
VWA
412
Visionary Wealth Advisors
Illinois
$279K
BAM
413
Belpointe Asset Management
Nevada
$279K
EH
414
Equitable Holdings
New York
$277K
OWA
415
Outlook Wealth Advisors
Texas
$277K
MPCA
416
Madison Park Capital Advisors
Washington
$275K
SGCA
417
Steel Grove Capital Advisors
Tennessee
$273K
FDCDDQ
418
Federation des caisses Desjardins du Quebec
Quebec, Canada
$272K
IF
419
Integrity Financial
Wyoming
$272K
OFA
420
Oak Family Advisors
Illinois
$271K
QPWM
421
Quadrant Private Wealth Management
Pennsylvania
$270K
RCM
422
Rockbridge Capital Management
Virginia
$269K
BWP
423
BSW Wealth Partners
Colorado
$269K
MWM
424
MBE Wealth Management
Wisconsin
$267K
PCM
425
Parsons Capital Management
Rhode Island
$266K