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
FWIA
226
Fort Washington Investment Advisors
Ohio
$990K
MOS
227
MGO One Seven
Ohio
$990K
MA
228
Modus Advisors
Minnesota
$979K
Northwestern Mutual Wealth Management
229
Northwestern Mutual Wealth Management
Wisconsin
$968K
WS
230
Wedbush Securities
California
$965K
MFG
231
Merit Financial Group
Georgia
$955K
SFC
232
Strategic Financial Concepts
Texas
$944K
CG
233
CFO4Life Group
Texas
$924K
PPW
234
Pasadena Private Wealth
California
$916K
SA
235
Sanctuary Advisors
Indiana
$902K
GP
236
Greenline Partners
New York
$892K
LFAS
237
Level Four Advisory Services
Texas
$890K
WCA
238
Westover Capital Advisors
Delaware
$889K
MA
239
Mutual Advisors
Nebraska
$889K
SA
240
SL Advisors
New Jersey
$883K
QCM
241
Quantinno Capital Management
New York
$869K
SC
242
Searle & Co
Connecticut
$869K
BBHC
243
Brown Brothers Harriman & Co
New York
$862K
BB
244
Burford Brothers
Texas
$861K
NG
245
Novem Group
New York
$857K
TAFW
246
Tred Avon Family Wealth
Maryland
$847K
IWC
247
Integrated Wealth Concepts
Massachusetts
$839K
LF
248
Lee Financial
Texas
$833K
RCAG
249
Rehmann Capital Advisory Group
Michigan
$812K
CFG
250
Citizens Financial Group
Rhode Island
$809K