614 hedge funds and large institutions have $9.52B invested in MPLX in 2025 Q4 according to their latest regulatory filings, with 83 funds opening new positions, 231 increasing their positions, 133 reducing their positions, and 32 closing their positions.

New
Increased
Maintained
Reduced
Closed

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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

3.07% less ownership

Funds ownership: 20.61%17.55% (-3.1%)

7% less funds holding in top 10

Funds holding in top 10: 2826 (-2)

9% less capital invested

Capital invested by funds: $10.5B → $9.52B (-$970M)

Holders
614
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
$218M
Puts
$72.7M
Net Calls
Net Calls Change

Top Buyers

1 +$88M
2 +$57.6M
3 +$14.5M
4
Citadel Advisors
Citadel Advisors
Florida
+$12.3M
5
AP
Americana Partners
Texas
+$11M

Top Sellers

1 -$1.35B
2 -$115M
3 -$73M
4
Invesco
Invesco
Georgia
-$71.7M
5
JP Morgan Chase
JP Morgan Chase
New York
-$71.6M
Name Holding Trade Value Shares
Change
Change in
Stake
PFS
201
Prospera Financial Services
Texas
$1.69M
Focus Partners Wealth
202
Focus Partners Wealth
Massachusetts
$1.67M
XT
203
XTX Topco
Cayman Islands
$1.67M
QCG
204
Quadrant Capital Group
Ohio
$1.66M
SCA
205
Snowden Capital Advisors
New York
$1.65M
PP
206
Pingora Partners
Wyoming
$1.61M
AIA
207
AssuredPartners Investment Advisors
Florida
$1.6M
CTA
208
Clear Trail Advisors
Texas
$1.6M
BI
209
Bramshill Investments
Florida
$1.57M
CS
210
Cannell & Spears
New York
$1.57M
FFG
211
Fortem Financial Group
California
$1.5M
OF
212
Outfitter Financial
Maine
$1.49M
DADC
213
D.A. Davidson & Co
Montana
$1.49M
AF
214
Allworth Financial
California
$1.47M
Acadian Asset Management
215
Acadian Asset Management
Massachusetts
$1.47M
OCPWS
216
One Charles Private Wealth Services
Massachusetts
$1.46M
NIM
217
NEOS Investment Management
Connecticut
$1.45M
MFFIA
218
McIntyre, Freedman & Flynn Investment Advisers
Massachusetts
$1.44M
ACP
219
Argyle Capital Partners
California
$1.42M
HWM
220
HB Wealth Management
Georgia
$1.42M
Northern Trust
221
Northern Trust
Illinois
$1.41M
Northwestern Mutual Wealth Management
222
Northwestern Mutual Wealth Management
Wisconsin
$1.4M
EM
223
ELCO Management
New York
$1.39M
VC
224
Veracity Capital
Georgia
$1.37M
EWA
225
Exencial Wealth Advisors
Oklahoma
$1.36M