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575 hedge funds and large institutions have $11.2B invested in MPLX in 2025 Q2 according to their latest regulatory filings, with 64 funds opening new positions, 214 increasing their positions, 132 reducing their positions, and 48 closing their positions.

New
Increased
Maintained
Reduced
Closed

125% more call options, than puts

Call options by funds: $167M | Put options by funds: $74.1M

62% more repeat investments, than reductions

Existing positions increased: 214 | Existing positions reduced: 132

33% more first-time investments, than exits

New positions opened: 64 | Existing positions closed: 48

1% more funds holding

Funds holding: 567575 (+8)

0.05% less ownership

Funds ownership: 21.32%21.27% (-0.05%)

4% less capital invested

Capital invested by funds: $11.6B → $11.2B (-$476M)

3% less funds holding in top 10

Funds holding in top 10: 3130 (-1)

Holders
575
Holders Change
+8
Holders Change %
+1.41%
% of All Funds
7.57%
Holding in Top 10
30
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-3.23%
% of All Funds
0.39%
New
64
Increased
214
Reduced
132
Closed
48
Calls
$167M
Puts
$74.1M
Net Calls
+$92.6M
Net Calls Change
-$111M
Name Holding Trade Value Shares
Change
Change in
Stake
EWM
351
Empirical Wealth Management
Washington
$403K
HH
352
Hilltop Holdings
Texas
$400K +$3.3K +65 +0.8%
AO
353
Advisor OS
Illinois
$399K
BM
354
Belfer Management
New York
$395K
Truist Financial
355
Truist Financial
North Carolina
$394K -$74.9K -1,474 -16%
Universal-Beteiligungs- und Servicegesellschaft
356
Universal-Beteiligungs- und Servicegesellschaft
Germany
$386K -$40.7K -800 -10%
MML Investors Services
357
MML Investors Services
Massachusetts
$385K -$300K -5,909 -44%
SWM
358
Spire Wealth Management
Virginia
$384K -$76.3K -1,501 -17%
PVI
359
Pine Valley Investments
New Jersey
$384K +$661 +13 +0.2%
TI
360
Tidal Investments
Wisconsin
$381K -$312K -6,138 -45%
QCM
361
Quantinno Capital Management
New York
$380K +$375K +7,378 New
SBCM
362
Silverberg Bernstein Capital Management
New York
$380K +$28.8K +567 +8%
LF
363
Lee Financial
Texas
$380K
AFG
364
Allegheny Financial Group
Pennsylvania
$379K -$69.3K -1,364 -16%
AWM
365
Arista Wealth Management
Nevada
$376K +$371K +7,306 New
HI
366
Harbour Investments
Wisconsin
$376K +$9.15K +180 +3%
IWA
367
Icon Wealth Advisors
Texas
$375K
OP
368
ORG Partners
Indiana
$371K -$17.5K -345 -5%
HCM
369
Hilton Capital Management
New York
$365K
IA
370
Integrity Alliance
Iowa
$362K -$319K -6,268 -47%
FAIM
371
Financial Advocates Investment Management
Washington
$362K +$357K +7,027 New
AAS
372
Avantax Advisory Services
Texas
$357K -$69K -1,358 -16%
Jones Financial Companies
373
Jones Financial Companies
Missouri
$357K +$65K +1,279 +23%
AWS
374
Atria Wealth Solutions
New York
$355K -$2.6M -51,184 -88%
IAIM
375
International Assets Investment Management
Florida
$354K -$141K -2,776 -29%

MPLX Hedge Fund Activity: Q2 2025 in Review

575 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in MPLX (MPLX) for Q2 2025, worth a combined $11.2B — down 4.1% from $11.6B a quarter earlier.

Buyers outnumbered sellers: 64 funds opened new MPLX positions and 48 closed out — a net gain of 16 holders — while 214 added to existing stakes and 132 trimmed.

The largest buyer was Victory Capital Management, opening a new position worth an estimated $73.5M. The largest seller was Amundi, exiting entirely with an estimated $73.6M sold.

  • 575 institutional investors held MPLX (MPLX) as of Q2 2025, up from 567 in Q1 2025.
  • Funds reported $11.2B of MPLX stock for Q2 2025, down 4.1% quarter-over-quarter.
  • 64 funds opened new MPLX positions in Q2 2025 and 48 closed out, a net change of +16 holders.
  • The largest MPLX buyer in Q2 2025 was Victory Capital Management, an estimated $73.5M added.
  • The largest MPLX seller in Q2 2025 was Amundi, an estimated $73.6M sold.

Based on aggregated 13F filings for Q2 2025.