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644 hedge funds and large institutions have $11.6B invested in MPLX in 2026 Q1 according to their latest regulatory filings, with 76 funds opening new positions, 213 increasing their positions, 175 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed

373% more call options, than puts

Call options by funds: $231M | Put options by funds: $48.7M

38% more first-time investments, than exits

New positions opened: 76 | Existing positions closed: 55

22% more repeat investments, than reductions

Existing positions increased: 213 | Existing positions reduced: 175

21% more capital invested

Capital invested by funds: $9.55B → $11.6B (+$2.02B)

2.38% more ownership

Funds ownership: 17.58%19.97% (+2.4%)

2% more funds holding

Funds holding: 631644 (+13)

0% more funds holding in top 10

Funds holding in top 10: 2626 (0)

Holders
644
Holders Change
+13
Holders Change %
+2.06%
% of All Funds
7.93%
Holding in Top 10
26
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.32%
New
76
Increased
213
Reduced
175
Closed
55
Calls
$231M
Puts
$48.7M
Net Calls
+$182M
Net Calls Change
+$36.5M
Name Holding Trade Value Shares
Change
Change in
Stake
AA
1
ALPS Advisors
Colorado
$1.54B +$1.51B +26,641,396 +6,202%
Invesco
2
Invesco
Georgia
$1.04B +$4.46M +78,728 +0.4%
Blackstone Inc
3
Blackstone Inc
New York
$876M -$20.1M -354,802 -2%
TCA
4
Tortoise Capital Advisors
Kansas
$757M -$3.36M -59,334 -0.4%
Goldman Sachs
5
Goldman Sachs
New York
$714M +$2.3M +40,552 +0.3%
Mirae Asset Global ETFs Holdings
6
Mirae Asset Global ETFs Holdings
Hong Kong
$418M +$23.3M +410,868 +6%
KACA
7
Kayne Anderson Capital Advisors
California
$390M -$22.7M -400,833 -6%
UBS Group
8
UBS Group
Switzerland
$299M -$4.04M -71,234 -1%
CCM
9
Chickasaw Capital Management
Tennessee
$298M -$11.8M -207,219 -4%
EIP
10
Energy Income Partners
Connecticut
$294M -$8.07M -142,246 -3%
Morgan Stanley
11
Morgan Stanley
New York
$283M -$45.3M -798,911 -14%
JP Morgan Chase
12
JP Morgan Chase
New York
$238M +$48.1M +847,524 +26%
Bank of Montreal
13
Bank of Montreal
Ontario, Canada
$230M +$228M +4,021,783 +71,258%
Fidelity Investments
14
Fidelity Investments
Massachusetts
$192M +$96M +1,692,220 +101%
BWA
15
Brave Warrior Advisors
New York
$186M -$69.2M -1,220,591 -27%
CBU
16
CIBC Bancorp USA
Illinois
$148M +$150M +2,642,104 New
Bank of America
17
Bank of America
North Carolina
$147M -$338M -5,957,790 -70%
ClearBridge Investments
18
ClearBridge Investments
New York
$134M
MHI
19
Miller Howard Investments
New York
$128M -$4.32M -76,227 -3%
WHG
20
Westwood Holdings Group
Texas
$128M +$124M +2,194,739 +5,211%
BC
21
Brookfield Corp
Ontario, Canada
$124M -$44.6M -786,014 -27%
FI
22
Fractal Investments
Connecticut
$117M
NIM
23
NXG Investment Management
Texas
$106M -$1.4M -24,700 -1%
EGA
24
Eagle Global Advisors
Texas
$103M -$4.49M -79,239 -4%
IG
25
ING Group
Netherlands
$101M -$64.4M -1,135,600 -39%