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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
Holders
644
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
$231M
Puts
$48.7M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
PCIA
251
Prime Capital Investment Advisors
Kansas
$1.04M
4WM
252
49 Wealth Management
Texas
$1.03M
CFP
253
Cascade Financial Partners
California
$1.01M
TI
254
Tidal Investments
Wisconsin
$987K
BBHC
255
Brown Brothers Harriman & Co
New York
$985K
SA
256
SL Advisors
New Jersey
$983K
SFC
257
SYM Financial Corp
Indiana
$948K
WIA
258
World Investment Advisors
California
$945K
VIM
259
VELA Investment Management
Ohio
$942K
SC
260
Searle & Co
Connecticut
$936K
CCIA
261
Cherry Creek Investment Advisors
Colorado
$934K
FAM
262
Fulcrum Asset Management
United Kingdom
$926K
SFG
263
SageGuard Financial Group
Tennessee
$914K
FIB
264
First Interstate Bank
Montana
$913K
SWM
265
Segment Wealth Management
Texas
$882K
TSS
266
Two Sigma Securities
New York
$881K
RCAG
267
Rehmann Capital Advisory Group
Michigan
$865K
LFG
268
Larson Financial Group
Missouri
$863K
Truist Financial
269
Truist Financial
North Carolina
$849K
CSP
270
Cary Street Partners
Virginia
$839K
HR
271
Hardy Reed
Mississippi
$837K
SW
272
SteelPeak Wealth
California
$821K
HP
273
Highlander Partners
Texas
$816K
SG Americas Securities
274
SG Americas Securities
New York
$815K
HAG
275
HighPoint Advisor Group
Illinois
$812K