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Livermore
Livermore
ZHEN

MPLX LP

MPLX
Exchange
NYSE
Industry
Pipe Lines (No Natural Gas)
SEC CIK
0001552000

No open-market purchases or sales by MPLX LP insiders were filed in the last 90 days; 639 institutions reported holding it in 13F filings for Q2 2026, worth $11.1B in total; Appaloosa is the only superinvestor holding it.

Q4 2025 vs. Q3 2025

How the institutions holding MPLX LP changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of MPLX: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders57610633+67
Shares210.1M267.0K178.3M−31.5M (−15.0%)
Value$10.5B$13.3M$9.52B−$965.4M (−9.2%)

10 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (99)

Institutions that held MPLX LP at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to MPLX in Q4 2025
InstitutionSharesValue% of portfolio
Citadel Advisors LLC236,462$12.6M0.01%
Opal Capital LLC219,789$11.7M2.94%
Glenmede Trust Co NA175,835$9.38M0.04%
Norden Group LLC142,300$7.59M0.74%
Asset One Wealth Management LLC62,403$3.45M0.47%
Forum Financial Management, LP61,770$3.30M0.04%
Exit Wealth Advisors, LLC.41,346$2.21M1.30%
Milestone Asset Management, LLC37,432$2.00M0.38%
XTX Topco Ltd31,261$1.67M0.04%
Clear Trail Advisors, LLC30,030$1.60M0.37%
NEOS Investment Management LLC27,133$1.45M0.01%
CWM Advisors, LLC25,282$1.35M0.12%
Resolute Capital, LLC24,264$1.29M0.54%
Nomura Holdings Inc22,152$1.18M0.00%
Virtu Financial LLC20,322$1.08M0.04%
HighPoint Advisor Group LLC16,823$897.8K0.02%
SageGuard Financial Group, LLC16,679$890.2K0.14%
Three Seasons Wealth, LLC14,528$775.4K0.07%
Jefferies Financial Group Inc.14,434$770.3K0.01%
Pinnacle Financial Partners, Inc.12,877$687.2K0.01%
Diversified Trust Co12,478$666.0K0.01%
Advisory Advocates, LLC12,439$663.9K0.66%
Independent Financial Group, LLC11,967$638.7K0.01%
Foundations Investment Advisors, LLC11,449$611.0K0.01%
Mitchell McLeod Pugh & Williams Inc10,901$610.5K0.09%
Lifetime Wealth Management P.C.11,000$587.1K0.37%
BridgePort Financial Solutions, LLC10,154$541.9K0.15%
Bitterroot Capital Advisors LLC9,342$498.6K0.34%
Foresight Global Investors, Inc.8,464$451.7K0.21%
MSH Capital Advisors LLC8,080$431.2K0.09%
First National Bank of Omaha7,589$407.1K0.01%
Roman Butler Fullerton & Co7,249$402.8K0.11%
Westco Advisory Services Inc7,145$381.3K0.23%
National Wealth Management Group, LLC6,895$368.0K0.13%
Whittier Trust Co of Nevada Inc7,000$365.5K0.01%
Peddock Capital Advisors, LLC6,825$364.3K0.08%
Magnolia Capital Advisors LLC6,613$352.9K0.07%
Keudell/Morrison Wealth Management6,500$346.9K0.07%
Annex Advisory Services, LLC6,260$334.1K0.01%
Wellington Grp LLC6,156$328.5K0.11%
Advisor Resource Council5,763$318.8K0.11%
Beverly Hills Private Wealth, LLC5,579$297.8K0.05%
Tucker Asset Management LLC5,560$296.7K0.09%
Soltis Investment Advisors LLC5,468$291.8K0.02%
Evolve Private Wealth, LLC5,229$279.1K0.02%
Wick Capital Partners, LLC5,032$268.5K0.05%
Shay Capital LLC5,000$266.9K0.04%
Stonebridge Financial Group, LLC5,000$266.9K0.23%
Naviter Wealth, LLC4,950$264.2K0.03%
Legacy Wealth Advisors, LLC4,855$259.1K0.17%
William John Sempolinski4,839$258.3K0.13%
Strategic Wealth Partners, Ltd.4,728$252.3K0.02%
Stonehaven Wealth & Tax Solutions, LLC4,520$241.2K0.22%
NTV Asset Management LLC4,469$238.5K0.03%
Park Avenue Securities LLC4,450$237.0K0.00%
Simon Quick Advisors, LLC4,400$234.8K0.01%
Fermata Advisors, LLC4,144$221.2K0.05%
MONECO Advisors, LLC4,113$219.5K0.02%
GWN Securities Inc.4,092$218.4K0.04%
Hilton Head Capital Partners, LLC4,058$216.6K0.13%
Second Line Capital, LLC4,052$216.3K0.04%
Shepherd Financial Partners LLC3,968$211.7K0.02%
Stableford Capital II LLC3,920$209.2K0.08%
Teamwork Financial Advisors, LLC3,910$208.7K0.02%
Tocqueville Asset Management L.P.3,900$208.1K0.00%
Ramiah Investment Group3,867$206.4K0.18%
Willis Johnson & Associates, Inc.3,861$206.1K0.01%
RSM US Wealth Management LLC3,841$206.0K0.00%
Gryphon Financial Partners LLC3,828$204.3K0.02%
Sym Financial Corp3,825$204.1K0.02%
Washington Trust Advisors, Inc.3,825$204.1K0.02%
J Hagan Capital, Inc.3,823$204.0K0.11%
Balboa Wealth Partners3,821$203.9K0.03%
Bluefin Capital Management, LLC3,800$202.8K0.06%
Douglass Winthrop Advisors, LLC3,800$202.8K0.00%
Vivaldi Asset Management, LLC3,754$200.4K0.01%
Acumen Wealth Advisors, LLC2,603$138.9K0.04%
Ritter Daniher Financial Advisory LLC2,133$113.8K0.02%
Flagship Harbor Advisors, LLC2,050$109.4K0.01%
Garton & Associates Financial Advisors LLC1,632$87.1K0.05%
Activest Wealth Management1,045$55.8K0.01%
1 North Wealth Services LLC1,040$55.5K0.02%
Brandywine Financial Group1,000$53.4K0.12%
Vision Retirement, LLC998$53.3K0.01%
Signature Equity Partners, LLC981$52.4K0.03%
SageView Advisory Group, LLC948$50.6K0.00%
Groesbeck Investment Management Corp910$49.0K0.09%
Prosperity Bancshares Inc812$43.3K0.04%
Eq Wealth Advisors, LLC594$31.7K0.02%
Merited Wealth, LLC545$29.1K0.03%
Ares Financial Consulting, LLC341$18.2K0.02%
Curio Wealth, LLC263$14.2K0.01%
Bravera Wealth227$12.1K0.01%
Cape Investment Advisory, Inc.200$10.7K0.00%
Strengthening Families & Communities, LLC126$6.72K0.00%
DV Trading LLC100$5.34K0.00%
Bullseye Investment Management, LLC100$5.34K0.00%
Rialto Wealth Management, LLC55$2.94K0.00%
Gunpowder Capital Management, LLC dba Oliver Wealth Management14$7470.00%

Sold out (32)

Institutions that held MPLX LP at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of MPLX in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Distillate Capital Partners LLC353,730$17.7M
Granby Capital Management, LLC140,000$6.99M
IMC-Chicago, LLC51,611$2.58M
Strategic Financial Concepts, LLC18,899$944.0K
Centaurus Financial, Inc.14,023$700.0K
Penn Mutual Asset Management, LLC13,970$697.8K
FORA Capital, LLC12,521$625.4K
Aire Advisors, LLC9,825$490.8K
Regions Financial Corp9,000$449.6K
IFG Advisory, LLC8,838$441.5K
Hilton Capital Management, LLC7,085$353.9K
SCP Investment, LP6,800$339.7K
Cannon Advisors, Inc.6,554$333.5K
Kovitz Investment Group Partners, LLC6,487$324.0K
Mather Group, LLC.6,110$305.2K
Belpointe Asset Management LLC5,578$278.6K
Integrity Financial Corp5,447$272.1K
DRW Securities, LLC4,772$238.9K
Williamson Legacy Group, LLC4,371$218.4K
Blue Square Asset Management, LLC4,268$213.2K
Kingswood Wealth Advisors, LLC4,098$204.7K
Ameritas Advisory Services, LLC2,946$147.1K
Principal Securities, Inc.2,179$108.8K
JFS Wealth Advisors, LLC1,620$80.9K
Montag A & Associates Inc1,421$71.0K
MCF Advisors LLC1,000$50.0K
Clear Investment Research, LLC700$35.0K
Rossby Financial, LCC621$30.9K
Operose Advisors LLC585$29.2K
Mark Sheptoff Financial Planning, LLC200$9.99K
Cloud Capital Management, LLC135$6.00K
JPL Wealth Management, LLC100$5.00K

Not filed for Q4 2025 yet (10)

Institutions that held MPLX LP at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MPLX in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Glenmede Investment Management, LP192,035$9.59M
Wolverine Trading, LLC24,235$1.21M
Creekmur Asset Management LLC12,797$639.2K
MAS Advisors LLC9,003$449.7K
Pinnacle Financial Partners Inc9,000$449.6K
Country Club Bank7,589$379.9K
Sonora Investment Management Group, LLC6,542$326.8K
Cobblestone Capital Advisors LLC5,198$259.6K
FSA Wealth Management LLC532$26.6K
Optimum Investment Advisors100$5.00K