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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.

13F holders, Q2 2025

Institutional positions in MPLX LP as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
575
+14 vs. Q1 2025
Shares held
217.1M
+306.4K (+0.1%) vs. Q1 2025
Total value
$11.2B
−$414.1M (−3.6%) vs. Q1 2025
New holders
63
215 more added
Sold out
49
131 more reduced

9 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MPLX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 575 institutions
Q1 2021: 306 institutionsQ2 2021: 301 institutionsQ3 2021: 311 institutionsQ4 2021: 341 institutionsQ1 2022: 350 institutionsQ2 2022: 340 institutionsQ3 2022: 342 institutionsQ4 2022: 359 institutionsQ1 2023: 381 institutionsQ2 2023: 370 institutionsQ3 2023: 398 institutionsQ4 2023: 444 institutionsQ1 2024: 480 institutionsQ2 2024: 491 institutionsQ3 2024: 502 institutionsQ4 2024: 535 institutionsQ1 2025: 570 institutionsQ2 2025: 575 institutionsQ3 2025: 576 institutionsQ4 2025: 633 institutionsQ1 2026: 646 institutionsQ2 2026: 639 institutions
Value heldQ2 2025: $11.2B
Q1 2021: $7.34BQ2 2021: $8.20BQ3 2021: $7.51BQ4 2021: $7.48BQ1 2022: $8.20BQ2 2022: $6.97BQ3 2022: $6.98BQ4 2022: $7.36BQ1 2023: $7.91BQ2 2023: $7.62BQ3 2023: $8.18BQ4 2023: $8.15BQ1 2024: $9.32BQ2 2024: $10.2BQ3 2024: $10.3BQ4 2024: $10.4BQ1 2025: $11.6BQ2 2025: $11.2BQ3 2025: $10.5BQ4 2025: $9.52BQ1 2026: $11.6BQ2 2026: $11.1B
Institutions holding MPLX and their total value by quarter
QuarterHoldersValue
Q2 2026639$11.1B
Q1 2026646$11.6B
Q4 2025633$9.52B
Q3 2025576$10.5B
Q2 2025575$11.2B
Q1 2025570$11.6B
Q4 2024535$10.4B
Q3 2024502$10.3B
Q2 2024491$10.2B
Q1 2024480$9.32B
Q4 2023444$8.15B
Q3 2023398$8.18B
Q2 2023370$7.62B
Q1 2023381$7.91B
Q4 2022359$7.36B
Q3 2022342$6.98B
Q2 2022340$6.97B
Q1 2022350$8.20B
Q4 2021341$7.48B
Q3 2021311$7.51B
Q2 2021301$8.20B
Q1 2021306$7.34B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q1 2025.

Institutions holding MPLX in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Concurrent Investment Advisors, LLC13,581$699.6K0.01%+183+1.4%Added
Wealthstar Advisors, LLC13,620$701.6K0.26%+619+4.8%Added
Csenge Advisory Group13,876$707.7K0.04%+8+0.1%Added
Centaurus Financial, Inc.13,855$714.0K0.04%+134+1.0%Added
Fulcrum Asset Management LLP13,928$717.4K0.20%+13,928New
Penn Mutual Asset Management, LLC13,970$719.6K1.27%00.0%Unchanged
Highlander Partners, L.P.14,291$736.1K0.28%00.0%Unchanged
J.W. Cole Advisors, Inc.14,354$739.4K0.02%+396+2.8%Added
Greenline Partners, LLC14,527$748.3K0.10%+4,413+43.6%Added
Cary Street Partners Financial LLC14,596$751.8K0.02%00.0%Unchanged
Morningstar Investment Management LLC14,610$753.0K0.07%00.0%Unchanged
Bryn Mawr Trust Co14,669$755.6K0.01%00.0%Unchanged
Cherry Creek Investment Advisors, Inc.15,013$773.3K0.36%+270+1.8%Added
We Are One Seven, LLC15,231$784.5K0.03%−834−5.2%Reduced
Regions Financial Corp15,250$785.5K0.01%+6,250+69.4%Added
Hardy Reed LLC15,270$786.6K0.06%00.0%Unchanged
Segment Wealth Management, LLC15,447$795.7K0.05%00.0%Unchanged
Prime Capital Investment Advisors, LLC15,693$808.3K0.01%−800−4.9%Reduced
Linscomb & Williams, Inc.15,948$821.5K0.04%00.0%Unchanged
Allspring Global Investments Holdings, LLC16,198$832.2K0.00%+2,998+22.7%Added
McDonald Partners LLC16,248$837.0K0.20%+58+0.4%Added
Rehmann Capital Advisory Group16,265$837.9K0.05%00.0%Unchanged
Geode Capital Management, LLC16,557$852.9K0.00%+1,021+6.6%Added
Inspire Advisors, LLC16,697$860.1K0.09%+9,938+147.0%Added
Integrated Wealth Concepts LLC16,731$861.8K0.01%−11−0.1%Reduced
Novem Group17,156$883.7K0.11%+156+0.9%Added
SL Advisors, LLC17,375$895.0K1.61%00.0%Unchanged
Searle & Co.17,400$896.3K0.25%00.0%Unchanged
Westover Capital Advisors, LLC17,800$916.9K0.18%00.0%Unchanged
Level Four Advisory Services, LLC17,813$917.5K0.03%+11,204+169.5%Added
Northwestern Mutual Wealth Management Co17,937$923.9K0.00%+4,045+29.1%Added
Bank of New York Mellon Corp18,018$928.1K0.00%+485+2.8%Added
Pasadena Private Wealth, LLC18,373$946.4K0.16%+93+0.5%Added
Virtu Financial LLC18,680$962.0K0.05%−2,864−13.3%Reduced
Strategic Financial Concepts, LLC18,698$963.1K0.14%+52+0.3%Added
CFO4Life Group, LLC18,704$963.4K0.15%−496−2.6%Reduced
Belpointe Asset Management LLC18,731$964.8K0.04%+38+0.2%Added
Merit Financial Group, LLC18,822$969.5K0.01%+18,822New
Custom Index Systems, LLC19,116$984.7K0.47%−2,439−11.3%Reduced
Guggenheim Capital LLC19,139$985.9K0.01%+972+5.4%Added
Moors & Cabot, Inc.19,170$987.4K0.05%−500−2.5%Reduced
Creekmur Asset Management LLC19,545$1.01M0.18%+5,943+43.7%Added
Brown Brothers Harriman & Co19,586$1.01M0.01%−3,176−14.0%Reduced
Modus Advisors, LLC19,606$1.01M0.30%00.0%Unchanged
Sanctuary Advisors, LLC19,723$1.02M0.01%+2,865+17.0%Added
Snowden Capital Advisors LLC20,105$1.04M0.03%+2,393+13.5%Added
TCG Advisory Services, LLC20,270$1.04M0.04%−3,661−15.3%Reduced
C2C Wealth Management, LLC20,421$1.05M0.95%+300+1.5%Added
Williamson Legacy Group, LLC20,512$1.06M0.89%+4,495+28.1%Added
Vestcor Inc21,101$1.09M0.03%+21,101New
Applied Capital LLC21,150$1.09M0.81%+3,580+20.4%Added
CWA Asset Management Group, LLC21,817$1.12M0.05%+359+1.7%Added
Trilogy Capital Inc.22,210$1.14M0.06%+92+0.4%Added
SEI Investments Co22,293$1.15M0.00%−489−2.1%Reduced
Inscription Capital, LLC22,350$1.15M0.17%−5,275−19.1%Reduced
Exencial Wealth Advisors, LLC22,372$1.15M0.04%+20.0%Added
HB Wealth Management, LLC22,444$1.16M0.01%−4,367−16.3%Reduced
Smith, Moore & Co.22,585$1.16M0.10%−1,650−6.8%Reduced
Clear Street Markets LLC22,635$1.17M0.42%+510+2.3%Added
Delta Investment Management, LLC24,765$1.28M0.25%+4,478+22.1%Added
Allworth Financial LP24,847$1.28M0.01%+22,261+860.8%Added
American Financial Group Inc25,000$1.29M0.48%00.0%Unchanged
Chelsea Counsel Co25,000$1.29M0.64%00.0%Unchanged
National Philanthropic Trust25,000$1.29M0.02%00.0%Unchanged
Bessemer Group Inc25,081$1.29M0.00%+200+0.8%Added
Pathstone Holdings, LLC25,411$1.31M0.01%−222−0.9%Reduced
Veracity Capital LLC25,638$1.32M0.46%00.0%Unchanged
Argyle Capital Partners, LLC26,712$1.38M1.13%+250+0.9%Added
McIntyre Freedman & Flynn Investment Advisers Inc27,000$1.39M0.98%00.0%Unchanged
One Charles Private Wealth Services, LLC27,385$1.41M0.40%−550−2.0%Reduced
Oppenheimer & Co Inc27,621$1.42M0.02%−339−1.2%Reduced
Outfitter Financial LLC27,972$1.44M1.23%00.0%Unchanged
D.A. Davidson & Co.28,900$1.49M0.01%+1,743+6.4%Added
Fortem Financial Group, LLC29,018$1.49M0.48%+1,141+4.1%Added
Spears Abacus Advisors LLC29,500$1.52M0.03%−2,700−8.4%Reduced
ProShare Advisors LLC29,598$1.52M0.00%+4,439+17.6%Added
IFG Advisory, LLC29,756$1.53M0.08%+5,571+23.0%Added
Anthracite Investment Company, Inc.30,000$1.55M0.81%00.0%Unchanged
Bramshill Investments, LLC30,006$1.55M0.16%−162−0.5%Reduced
Quadrant Capital Group LLC30,150$1.55M0.06%00.0%Unchanged
Prevail Innovative Wealth Advisors, LLC30,291$1.56M0.35%−10,235−25.3%Reduced
Pingora Partners LLC30,823$1.59M1.19%00.0%Unchanged
Birch Capital Management, LLC31,044$1.60M0.82%00.0%Unchanged
Kestra Private Wealth Services, LLC31,336$1.61M0.02%+9,128+41.1%Added
Prospera Financial Services Inc31,572$1.63M0.03%+1,634+5.5%Added
Umb Bank N A31,912$1.64M0.03%00.0%Unchanged
Oppenheimer Asset Management Inc.32,162$1.66M0.02%−1,110−3.3%Reduced
Stephens Inc32,655$1.68M0.02%+64+0.2%Added
AssuredPartners Investment Advisors, LLC32,762$1.69M0.41%−903−2.7%Reduced
Brookstone Capital Management33,350$1.72M0.02%−1,444−4.2%Reduced
Blair William & Co33,450$1.72M0.00%−37−0.1%Reduced
Howard Financial Services, Ltd.33,676$1.73M0.23%+1,200+3.7%Added
Apollon Wealth Management, LLC33,682$1.73M0.03%−312−0.9%Reduced
Northern Trust Corp33,985$1.75M0.00%−282,126−89.2%Reduced
Pathway Financial Advisers, LLC34,012$1.75M0.57%+1,695+5.2%Added
Obermeyer Wood Investment Counsel, LLLP34,199$1.76M0.09%−982−2.8%Reduced
Lido Advisors, LLC34,234$1.76M0.01%+479+1.4%Added
Pekin Hardy Strauss, Inc.35,565$1.83M0.21%00.0%Unchanged
Susquehanna International Group, LLP36,050$1.86M0.00%−6,625−15.5%Reduced
Empire Financial Management Company, LLC36,225$1.87M0.54%00.0%Unchanged