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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 2023

Institutional positions in MPLX LP as of Jun 30, 2023. 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
370
−6 vs. Q1 2023
Shares held
227.2M
−5.37M (−2.3%) vs. Q1 2023
Total value
$7.71B
−$273.3M (−3.4%) vs. Q1 2023
New holders
33
113 more added
Sold out
39
101 more reduced

5 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: 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 2023: 370 institutions
Q1 2021: 306 institutionsQ2 2021: 302 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 2023: $7.71B
Q1 2021: $7.34BQ2 2021: $8.20BQ3 2021: $7.52BQ4 2021: $7.51BQ1 2022: $8.33BQ2 2022: $6.97BQ3 2022: $6.98BQ4 2022: $7.36BQ1 2023: $7.99BQ2 2023: $7.71BQ3 2023: $8.19BQ4 2023: $8.62BQ1 2024: $10.3BQ2 2024: $10.5BQ3 2024: $10.6BQ4 2024: $10.6BQ1 2025: $12.1BQ2 2025: $11.2BQ3 2025: $10.7BQ4 2025: $9.55BQ1 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$9.55B
Q3 2025576$10.7B
Q2 2025575$11.2B
Q1 2025570$12.1B
Q4 2024535$10.6B
Q3 2024502$10.6B
Q2 2024491$10.5B
Q1 2024480$10.3B
Q4 2023444$8.62B
Q3 2023398$8.19B
Q2 2023370$7.71B
Q1 2023381$7.99B
Q4 2022359$7.36B
Q3 2022342$6.98B
Q2 2022340$6.97B
Q1 2022350$8.33B
Q4 2021341$7.51B
Q3 2021311$7.52B
Q2 2021302$8.20B
Q1 2021306$7.34B

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q1 2023.

Institutions holding MPLX in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Blackstone Group Inc.44,968,907$1.53B6.66%−5,509,647−10.9%Reduced
Alps Advisors Inc24,192,641$821.1M7.13%+543,117+2.3%Added
Invesco Ltd.20,108,232$682.5M0.18%−4,3130.0%Reduced
Goldman Sachs Group Inc13,186,593$447.6M0.11%−353,990−2.6%Reduced
Tortoise Capital Advisors, L.L.C.12,254,358$415.9M6.34%−219,823−1.8%Reduced
Bank of America Corp10,917,994$370.6M0.04%−726,427−6.2%Reduced
Kayne Anderson Capital Advisors LP6,231,047$211.5M6.38%−260,024−4.0%Reduced
Chickasaw Capital Management LLC5,742,784$194.9M10.78%−405,009−6.6%Reduced
Morgan Stanley5,566,168$188.9M0.02%+250,401+4.7%Added
Mirae Asset Global Investments Co., Ltd.5,333,175$181.0M0.39%−618,749−10.4%Reduced
CIBC Private Wealth Group, LLC5,254,130$178.3M0.19%+13,156+0.3%Added
UBS Group AG5,230,237$177.5M0.08%−402,537−7.1%Reduced
Clearbridge Investments, LLC5,050,196$171.4M0.15%−1,7800.0%Reduced
JPMorgan Chase & Co4,530,021$153.7M0.02%+231,515+5.4%Added
Brookfield Asset Management Inc.4,160,111$141.2M0.56%+270,040+6.9%Added
Energy Income Partners, LLC3,767,599$127.9M2.72%−41,443−1.1%Reduced
ING Groep NV2,260,500$76.7M0.58%00.0%Unchanged
Miller Howard Investments Inc2,155,041$73.1M2.60%−14,810−0.7%Reduced
Duff & Phelps Investment Management Co1,972,193$66.9M0.81%+124,907+6.8%Added
Deutsche Bank AG1,690,374$57.4M0.03%+31,480+1.9%Added
Delphi Financial Group, Inc.1,583,389$53.7M27.28%00.0%Unchanged
Epoch Investment Partners, Inc.1,578,099$53.6M0.31%−20,599−1.3%Reduced
AlphaCore Capital LLC1,561,238$53.0M8.49%+1,561,238New
Eagle Global Advisors LLC1,528,536$51.9M3.42%+28,120+1.9%Added
Fractal Investments LLC1,461,951$49.6M11.05%+14,032+1.0%Added
Jennison Associates LLC1,423,872$48.3M0.04%+200,432+16.4%Added
Longfellow Investment Management Co LLC1,316,775$44.7M10.26%00.0%Unchanged
Citigroup Inc1,262,896$42.9M0.06%−222,446−15.0%Reduced
BNP Paribas Arbitrage, SA1,228,496$41.7M0.08%+754,549+159.2%Added
Infrastructure Capital Advisors, LLC1,192,706$40.5M5.95%+12,464+1.1%Added
Stifel Financial Corp1,160,783$39.4M0.05%+11,846+1.0%Added
Cushing Asset Management, LP1,118,649$38.0M3.67%−65,052−5.5%Reduced
Wells Fargo & Company1,064,967$36.1M0.01%−40,162−3.6%Reduced
Westwood Holdings Group Inc.1,048,181$35.6M0.32%−90,014−7.9%Reduced
Barclays PLC1,045,235$35.5M0.02%−491,283−32.0%Reduced
Natixis918,917$31.2M0.27%−314,662−25.5%Reduced
Progeny 3, Inc.889,559$30.2M4.57%+19,700+2.3%Added
TPG GP A, LLC853,404$29.0M0.43%−11,752−1.4%Reduced
RR Advisors, LLC845,000$28.7M5.24%−61,000−6.7%Reduced
Amundi814,362$27.7M0.01%00.0%Unchanged
Beach Investment Counsel Inc756,148$25.7M3.05%−2,293−0.3%Reduced
Mariner, LLC692,389$23.5M0.06%+20,869+3.1%Added
Royal Bank of Canada613,311$20.8M0.01%+40,842+7.1%Added
Cohen & Steers, Inc.583,680$19.8M0.04%−125,548−17.7%Reduced
HighTower Advisors, LLC505,343$17.2M0.03%+12,526+2.5%Added
Raymond James Financial Services Advisors, Inc.453,550$15.4M0.03%+37,709+9.1%Added
Chicago Partners Investment Group LLC425,813$15.0M0.78%+2,556+0.6%Added
Spirit of America Management Corp429,897$14.6M3.29%−1,500−0.3%Reduced
Maryland State Retirement & Pension System380,671$12.9M0.27%+10,705+2.9%Added
Sovereign Investment Advisors, LLC373,955$12.7M4.80%00.0%Unchanged
Raymond James & Associates355,140$12.1M0.01%−18,376−4.9%Reduced
Americana Partners, LLC346,531$11.8M1.51%−4,701−1.3%Reduced
Exchange Traded Concepts, LLC339,413$11.5M0.28%+339,320+364,860.2%Added
Tortoise Index Solutions, LLC339,266$11.5M2.35%−38,938−10.3%Reduced
FMR LLC335,157$11.4M0.00%−18,857−5.3%Reduced
Heronetta Management, L.P.332,664$11.3M8.26%+595+0.2%Added
Bollard Group LLC303,756$10.3M0.35%+5,604+1.9%Added
Jane Street Group, LLC258,485$8.77M0.01%+195,951+313.4%Added
Private Capital Advisors, Inc.255,511$8.67M1.42%−7,080−2.7%Reduced
U.S. Capital Wealth Advisors, LLC239,735$8.14M0.39%+558+0.2%Added
Oxbow Advisors, LLC235,690$8.00M1.26%+211,664+881.0%Added
Northeast Financial Consultants Inc226,878$7.70M0.47%00.0%Unchanged
Captrust Financial Advisors220,095$7.47M0.03%+178,747+432.3%Added
Allianz Asset Management GmbH218,300$7.41M0.02%00.0%Unchanged
Deroy & Devereaux Private Investment Counsel Inc217,939$7.40M0.51%+1,400+0.6%Added
LPL Financial LLC210,377$7.14M0.01%+2,036+1.0%Added
Evergreen Capital Management LLC202,506$6.87M0.29%−181−0.1%Reduced
Avenir Corp200,664$6.81M0.60%−23,980−10.7%Reduced
Neuberger Berman Group LLC191,043$6.48M0.01%−401−0.2%Reduced
Adams Asset Advisors, LLC189,309$6.43M0.94%00.0%Unchanged
Appaloosa LPSuperinvestorAppaloosa182,325$6.19M0.11%−10,000−5.2%Reduced
Sawtooth Solutions, LLC180,057$6.11M0.17%−9,580−5.1%Reduced
Karpas Strategies, LLC170,105$5.77M1.95%+3,010+1.8%Added
Kercheville Advisors, LLC168,952$5.73M3.47%−771−0.5%Reduced
Advisors Capital Management, LLC167,161$5.67M0.14%+3,019+1.8%Added
Advisor Group Holdings, Inc.158,438$5.38M0.01%+32,497+25.8%Added
Texas Yale Capital Corp.154,808$5.25M0.25%−1,974−1.3%Reduced
Nuveen Asset Management, LLC147,218$5.00M0.00%+139,465+1,798.9%Added
Granby Capital Management, LLC130,000$4.41M3.98%00.0%Unchanged
Castleark Management LLC129,642$4.40M0.20%−29,230−18.4%Reduced
Hennessy Advisors Inc128,949$4.38M0.32%00.0%Unchanged
Citadel Advisors LLC127,867$4.34M0.00%+54,507+74.3%Added
Fort Washington Investment Advisors Inc127,187$4.32M0.03%+84,000+194.5%Added
Tectonic Advisors LLC120,533$4.09M0.50%+12,990+12.1%Added
Catalyst Capital Advisors LLC118,275$4.01M0.12%−10,565−8.2%Reduced
National Asset Management, Inc.114,245$3.88M0.09%+108+0.1%Added
Evercore Wealth Management, LLC112,053$3.80M0.07%00.0%Unchanged
The PNC Financial Services Group, Inc.110,532$3.75M0.00%+1,234+1.1%Added
First Trust Advisors LP103,188$3.50M0.00%−19,945−16.2%Reduced
Susquehanna Fundamental Investments, LLC102,189$3.47M0.13%00.0%Unchanged
Wexford Capital LP99,945$3.39M0.68%00.0%Unchanged
ELCO Management Co., LLC95,374$3.24M2.34%+480+0.5%Added
HAP Trading, LLC95,028$3.23M0.91%+95,028New
Blueprint Investment Partners LLC94,618$3.21M1.15%−12,086−11.3%Reduced
AE Wealth Management LLC93,793$3.18M0.02%−7,945−7.8%Reduced
PPM America Inc89,400$3.03M39.86%00.0%Unchanged
Glenmede Trust Co NA85,906$2.96M0.02%00.0%Unchanged
Walleye Trading LLC83,403$2.83M0.15%+14,103+20.4%Added
Rockefeller Capital Management L.P.82,533$2.80M0.01%−52,812−39.0%Reduced
NBW Capital LLC81,740$2.77M0.65%−4,014−4.7%Reduced