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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.

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
International Assets Investment Management, LLC6,868$353.8K0.03%−2,776−28.8%Reduced
Atria Wealth Solutions, Inc.6,893$355.1K0.01%−51,184−88.1%Reduced
Jones Financial Companies LLLP6,911$356.7K0.00%+1,279+22.7%Added
Avantax Advisory Services, Inc.6,926$356.8K0.00%−1,358−16.4%Reduced
Financial Advocates Investment Management7,027$362.0K0.03%+7,027New
Integrity Alliance, LLC.7,031$362.2K0.02%−6,268−47.1%Reduced
Hilton Capital Management, LLC7,085$364.9K0.03%00.0%Unchanged
ORG Partners LLC7,267$370.6K0.08%−345−4.5%Reduced
Icon Wealth Advisors, LLC7,283$375.1K0.03%00.0%Unchanged
Harbour Investments, Inc.7,293$375.7K0.01%+180+2.5%Added
Arista Wealth Management, LLC7,306$376.3K0.05%+7,306New
Allegheny Financial Group LTD7,364$379.3K0.08%−1,364−15.6%Reduced
Lee Financial Co7,372$379.7K0.05%00.0%Unchanged
Silverberg Bernstein Capital Management LLC7,376$379.9K0.26%+567+8.3%Added
Quantinno Capital Management LP7,378$380.1K0.00%+7,378New
Toroso Investments, LLC7,395$380.9K0.00%−6,138−45.4%Reduced
Pine Valley Investments Ltd Liability Co7,451$383.8K0.02%+13+0.2%Added
Spire Wealth Management7,451$383.8K0.01%−1,501−16.8%Reduced
MML Investors Services, LLC7,474$385.0K0.00%−5,909−44.2%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH7,500$386.3K0.00%−800−9.6%Reduced
Truist Financial Corp7,649$394.0K0.00%−1,474−16.2%Reduced
Belfer Management LLC7,668$395.0K6.04%00.0%Unchanged
Advisor OS, LLC7,748$399.1K0.04%00.0%Unchanged
Hilltop Holdings Inc.7,773$400.4K0.03%+65+0.8%Added
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management7,820$402.8K0.01%00.0%Unchanged
Valeo Financial Advisors, LLC7,928$408.4K0.01%+19+0.2%Added
Focus Financial Network, Inc.7,951$409.6K0.02%+2,200+38.3%Added
MAS Advisors LLC7,991$411.6K0.67%+300+3.9%Added
Wedbush Securities Inc8,005$412.0K0.01%+127+1.6%Added
Signaturefd, LLC8,000$412.1K0.01%00.0%Unchanged
Matrix Private Capital Group LLC8,000$412.1K0.24%00.0%Unchanged
Quantum Financial Planning Services, Inc.8,000$412.1K0.19%+8,000New
Dynamic Advisor Solutions LLC8,060$415.2K0.01%+23+0.3%Added
Newman Dignan & Sheerar, Inc.8,100$417.2K0.10%−200−2.4%Reduced
Silver Oak Securities, Inc8,268$425.9K0.04%−287−3.4%Reduced
Perigon Wealth Management, LLC8,331$429.1K0.01%−54−0.6%Reduced
True North Advisors, LLC8,347$429.9K0.08%−666−7.4%Reduced
Capital Investment Advisors, LLC8,367$431.0K0.01%+269+3.3%Added
Robertson Stephens Wealth Management, LLC8,393$432.3K0.01%00.0%Unchanged
Diversify Advisory Services, LLC8,723$434.8K0.02%+8,723New
Chung Wu Investment Group, LLC8,500$437.8K0.46%−300−3.4%Reduced
Farmers & Merchants Investments Inc8,690$447.6K0.01%00.0%Unchanged
Requisite Capital Management, LLC8,698$448.0K0.10%+1,674+23.8%Added
Holderness Investments Co8,720$449.2K0.10%+380+4.6%Added
Colony Group, LLC8,769$451.7K0.00%+859+10.9%Added
Sowell Financial Services LLC8,814$454.0K0.02%−748−7.8%Reduced
Navellier & Associates Inc8,847$455.7K0.06%+40.0%Added
Peapack Gladstone Financial Corp8,899$458.0K0.01%−659−6.9%Reduced
Carnegie Capital Asset Management, LLC8,948$460.9K0.01%+819+10.1%Added
Ameritas Investment Partners, Inc.8,983$462.7K0.01%00.0%Unchanged
Fidelis Capital Partners, LLC9,032$463.4K0.04%00.0%Unchanged
Northstar Advisory Group, LLC9,000$463.6K0.23%+9,000New
Hancock Whitney Corp9,039$465.6K0.01%+9,039New
Trueblood Wealth Management, LLC9,295$478.8K0.20%+150+1.6%Added
Walled Lake Planning & Wealth Management, LLC9,419$485.2K0.16%00.0%Unchanged
Bogart Wealth, LLC9,727$501.0K0.02%00.0%Unchanged
Bokf, NA9,915$510.7K0.01%00.0%Unchanged
Commerce Bank9,933$511.6K0.00%+2,616+35.8%Added
Abel Hall, LLC10,000$515.1K0.24%00.0%Unchanged
Arete Wealth Advisors, LLC10,052$518.0K0.04%+200+2.0%Added
Wedmont Private Capital10,355$525.6K0.02%+58+0.6%Added
Bedel Financial Consulting, Inc.10,319$531.6K0.07%+71+0.7%Added
Venture Visionary Partners LLC10,337$532.5K0.02%+1,117+12.1%Added
M&T Bank Corp10,494$540.5K0.00%−17,000−61.8%Reduced
Marshall Investment Management, LLC10,528$542.3K2.58%00.0%Unchanged
Bleakley Financial Group, LLC10,675$549.9K0.01%+10,675New
Cascade Financial Partners, LLC10,721$552.2K0.07%+695+6.9%Added
Essex Financial Services, Inc.10,817$557.2K0.04%00.0%Unchanged
HBK Sorce Advisory LLC10,842$558.5K0.02%+19+0.2%Added
Colonial River Wealth Management, LLC11,202$565.3K0.24%−401−3.5%Reduced
Rothschild Investment LLC11,150$574.3K0.04%+2,000+21.9%Added
Ausdal Financial Partners, Inc.11,167$575.2K0.04%+6,719+151.1%Added
Axxcess Wealth Management, LLC11,202$577.0K0.01%−401−3.5%Reduced
Aire Advisors, LLC11,250$579.5K0.11%+1,635+17.0%Added
Country Club Bank11,265$581.4K0.04%00.0%Unchanged
Princeton Global Asset Management LLC11,489$591.8K0.11%−409−3.4%Reduced
Merrion Investment Management Co, LLC11,525$593.6K0.39%00.0%Unchanged
Formidable Asset Management, LLC11,153$596.9K0.10%00.0%Unchanged
Monetary Management Group Inc11,600$597.5K0.15%00.0%Unchanged
David R. Rahn & Associates Inc.11,635$599.3K0.16%00.0%Unchanged
Congress Wealth Management LLC11,670$601.2K0.01%+28+0.2%Added
Burford Brothers, Inc.11,828$609.3K0.28%+11,828New
Larson Financial Group LLC11,832$609.5K0.02%+1,260+11.9%Added
Granite Group Advisors, LLC11,905$613.2K0.37%00.0%Unchanged
Stratos Wealth Advisors, LLC11,914$613.7K0.03%−243−2.0%Reduced
Mutual Advisors, LLC12,172$620.2K0.02%+1,303+12.0%Added
49 Wealth Management, LLC12,104$623.5K0.07%+3,119+34.7%Added
Griffin Asset Management, Inc.12,192$628.0K0.07%−560−4.4%Reduced
Wesbanco Bank Inc12,230$630.0K0.02%+3,411+38.7%Added
Citizens Financial Group Inc12,494$643.6K0.01%+12,494New
First Heartland Consultants, Inc.12,710$654.7K0.06%+2,659+26.5%Added
Savant Capital, LLC12,753$656.9K0.00%00.0%Unchanged
Principal Street Partners, LLC12,780$658.3K0.06%+6,262+96.1%Added
ARS Investment Partners, LLC12,900$664.5K0.05%+12,900New
Franklin Resources Inc12,920$665.5K0.00%+800+6.6%Added
Aviance Capital Partners, LLC12,974$668.3K0.09%00.0%Unchanged
Pensionmark Financial Group, LLC13,025$670.9K0.02%−200−1.5%Reduced
Augustine Asset Management Inc13,080$673.8K0.18%00.0%Unchanged
Bradley Foster & Sargent Inc13,425$691.5K0.01%+13,425New
Addis & Hill, Inc13,567$698.8K0.46%+59+0.4%Added