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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 639 | $11.1B |
| Q1 2026 | 646 | $11.6B |
| Q4 2025 | 633 | $9.52B |
| Q3 2025 | 576 | $10.5B |
| Q2 2025 | 575 | $11.2B |
| Q1 2025 | 570 | $11.6B |
| Q4 2024 | 535 | $10.4B |
| Q3 2024 | 502 | $10.3B |
| Q2 2024 | 491 | $10.2B |
| Q1 2024 | 480 | $9.32B |
| Q4 2023 | 444 | $8.15B |
| Q3 2023 | 398 | $8.18B |
| Q2 2023 | 370 | $7.62B |
| Q1 2023 | 381 | $7.91B |
| Q4 2022 | 359 | $7.36B |
| Q3 2022 | 342 | $6.98B |
| Q2 2022 | 340 | $6.97B |
| Q1 2022 | 350 | $8.20B |
| Q4 2021 | 341 | $7.48B |
| Q3 2021 | 311 | $7.51B |
| Q2 2021 | 301 | $8.20B |
| Q1 2021 | 306 | $7.34B |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Tectonic Advisors LLC | 224,763 | $11.6M | 0.67% | +13,168+6.2% | Added |
| Nuveen, LLC | 225,587 | $11.6M | 0.00% | −3,832−1.7% | Reduced |
| Northeast Financial Consultants Inc | 230,478 | $11.9M | 0.49% | 00.0% | Unchanged |
| Walnut Private Equity Partners, LLC | 242,300 | $12.5M | 7.29% | +31,300+14.8% | Added |
| NBW Capital LLC | 249,837 | $12.9M | 2.78% | −8,597−3.3% | Reduced |
| Goldentree Asset Management LP | 252,500 | $13.0M | 1.26% | 00.0% | Unchanged |
| Warren Averett Asset Management, LLC | 253,606 | $13.1M | 0.14% | −4,828−1.9% | Reduced |
| Envestnet Asset Management Inc | 256,015 | $13.2M | 0.00% | +4,878+1.9% | Added |
| Private Capital Advisors, Inc. | 256,309 | $13.2M | 1.61% | −1,250−0.5% | Reduced |
| Jump Financial, LLC | 269,062 | $13.9M | 0.17% | +150,462+126.9% | Added |
| Texas Yale Capital Corp. | 275,440 | $14.2M | 0.46% | −7,913−2.8% | Reduced |
| Maryland State Retirement & Pension System | 340,375 | $17.5M | 0.38% | +21,254+6.7% | Added |
| Heronetta Management, L.P. | 356,064 | $18.3M | 10.22% | 00.0% | Unchanged |
| Distillate Capital Partners LLC | 358,631 | $18.5M | 0.99% | −30,685−7.9% | Reduced |
| Catalyst Capital Advisors LLC | 364,486 | $18.8M | 0.38% | +14,524+4.2% | Added |
| Susquehanna Portfolio Strategies, LLC | 367,001 | $18.9M | 0.41% | +367,001 | New |
| Sovereign Investment Advisors, LLC | 373,955 | $19.3M | 5.30% | 00.0% | Unchanged |
| Bollard Group LLC | 380,978 | $19.6M | 0.45% | +35,431+10.3% | Added |
| Oxbow Advisors, LLC | 402,509 | $20.7M | 2.27% | −970.0% | Reduced |
| Exchange Traded Concepts, LLC | 402,659 | $20.7M | 0.27% | −11,415−2.8% | Reduced |
| LPL Financial LLC | 403,603 | $20.8M | 0.01% | +71,831+21.7% | Added |
| Natixis | 403,758 | $20.8M | 0.10% | +379,800+1,585.3% | Added |
| Citigroup Inc | 466,230 | $24.0M | 0.02% | −75,859−14.0% | Reduced |
| Chicago Partners Investment Group LLC | 479,620 | $24.4M | 0.70% | +8,098+1.7% | Added |
| U.S. Capital Wealth Advisors, LLC | 493,858 | $25.4M | 0.74% | +1770.0% | Added |
| RR Advisors, LLC | 499,000 | $25.7M | 6.18% | −13,000−2.5% | Reduced |
| Americana Partners, LLC | 520,001 | $26.8M | 0.92% | −1,204−0.2% | Reduced |
| Appaloosa LPSuperinvestorAppaloosa | 578,500 | $29.8M | 0.46% | 00.0% | Unchanged |
| BlackRock, Inc. | 585,593 | $30.2M | 0.00% | +474,842+428.7% | Added |
| Northside Capital Management, LLC | 592,056 | $30.5M | 2.32% | +592,056 | New |
| HighTower Advisors, LLC | 637,834 | $32.9M | 0.04% | +23,043+3.7% | Added |
| Reaves W H & Co Inc | 670,500 | $34.5M | 0.77% | +560,500+509.5% | Added |
| Cohen & Steers, Inc. | 691,287 | $35.6M | 0.07% | +34,320+5.2% | Added |
| Wells Fargo & Company | 748,861 | $38.6M | 0.01% | −180,102−19.4% | Reduced |
| Longfellow Investment Management Co LLC | 766,529 | $39.5M | 9.77% | 00.0% | Unchanged |
| Jennison Associates LLC | 768,631 | $39.6M | 0.02% | −3,063−0.4% | Reduced |
| Royal Bank of Canada | 804,185 | $41.4M | 0.01% | +22,756+2.9% | Added |
| Raymond James Financial Inc | 908,937 | $46.8M | 0.02% | +30,331+3.5% | Added |
| BNP Paribas Arbitrage, SA | 943,120 | $48.6M | 0.04% | −252,995−21.2% | Reduced |
| Deutsche Bank AG | 982,930 | $50.6M | 0.02% | +102,750+11.7% | Added |
| Allianz Asset Management GmbH | 1,015,300 | $52.3M | 0.07% | −259,900−20.4% | Reduced |
| Neuberger Berman Group LLC | 1,048,144 | $54.0M | 0.04% | +51,367+5.2% | Added |
| Progeny 3, Inc. | 1,060,459 | $54.6M | 3.06% | +4,900+0.5% | Added |
| Mariner, LLC | 1,117,316 | $57.6M | 0.08% | +50,568+4.7% | Added |
| Epoch Investment Partners, Inc. | 1,117,865 | $57.6M | 0.30% | −86,383−7.2% | Reduced |
| Barclays PLC | 1,142,351 | $58.8M | 0.02% | −55,827−4.7% | Reduced |
| Infrastructure Capital Advisors, LLC | 1,205,064 | $62.1M | 7.48% | +1,041,289+635.8% | Added |
| Stifel Financial Corp | 1,363,994 | $70.3M | 0.07% | −67,345−4.7% | Reduced |
| FMR LLC | 1,423,546 | $73.3M | 0.00% | −519,583−26.7% | Reduced |
| Victory Capital Management Inc | 1,445,745 | $74.5M | 0.05% | +1,445,745 | New |
| AlphaCore Capital LLC | 1,571,333 | $80.9M | 3.08% | +1,259+0.1% | Added |
| Cushing Asset Management, LP | 1,715,800 | $88.4M | 5.37% | −106,909−5.9% | Reduced |
| Duff & Phelps Investment Management Co | 1,832,792 | $94.4M | 1.11% | −96,000−5.0% | Reduced |
| Eagle Global Advisors LLC | 1,919,565 | $98.9M | 4.00% | +23,135+1.2% | Added |
| Clearbridge Investments, LLC | 2,150,093 | $110.8M | 0.09% | −852,400−28.4% | Reduced |
| Westwood Holdings Group Inc. | 2,205,946 | $113.6M | 0.82% | +33,126+1.5% | Added |
| Miller Howard Investments Inc | 2,240,136 | $115.4M | 3.66% | −79,549−3.4% | Reduced |
| Fractal Investments LLC | 2,256,503 | $116.2M | 16.58% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 2,724,069 | $140.3M | 0.25% | −174,110−6.0% | Reduced |
| Brookfield Asset Management Inc. | 3,756,582 | $193.5M | 0.24% | −109,963−2.8% | Reduced |
| Brave Warrior Advisors, LLC | 4,275,033 | $220.2M | 5.05% | −89,053−2.0% | Reduced |
| ING Groep NV | 4,562,500 | $235.0M | 1.43% | +15,000+0.3% | Added |
| JPMorgan Chase & Co | 4,867,313 | $250.7M | 0.02% | −178,655−3.5% | Reduced |
| Morgan Stanley | 5,244,644 | $270.2M | 0.02% | −1,210,903−18.8% | Reduced |
| Chickasaw Capital Management LLC | 5,491,608 | $282.9M | 11.23% | +5,691+0.1% | Added |
| Energy Income Partners, LLC | 5,541,795 | $285.5M | 5.60% | +236,932+4.5% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 6,759,703 | $348.2M | 0.67% | −195,753−2.8% | Reduced |
| UBS Group AG | 6,809,249 | $350.7M | 0.07% | +869,016+14.6% | Added |
| Kayne Anderson Capital Advisors LP | 7,619,104 | $392.5M | 9.12% | −168,959−2.2% | Reduced |
| Bank of America Corp | 9,873,619 | $508.6M | 0.04% | +757,569+8.3% | Added |
| Tortoise Capital Advisors, L.L.C. | 13,190,837 | $679.5M | 8.86% | −533,308−3.9% | Reduced |
| Goldman Sachs Group Inc | 14,145,790 | $728.6M | 0.12% | +496,566+3.6% | Added |
| Blackstone Group Inc. | 16,943,438 | $872.8M | 3.92% | −556,560−3.2% | Reduced |
| Invesco Ltd. | 19,418,577 | $1.00B | 0.17% | −634,411−3.2% | Reduced |
| Alps Advisors Inc | 26,084,203 | $1.34B | 7.75% | +300,501+1.2% | Added |
| Amundi | 0 | $0 | 0.00% | −1,410,705−100.0% | Sold out |
| Delphi Financial Group, Inc. | 0 | $0 | 0.00% | −341,079−100.0% | Sold out |
| Partners Value Investments LP | 0 | $0 | 0.00% | −160,500−100.0% | Sold out |
| Mizuho Markets Americas LLC | 0 | $0 | 0.00% | −47,968−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −31,019−100.0% | Sold out |
| National Asset Management, Inc. | 0 | $0 | 0.00% | −21,555−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −21,552−100.0% | Sold out |
| Fort Washington Investment Advisors Inc | 0 | $0 | 0.00% | −20,943−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −18,386−100.0% | Sold out |
| Groesbeck Investment Management Corp | 0 | $0 | 0.00% | −16,800−100.0% | Sold out |
| Financial Counselors Inc | 0 | $0 | 0.00% | −14,156−100.0% | Sold out |
| BBR Partners, LLC | 0 | $0 | 0.00% | −14,000−100.0% | Sold out |
| F&V Capital Management, LLC | 0 | $0 | 0.00% | −12,250−100.0% | Sold out |
| Wilkinson Global Asset Management LLC | 0 | $0 | 0.00% | −11,445−100.0% | Sold out |
| Plan Group Financial, LLC | 0 | $0 | 0.00% | −10,240−100.0% | Sold out |
| Venturi Wealth Management, LLC | 0 | $0 | 0.00% | −10,054−100.0% | Sold out |
| TownSquare Capital, LLC | 0 | $0 | 0.00% | −7,751−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −6,522−100.0% | Sold out |
| Beverly Hills Private Wealth, LLC | 0 | $0 | 0.00% | −5,772−100.0% | Sold out |
| Avidian Wealth Solutions, LLC | 0 | $0 | 0.00% | −5,719−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −5,700−100.0% | Sold out |
| Green Square Capital Advisors LLC | 0 | $0 | 0.00% | −5,281−100.0% | Sold out |
| SFMG, LLC | 0 | $0 | 0.00% | −4,952−100.0% | Sold out |
| Legacy Advisors, LLC | 0 | $0 | 0.00% | −4,775−100.0% | Sold out |
| AE Wealth Management LLC | 0 | $0 | 0.00% | −4,498−100.0% | Sold out |