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 2021
Institutional positions in MPLX LP as of Jun 30, 2021. 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
- 301
- −2 vs. Q1 2021
- Shares held
- 277.0M
- −8.25M (−2.9%) vs. Q1 2021
- Total value
- $8.20B
- +$885.1M (+12.1%) vs. Q1 2021
- New holders
- 31
- 100 more added
- Sold out
- 33
- 95 more reduced
3 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2021: 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 | $9.55B |
| Q3 2025 | 576 | $10.7B |
| Q2 2025 | 575 | $11.2B |
| Q1 2025 | 570 | $12.1B |
| Q4 2024 | 535 | $10.6B |
| Q3 2024 | 502 | $10.6B |
| Q2 2024 | 491 | $10.5B |
| Q1 2024 | 480 | $10.3B |
| Q4 2023 | 444 | $8.62B |
| Q3 2023 | 398 | $8.19B |
| Q2 2023 | 370 | $7.71B |
| Q1 2023 | 381 | $7.99B |
| Q4 2022 | 359 | $7.36B |
| Q3 2022 | 342 | $6.98B |
| Q2 2022 | 340 | $6.97B |
| Q1 2022 | 350 | $8.33B |
| Q4 2021 | 341 | $7.51B |
| Q3 2021 | 311 | $7.52B |
| Q2 2021 | 302 | $8.20B |
| Q1 2021 | 306 | $7.34B |
Institutions, Q2 2021
Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Blackstone Group Inc. | 67,736,346 | $2.01B | 4.71% | +257,000+0.4% | Added |
| Invesco Ltd. | 21,373,513 | $632.9M | 0.16% | −294,571−1.4% | Reduced |
| Alps Advisors Inc | 20,025,917 | $593.0M | 5.24% | +26,200+0.1% | Added |
| Tortoise Capital Advisors, L.L.C. | 17,396,033 | $515.1M | 7.81% | −1,316,554−7.0% | Reduced |
| Goldman Sachs Group Inc | 15,376,326 | $455.3M | 0.12% | −3,253,803−17.5% | Reduced |
| Bank of America Corp | 13,611,477 | $403.0M | 0.05% | +4,055,524+42.4% | Added |
| CIBC Private Wealth Group, LLC | 8,510,197 | $252.0M | 0.58% | −970,973−10.2% | Reduced |
| Brookfield Asset Management Inc. | 8,152,084 | $241.4M | 1.14% | +94,065+1.2% | Added |
| Chickasaw Capital Management LLC | 8,121,854 | $240.5M | 10.68% | −211,404−2.5% | Reduced |
| Kayne Anderson Capital Advisors LP | 7,683,997 | $227.5M | 6.67% | +686,300+9.8% | Added |
| Salient Capital Advisors, LLC | 5,781,791 | $171.2M | 7.19% | +752,454+15.0% | Added |
| JPMorgan Chase & Co | 5,274,462 | $156.2M | 0.02% | +197,154+3.9% | Added |
| Morgan Stanley | 5,238,182 | $155.1M | 0.02% | −248,664−4.5% | Reduced |
| UBS Group AG | 5,093,750 | $150.8M | 0.06% | −702,210−12.1% | Reduced |
| Clearbridge Investments, LLC | 4,921,445 | $145.7M | 0.10% | −7,530−0.2% | Reduced |
| Deutsche Bank AG | 3,808,887 | $112.8M | 0.05% | +322,456+9.2% | Added |
| Mirae Asset Global Investments Co., Ltd. | 3,775,005 | $111.8M | 0.31% | −55,948−1.5% | Reduced |
| ING Groep NV | 2,823,000 | $83.6M | 1.33% | +137,000+5.1% | Added |
| Citigroup Inc | 2,716,166 | $80.4M | 0.07% | +278,833+11.4% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 2,527,488 | $74.8M | 0.84% | −88,322−3.4% | Reduced |
| Miller Howard Investments Inc | 2,346,763 | $69.5M | 2.78% | −34,144−1.4% | Reduced |
| TPG Group Holdings (SBS) Advisors, Inc. | 2,211,582 | $65.5M | 0.47% | +11,084+0.5% | Added |
| Delphi Financial Group, Inc. | 2,025,040 | $60.0M | 16.45% | 00.0% | Unchanged |
| Infrastructure Capital Advisors, LLC | 1,905,012 | $56.4M | 10.38% | +493,068+34.9% | Added |
| Duff & Phelps Investment Management Co | 1,781,438 | $52.7M | 0.69% | +114,495+6.9% | Added |
| Zimmer Partners, LP | 1,729,554 | $51.2M | 0.71% | −757,500−30.5% | Reduced |
| Cushing Asset Management, LP | 1,727,234 | $51.1M | 4.96% | −92,410−5.1% | Reduced |
| Natixis | 1,627,099 | $48.2M | 0.21% | −1,765,800−52.0% | Reduced |
| Eagle Global Advisors LLC | 1,604,406 | $47.5M | 3.07% | −34,010−2.1% | Reduced |
| Barclays PLC | 1,551,101 | $45.9M | 0.04% | −2,135,003−57.9% | Reduced |
| Longfellow Investment Management Co LLC | 1,452,447 | $43.0M | 6.11% | +97,000+7.2% | Added |
| Mariner, LLC | 1,280,660 | $37.9M | 0.24% | +568,481+79.8% | Added |
| Cohen & Steers, Inc. | 1,234,640 | $36.6M | 0.07% | +11,852+1.0% | Added |
| State of New Jersey Common Pension Fund D | 1,178,906 | $34.9M | 0.11% | 00.0% | Unchanged |
| Wells Fargo & Company | 1,070,376 | $31.7M | 0.01% | +25,608+2.5% | Added |
| Amundi | 1,065,901 | $31.6M | 0.02% | +1,065,901 | New |
| Jennison Associates LLC | 981,065 | $29.0M | 0.02% | +11,420+1.2% | Added |
| Stifel Financial Corp | 937,241 | $27.8M | 0.04% | −2,048−0.2% | Reduced |
| Neuberger Berman Group LLC | 720,308 | $21.3M | 0.02% | −95,887−11.7% | Reduced |
| Beach Investment Counsel Inc | 719,343 | $21.3M | 1.91% | −99,211−12.1% | Reduced |
| Allianz Asset Management GmbH | 624,300 | $18.5M | 0.02% | +129,100+26.1% | Added |
| Bank of Montreal | 581,690 | $17.0M | 0.01% | −1,057,604−64.5% | Reduced |
| Spirit of America Management Corp | 551,966 | $16.3M | 3.49% | −4,500−0.8% | Reduced |
| Appaloosa LPSuperinvestorAppaloosa | 547,006 | $16.2M | 0.34% | −394,015−41.9% | Reduced |
| Royal Bank of Canada | 459,890 | $13.6M | 0.00% | +20,315+4.6% | Added |
| Wellington Management Group LLP | 453,436 | $13.4M | 0.00% | −18,802−4.0% | Reduced |
| HighTower Advisors, LLC | 447,162 | $13.2M | 0.04% | +3,895+0.9% | Added |
| Northeast Financial Consultants Inc | 404,158 | $12.0M | 0.81% | 00.0% | Unchanged |
| Raymond James Financial Services Advisors, Inc. | 385,992 | $11.4M | 0.02% | +1,654+0.4% | Added |
| Highland Capital Management Fund Advisors, L.P. | 385,923 | $11.4M | 2.51% | 00.0% | Unchanged |
| Sovereign Investment Advisors, LLC | 373,955 | $11.1M | 4.18% | 00.0% | Unchanged |
| Chicago Partners Investment Group LLC | 380,115 | $10.8M | 0.80% | +4,395+1.2% | Added |
| Arrowstreet Capital, Limited Partnership | 347,284 | $10.3M | 0.01% | −370,632−51.6% | Reduced |
| Oxbow Advisors, LLC | 336,224 | $9.96M | 1.04% | +107,411+46.9% | Added |
| Raymond James & Associates | 319,905 | $9.47M | 0.01% | −29,863−8.5% | Reduced |
| FMR LLC | 312,393 | $9.25M | 0.00% | +154,542+97.9% | Added |
| Heronetta Management, L.P. | 400,937 | $9.15M | 8.03% | +9,900+2.5% | Added |
| Vident Investment Advisory, LLC | 304,603 | $9.02M | 0.27% | +20,672+7.3% | Added |
| Tortoise Index Solutions, LLC | 304,603 | $9.02M | 1.89% | +20,672+7.3% | Added |
| Northern Trust Corp | 294,765 | $8.73M | 0.00% | −160,662−35.3% | Reduced |
| Uniplan Investment Counsel, Inc. | 291,577 | $8.63M | 0.51% | +219,320+303.5% | Added |
| Marshall Wace, LLP | 289,579 | $8.57M | 0.05% | +254,446+724.2% | Added |
| Marshall Wace North America L.P. | 261,869 | $7.75M | 0.03% | −425,690−61.9% | Reduced |
| Castleark Management LLC | 260,042 | $7.70M | 0.26% | 00.0% | Unchanged |
| Apollo Management Holdings, L.P. | 241,474 | $7.15M | 0.04% | 00.0% | Unchanged |
| Avenir Corp | 228,797 | $6.78M | 0.54% | −1,335−0.6% | Reduced |
| Evergreen Capital Management LLC | 199,896 | $5.92M | 0.28% | −11,291−5.3% | Reduced |
| Securian Asset Management, Inc | 194,759 | $5.77M | 0.12% | +36,500+23.1% | Added |
| Adams Asset Advisors, LLC | 175,583 | $5.20M | 1.02% | 00.0% | Unchanged |
| Morningstar Investment Management LLC | 172,157 | $5.10M | 0.58% | +172,157 | New |
| Bollard Group LLC | 170,668 | $5.05M | 0.16% | +69,612+68.9% | Added |
| First Trust Advisors LP | 155,319 | $4.60M | 0.00% | −19,058−10.9% | Reduced |
| Karpas Strategies, LLC | 153,328 | $4.54M | 1.61% | −5,890−3.7% | Reduced |
| Americana Partners, LLC | 160,335 | $4.46M | 2.26% | +5,052+3.3% | Added |
| Intrinsic Edge Capital Management LLC | 150,000 | $4.44M | 0.27% | +150,000 | New |
| Parametric Portfolio Associates LLC | 146,546 | $4.34M | 0.00% | −16,812−10.3% | Reduced |
| Cincinnati Insurance Co | 145,463 | $4.31M | 0.09% | 00.0% | Unchanged |
| Advisors Capital Management, LLC | 144,493 | $4.28M | 0.14% | −2,832−1.9% | Reduced |
| Deroy & Devereaux Private Investment Counsel Inc | 138,810 | $4.11M | 0.31% | +16,000+13.0% | Added |
| Wolverine Trading, LLC | 135,972 | $3.97M | 0.11% | +41,830+44.4% | Added |
| Arch Capital Group Ltd | 123,397 | $3.65M | 0.61% | +327+0.3% | Added |
| Kercheville Advisors, LLC | 121,898 | $3.61M | 1.67% | +13,700+12.7% | Added |
| Texas Yale Capital Corp. | 118,983 | $3.52M | 0.20% | 00.0% | Unchanged |
| Oppenheimer & Co Inc | 110,167 | $3.26M | 0.06% | +4,381+4.1% | Added |
| LPL Financial LLC | 108,017 | $3.20M | 0.00% | +32,745+43.5% | Added |
| Advisors Asset Management, Inc. | 107,151 | $3.17M | 0.04% | +400+0.4% | Added |
| The PNC Financial Services Group, Inc. | 105,323 | $3.12M | 0.00% | −13,266−11.2% | Reduced |
| Botty Investors LLC | 102,754 | $3.04M | 1.03% | +34,250+50.0% | Added |
| NBW Capital LLC | 99,120 | $2.94M | 0.71% | +991+1.0% | Added |
| Dividend Assets Capital, LLC | 97,428 | $2.88M | 0.57% | −6,352−6.1% | Reduced |
| BNP Paribas Arbitrage, SA | 93,584 | $2.77M | 0.01% | −2,140−2.2% | Reduced |
| ELCO Management Co., LLC | 93,126 | $2.76M | 2.05% | +6,723+7.8% | Added |
| Lido Advisors, LLC | 90,919 | $2.69M | 0.07% | +50,371+124.2% | Added |
| Rockefeller Capital Management L.P. | 90,205 | $2.67M | 0.02% | +47,549+111.5% | Added |
| Prudential PLC | 89,400 | $2.65M | 0.02% | 00.0% | Unchanged |
| Silvercrest Asset Management Group LLC | 87,377 | $2.59M | 0.02% | +2,275+2.7% | Added |
| Wexford Capital LP | 87,000 | $2.58M | 0.39% | 00.0% | Unchanged |
| BlackRock Inc. | 86,626 | $2.56M | 0.00% | +2,997+3.6% | Added |
| Walnut Private Equity Partners, LLC | 86,000 | $2.55M | 1.33% | 00.0% | Unchanged |
| Fort Washington Investment Advisors Inc | 84,918 | $2.51M | 0.02% | +10,200+13.7% | Added |