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 | $9.52B |
| 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 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 |
|---|---|---|---|---|---|
| Pinnacle Holdings, LLC | 79,057 | $2.34M | 1.08% | −2,024−2.5% | Reduced |
| Fort Washington Investment Advisors Inc | 84,918 | $2.51M | 0.02% | +10,200+13.7% | Added |
| Walnut Private Equity Partners, LLC | 86,000 | $2.55M | 1.33% | 00.0% | Unchanged |
| BlackRock Inc. | 86,626 | $2.56M | 0.00% | +2,997+3.6% | Added |
| Wexford Capital LP | 87,000 | $2.58M | 0.39% | 00.0% | Unchanged |
| Silvercrest Asset Management Group LLC | 87,377 | $2.59M | 0.02% | +2,275+2.7% | Added |
| Prudential PLC | 89,400 | $2.65M | 0.02% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 90,205 | $2.67M | 0.02% | +47,549+111.5% | Added |
| Lido Advisors, LLC | 90,919 | $2.69M | 0.07% | +50,371+124.2% | Added |
| ELCO Management Co., LLC | 93,126 | $2.76M | 2.05% | +6,723+7.8% | Added |
| BNP Paribas Arbitrage, SA | 93,584 | $2.77M | 0.01% | −2,140−2.2% | Reduced |
| Dividend Assets Capital, LLC | 97,428 | $2.88M | 0.57% | −6,352−6.1% | Reduced |
| NBW Capital LLC | 99,120 | $2.94M | 0.71% | +991+1.0% | Added |
| Botty Investors LLC | 102,754 | $3.04M | 1.03% | +34,250+50.0% | Added |
| The PNC Financial Services Group, Inc. | 105,323 | $3.12M | 0.00% | −13,266−11.2% | Reduced |
| Advisors Asset Management, Inc. | 107,151 | $3.17M | 0.05% | +400+0.4% | Added |
| LPL Financial LLC | 108,017 | $3.20M | 0.00% | +32,745+43.5% | Added |
| Oppenheimer & Co Inc | 110,167 | $3.26M | 0.06% | +4,381+4.1% | Added |
| Texas Yale Capital Corp. | 118,983 | $3.52M | 0.20% | 00.0% | Unchanged |
| Kercheville Advisors, LLC | 121,898 | $3.61M | 1.67% | +13,700+12.7% | Added |
| Arch Capital Group Ltd | 123,397 | $3.65M | 0.61% | +327+0.3% | Added |
| Wolverine Trading, LLC | 135,972 | $3.97M | 0.11% | +41,830+44.4% | Added |
| Deroy & Devereaux Private Investment Counsel Inc | 138,810 | $4.11M | 0.31% | +16,000+13.0% | Added |
| Advisors Capital Management, LLC | 144,493 | $4.28M | 0.14% | −2,832−1.9% | Reduced |
| Cincinnati Insurance Co | 145,463 | $4.31M | 0.09% | 00.0% | Unchanged |
| Parametric Portfolio Associates LLC | 146,546 | $4.34M | 0.00% | −16,812−10.3% | Reduced |
| Intrinsic Edge Capital Management LLC | 150,000 | $4.44M | 0.27% | +150,000 | New |
| Americana Partners, LLC | 160,335 | $4.46M | 2.27% | +5,052+3.3% | Added |
| Karpas Strategies, LLC | 153,328 | $4.54M | 1.61% | −5,890−3.7% | Reduced |
| First Trust Advisors LP | 155,319 | $4.60M | 0.00% | −19,058−10.9% | Reduced |
| Bollard Group LLC | 170,668 | $5.05M | 0.16% | +69,612+68.9% | Added |
| Morningstar Investment Management LLC | 172,157 | $5.10M | 0.57% | +172,157 | New |
| Adams Asset Advisors, LLC | 175,583 | $5.20M | 1.02% | 00.0% | Unchanged |
| Securian Asset Management, Inc | 194,759 | $5.77M | 0.12% | +36,500+23.1% | Added |
| Evergreen Capital Management LLC | 199,896 | $5.92M | 0.28% | −11,291−5.3% | Reduced |
| Avenir Corp | 228,797 | $6.78M | 0.54% | −1,335−0.6% | Reduced |
| Apollo Management Holdings, L.P. | 241,474 | $7.15M | 0.04% | 00.0% | Unchanged |
| Castleark Management LLC | 260,042 | $7.70M | 0.26% | 00.0% | Unchanged |
| Marshall Wace North America L.P. | 261,869 | $7.75M | 0.03% | −425,690−61.9% | Reduced |
| Marshall Wace, LLP | 289,579 | $8.57M | 0.05% | +254,446+724.2% | Added |
| Uniplan Investment Counsel, Inc. | 291,577 | $8.63M | 0.51% | +219,320+303.5% | Added |
| Northern Trust Corp | 294,765 | $8.73M | 0.00% | −160,662−35.3% | Reduced |
| 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 |
| Heronetta Management, L.P. | 400,937 | $9.15M | 8.03% | +9,900+2.5% | Added |
| FMR LLC | 312,393 | $9.25M | 0.00% | +154,542+97.9% | Added |
| Raymond James & Associates | 319,905 | $9.47M | 0.01% | −29,863−8.5% | Reduced |
| Oxbow Advisors, LLC | 336,224 | $9.96M | 1.04% | +107,411+46.9% | Added |
| Arrowstreet Capital, Limited Partnership | 347,284 | $10.3M | 0.01% | −370,632−51.6% | Reduced |
| Chicago Partners Investment Group LLC | 380,115 | $10.8M | 0.80% | +4,395+1.2% | Added |
| Sovereign Investment Advisors, LLC | 373,955 | $11.1M | 4.18% | 00.0% | Unchanged |
| Highland Capital Management Fund Advisors, L.P. | 385,923 | $11.4M | 2.51% | 00.0% | Unchanged |
| Raymond James Financial Services Advisors, Inc. | 385,992 | $11.4M | 0.02% | +1,654+0.4% | Added |
| Northeast Financial Consultants Inc | 404,158 | $12.0M | 0.81% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 447,162 | $13.2M | 0.04% | +3,895+0.9% | Added |
| Wellington Management Group LLP | 453,436 | $13.4M | 0.00% | −18,802−4.0% | Reduced |
| Royal Bank of Canada | 459,890 | $13.6M | 0.00% | +20,315+4.6% | Added |
| Appaloosa LPSuperinvestorAppaloosa | 547,006 | $16.2M | 0.34% | −394,015−41.9% | Reduced |
| Spirit of America Management Corp | 551,966 | $16.3M | 3.49% | −4,500−0.8% | Reduced |
| Bank of Montreal | 581,690 | $17.0M | 0.01% | −1,057,604−64.5% | Reduced |
| Allianz Asset Management GmbH | 624,300 | $18.5M | 0.02% | +129,100+26.1% | Added |
| Beach Investment Counsel Inc | 719,343 | $21.3M | 1.91% | −99,211−12.1% | Reduced |
| Neuberger Berman Group LLC | 720,308 | $21.3M | 0.02% | −95,887−11.7% | Reduced |
| Stifel Financial Corp | 937,241 | $27.8M | 0.04% | −2,048−0.2% | Reduced |
| Jennison Associates LLC | 981,065 | $29.0M | 0.02% | +11,420+1.2% | Added |
| Amundi | 1,065,901 | $31.6M | 0.02% | +1,065,901 | New |
| Wells Fargo & Company | 1,070,376 | $31.7M | 0.01% | +25,608+2.5% | Added |
| State of New Jersey Common Pension Fund D | 1,178,906 | $34.9M | 0.11% | 00.0% | Unchanged |
| Cohen & Steers, Inc. | 1,234,640 | $36.6M | 0.07% | +11,852+1.0% | Added |
| Mariner, LLC | 1,280,660 | $37.9M | 0.24% | +568,481+79.8% | Added |
| Longfellow Investment Management Co LLC | 1,452,447 | $43.0M | 6.11% | +97,000+7.2% | Added |
| Barclays PLC | 1,551,101 | $45.9M | 0.04% | −2,135,003−57.9% | Reduced |
| Eagle Global Advisors LLC | 1,604,406 | $47.5M | 3.07% | −34,010−2.1% | Reduced |
| Natixis | 1,627,099 | $48.2M | 0.21% | −1,765,800−52.0% | Reduced |
| Cushing Asset Management, LP | 1,727,234 | $51.1M | 4.96% | −92,410−5.1% | Reduced |
| Zimmer Partners, LP | 1,729,554 | $51.2M | 0.71% | −757,500−30.5% | Reduced |
| Duff & Phelps Investment Management Co | 1,781,438 | $52.7M | 0.69% | +114,495+6.9% | Added |
| Infrastructure Capital Advisors, LLC | 1,905,012 | $56.4M | 12.16% | +493,068+34.9% | Added |
| Delphi Financial Group, Inc. | 2,025,040 | $60.0M | 16.45% | 00.0% | Unchanged |
| TPG Group Holdings (SBS) Advisors, Inc. | 2,211,582 | $65.5M | 0.47% | +11,084+0.5% | Added |
| Miller Howard Investments Inc | 2,346,763 | $69.5M | 2.78% | −34,144−1.4% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 2,527,488 | $74.8M | 0.84% | −88,322−3.4% | Reduced |
| Citigroup Inc | 2,716,166 | $80.4M | 0.07% | +278,833+11.4% | Added |
| ING Groep NV | 2,823,000 | $83.6M | 1.33% | +137,000+5.1% | Added |
| Mirae Asset Global Investments Co., Ltd. | 3,775,005 | $111.8M | 0.31% | −55,948−1.5% | Reduced |
| Deutsche Bank AG | 3,808,887 | $112.8M | 0.05% | +322,456+9.2% | Added |
| Clearbridge Investments, LLC | 4,921,445 | $145.7M | 0.10% | −7,530−0.2% | Reduced |
| UBS Group AG | 5,093,750 | $150.8M | 0.06% | −702,210−12.1% | Reduced |
| Morgan Stanley | 5,238,182 | $155.1M | 0.02% | −248,664−4.5% | Reduced |
| JPMorgan Chase & Co | 5,274,462 | $156.2M | 0.02% | +197,154+3.9% | Added |
| Salient Capital Advisors, LLC | 5,781,791 | $171.2M | 7.19% | +752,454+15.0% | Added |
| Kayne Anderson Capital Advisors LP | 7,683,997 | $227.5M | 6.67% | +686,300+9.8% | Added |
| Chickasaw Capital Management LLC | 8,121,854 | $240.5M | 10.68% | −211,404−2.5% | Reduced |
| Brookfield Asset Management Inc. | 8,152,084 | $241.4M | 1.14% | +94,065+1.2% | Added |
| CIBC Private Wealth Group, LLC | 8,510,197 | $252.0M | 0.58% | −970,973−10.2% | Reduced |
| Bank of America Corp | 13,611,477 | $403.0M | 0.05% | +4,055,524+42.4% | Added |
| Goldman Sachs Group Inc | 15,376,326 | $455.3M | 0.12% | −3,253,803−17.5% | Reduced |
| Tortoise Capital Advisors, L.L.C. | 17,396,033 | $515.1M | 7.81% | −1,316,554−7.0% | Reduced |
| Alps Advisors Inc | 20,025,917 | $593.0M | 5.24% | +26,200+0.1% | Added |
| Invesco Ltd. | 21,373,513 | $632.9M | 0.16% | −294,571−1.4% | Reduced |