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 2026
Institutional positions in MPLX LP as of Jun 30, 2026. 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
- 639
- +2 vs. Q1 2026
- Shares held
- 196.3M
- −5.77M (−2.9%) vs. Q1 2026
- Total value
- $11.1B
- −$473.1M (−4.1%) vs. Q1 2026
- New holders
- 59
- 244 more added
- Sold out
- 57
- 149 more reduced
9 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Spirit of America Management Corp | 64,647 | $3.64M | 0.69% | −14,750−18.6% | Reduced |
| Moneta Group Investment Advisors LLC | 66,583 | $3.75M | 0.03% | 00.0% | Unchanged |
| Militia Capital Management LLC | 67,000 | $3.77M | 0.68% | 00.0% | Unchanged |
| Childress Capital Advisors, LLC | 67,641 | $3.81M | 0.62% | 00.0% | Unchanged |
| Asset One Wealth Management LLC | 67,644 | $3.82M | 0.40% | +540+0.8% | Added |
| MAI Capital Management | 68,959 | $3.88M | 0.01% | +7,309+11.9% | Added |
| Cerity Partners LLC | 71,984 | $4.05M | 0.00% | −3,035−4.0% | Reduced |
| Advisory Services Network, LLC | 72,317 | $4.07M | 0.05% | −1,250−1.7% | Reduced |
| Group One Trading, L.P. | 72,897 | $4.11M | 0.12% | +72,897 | New |
| Wealth Enhancement Advisory Services, LLC | 75,744 | $4.31M | 0.01% | −38,190−33.5% | Reduced |
| TCG Advisory Services, LLC | 78,964 | $4.45M | 0.08% | +6,058+8.3% | Added |
| Pinnacle Holdings, LLC | 79,404 | $4.47M | 1.38% | −272−0.3% | Reduced |
| Janney Montgomery Scott LLC | 79,401 | $4.47M | 0.01% | −22,796−22.3% | Reduced |
| Castellan Group, LLC | 82,931 | $4.67M | 0.51% | +5,878+7.6% | Added |
| Captrust Financial Advisors | 83,768 | $4.72M | 0.01% | +80.0% | Added |
| ELCO Management Co., LLC | 84,746 | $4.77M | 2.06% | +2,509+3.1% | Added |
| Indivisible Partners | 85,400 | $4.81M | 0.27% | +85,400 | New |
| PPM America Inc | 87,200 | $4.91M | 32.61% | 00.0% | Unchanged |
| Van Eck Associates Corp | 87,746 | $4.94M | 0.00% | −24,255−21.7% | Reduced |
| Adell Harriman & Carpenter Inc | 91,145 | $5.13M | 0.26% | +2,750+3.1% | Added |
| GWM Advisors LLC | 93,002 | $5.24M | 0.02% | +10,203+12.3% | Added |
| Cambridge Investment Research Advisors, Inc. | 93,402 | $5.26M | 0.01% | +1,337+1.5% | Added |
| Private Wealth Partners, LLC | 94,400 | $5.32M | 0.38% | 00.0% | Unchanged |
| Brown Advisory Inc | 97,141 | $5.47M | 0.01% | +901+0.9% | Added |
| Mercer Global Advisors Inc | 98,007 | $5.52M | 0.01% | +17,070+21.1% | Added |
| FourThought Financial Partners, LLC | 98,646 | $5.56M | 0.43% | +3,682+3.9% | Added |
| Objectivity Squared, LLC | 103,176 | $5.81M | 3.27% | +1,973+1.9% | Added |
| Lido Advisors, LLC | 103,806 | $5.85M | 0.02% | +66,651+179.4% | Added |
| CoreCap Advisors, LLC | 106,118 | $5.98M | 0.18% | +8,461+8.7% | Added |
| Advisor Group Holdings, Inc. | 111,519 | $6.28M | 0.01% | −10,284−8.4% | Reduced |
| Jump Financial, LLC | 114,000 | $6.42M | 0.06% | −208,233−64.6% | Reduced |
| Bridges Investment Management Inc | 115,164 | $6.49M | 0.08% | +1,000+0.9% | Added |
| The PNC Financial Services Group, Inc. | 118,990 | $6.70M | 0.00% | +1,593+1.4% | Added |
| Treasurer of the State of North Carolina | 127,725 | $7.20M | 0.02% | +127,725 | New |
| Cresset Asset Management, LLC | 129,257 | $7.28M | 0.03% | −12,756−9.0% | Reduced |
| Commonwealth Equity Services, LLC | 131,765 | $7.42M | 0.01% | −207−0.2% | Reduced |
| Kercheville Advisors, LLC | 137,657 | $7.75M | 2.36% | +2,321+1.7% | Added |
| BlackRock, Inc. | 140,175 | $7.90M | 0.00% | −1,064−0.8% | Reduced |
| First Trust Advisors LP | 141,244 | $7.96M | 0.00% | +66,006+87.7% | Added |
| Kestra Advisory Services, LLC | 144,371 | $8.13M | 0.03% | +5,810+4.2% | Added |
| Turtle Creek Wealth Advisors, LLC | 150,386 | $8.47M | 0.45% | +4,296+2.9% | Added |
| Evercore Wealth Management, LLC | 152,053 | $8.57M | 0.12% | +20,000+15.1% | Added |
| Glenmede Trust Co NA | 152,650 | $8.60M | 0.04% | −23,185−13.2% | Reduced |
| Gilman Hill Asset Management, LLC | 154,120 | $8.68M | 1.19% | −855−0.6% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 155,979 | $8.79M | 0.14% | −97,209−38.4% | Reduced |
| Blueprint Financial Advisors LLC | 156,970 | $8.84M | 0.98% | +2,977+1.9% | Added |
| Blueprint Investment Partners LLC | 156,970 | $8.84M | 0.74% | +4,977+3.3% | Added |
| Advisors Capital Management, LLC | 157,815 | $8.89M | 0.09% | +843+0.5% | Added |
| Hennessy Advisors Inc | 162,519 | $9.15M | 0.29% | 00.0% | Unchanged |
| Empirical Finance, LLC | 164,540 | $9.27M | 0.39% | −52,954−24.3% | Reduced |
| Empowered Funds, LLC | 164,540 | $9.27M | 0.05% | −52,954−24.3% | Reduced |
| Advisors Asset Management, Inc. | 168,520 | $9.49M | 0.14% | +5,140+3.1% | Added |
| Evergreen Capital Management LLC | 176,959 | $9.97M | 0.18% | −7,035−3.8% | Reduced |
| Avenir Corp | 185,366 | $10.4M | 1.27% | −1,526−0.8% | Reduced |
| Susquehanna International Group, LLP | 186,814 | $10.5M | 0.01% | +142,107+317.9% | Added |
| United Capital Financial Advisers, LLC | 187,586 | $10.6M | 0.06% | −218−0.1% | Reduced |
| Cetera Investment Advisers | 194,602 | $11.0M | 0.01% | −4,509−2.3% | Reduced |
| Sequoia Financial Advisors, LLC | 203,936 | $11.5M | 0.06% | +3,692+1.8% | Added |
| Citadel Advisors LLC | 209,147 | $11.8M | 0.01% | +203,901+3,886.8% | Added |
| Stephens Inc | 211,656 | $11.9M | 0.13% | +59,996+39.6% | Added |
| RR Advisors, LLC | 214,194 | $12.1M | 3.49% | 00.0% | Unchanged |
| Wiley Bros.-Aintree Capital, LLC | 219,845 | $12.4M | 0.05% | −10,697−4.6% | Reduced |
| Adams Asset Advisors, LLC | 221,452 | $12.5M | 1.41% | +5,356+2.5% | Added |
| Deroy & Devereaux Private Investment Counsel Inc | 226,982 | $12.8M | 0.53% | −500−0.2% | Reduced |
| Warren Averett Asset Management, LLC | 239,612 | $13.5M | 0.08% | −1,313−0.5% | Reduced |
| Envestnet Asset Management Inc | 255,507 | $14.4M | 0.00% | +6,697+2.7% | Added |
| Rockefeller Capital Management L.P. | 258,931 | $14.6M | 0.02% | +23,385+9.9% | Added |
| Private Capital Advisors, Inc. | 260,486 | $14.7M | 1.29% | +2,734+1.1% | Added |
| Opal Capital LLC | 266,131 | $15.0M | 2.68% | +34,596+14.9% | Added |
| TrueMark Investments, LLC | 266,413 | $15.0M | 1.88% | +34,596+14.9% | Added |
| Citigroup Inc | 275,873 | $15.5M | 0.01% | +54,017+24.3% | Added |
| Walnut Private Equity Partners, LLC | 268,000 | $15.7M | 8.46% | +1,500+0.6% | Added |
| Tectonic Advisors LLC | 278,156 | $15.7M | 0.75% | +15,521+5.9% | Added |
| Catalyst Capital Advisors LLC | 322,143 | $18.1M | 0.30% | +43,544+15.6% | Added |
| Heronetta Management, L.P. | 324,039 | $18.3M | 16.76% | 00.0% | Unchanged |
| Nuveen, LLC | 341,636 | $19.2M | 0.00% | +4,802+1.4% | Added |
| Texas Yale Capital Corp. | 344,263 | $19.4M | 0.42% | +27,143+8.6% | Added |
| CI Private Wealth, LLC | 348,098 | $19.6M | 0.03% | +10,377+3.1% | Added |
| Maryland State Retirement & Pension System | 355,372 | $20.0M | 0.34% | +16,261+4.8% | Added |
| Northside Capital Management, LLC | 362,982 | $20.4M | 1.67% | +874+0.2% | Added |
| HighTower Advisors, LLC | 365,716 | $20.6M | 0.02% | +2,038+0.6% | Added |
| Exchange Traded Concepts, LLC | 368,974 | $20.8M | 0.10% | −34,903−8.6% | Reduced |
| Sovereign Investment Advisors, LLC | 373,955 | $21.1M | 3.95% | 00.0% | Unchanged |
| Bollard Group LLC | 431,910 | $24.3M | 0.74% | +26,182+6.5% | Added |
| Oxbow Advisors, LLC | 440,557 | $24.8M | 2.02% | +6,545+1.5% | Added |
| Jennison Associates LLC | 441,796 | $24.9M | 0.01% | −103,274−18.9% | Reduced |
| LPL Financial LLC | 470,133 | $26.5M | 0.01% | −6,556−1.4% | Reduced |
| NEOS Investment Management LLC | 486,025 | $27.4M | 0.10% | +152,041+45.5% | Added |
| Chicago Partners Investment Group LLC | 488,733 | $28.1M | 0.56% | +2,065+0.4% | Added |
| Appaloosa LPSuperinvestorAppaloosa | 502,460 | $28.3M | 0.38% | 00.0% | Unchanged |
| Recurrent Investment Advisors LLC | 544,714 | $30.7M | 1.90% | +544,714 | New |
| Mizuho Markets Americas LLC | 575,000 | $32.4M | 0.58% | +575,000 | New |
| Longfellow Investment Management Co LLC | 579,453 | $32.6M | 6.67% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 596,042 | $33.6M | 0.22% | +594,312+34,353.3% | Added |
| Reaves W H & Co Inc | 670,500 | $37.8M | 0.57% | 00.0% | Unchanged |
| Neuberger Berman Group LLC | 749,837 | $42.2M | 0.03% | −350,172−31.8% | Reduced |
| HRT Financial LP | 821,049 | $46.2M | 0.08% | +748,114+1,025.7% | Added |
| Allianz Asset Management GmbH | 829,136 | $46.7M | 0.04% | 00.0% | Unchanged |
| Deutsche Bank AG | 853,780 | $48.1M | 0.01% | 00.0% | Unchanged |
| Americana Partners, LLC | 856,711 | $48.3M | 1.09% | +91,244+11.9% | Added |