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, Q3 2025
Institutional positions in MPLX LP as of Sep 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
- 576
- +9 vs. Q2 2025
- Shares held
- 210.1M
- −6.52M (−3.0%) vs. Q2 2025
- Total value
- $10.5B
- −$645.3M (−5.8%) vs. Q2 2025
- New holders
- 54
- 221 more added
- Sold out
- 45
- 123 more reduced
8 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Commonwealth Equity Services, LLC | 122,420 | $6.12M | 0.01% | −13,861−10.2% | Reduced |
| First Trust Advisors LP | 120,960 | $6.04M | 0.00% | +42,151+53.5% | Added |
| Wealth Enhancement Advisory Services, LLC | 121,222 | $5.95M | 0.01% | +390+0.3% | Added |
| Wiley Bros.-Aintree Capital, LLC | 114,602 | $5.73M | 0.04% | +25,258+28.3% | Added |
| The PNC Financial Services Group, Inc. | 113,023 | $5.65M | 0.00% | +20,229+21.8% | Added |
| Spirit of America Management Corp | 108,397 | $5.41M | 1.09% | −3,500−3.1% | Reduced |
| Crescent Grove Advisors, LLC | 104,304 | $5.21M | 0.50% | +16,209+18.4% | Added |
| Bridges Investment Management Inc | 103,351 | $5.16M | 0.07% | +35,869+53.2% | Added |
| Wexford Capital LP | 99,945 | $4.99M | 1.50% | 00.0% | Unchanged |
| Objectivity Squared, LLC | 97,313 | $4.86M | 2.90% | +1,827+1.9% | Added |
| Empowered Funds, LLC | 96,803 | $4.84M | 0.05% | +26,393+37.5% | Added |
| Cresset Asset Management, LLC | 89,030 | $4.45M | 0.02% | −1,011−1.1% | Reduced |
| Brown Advisory Inc | 87,422 | $4.37M | 0.01% | +9,201+11.8% | Added |
| PPM America Inc | 87,200 | $4.36M | 23.42% | 00.0% | Unchanged |
| Private Wealth Partners, LLC | 86,800 | $4.34M | 0.31% | +13,900+19.1% | Added |
| Empirical Finance, LLC | 85,067 | $4.25M | 0.20% | +24,600+40.7% | Added |
| Cambridge Investment Research Advisors, Inc. | 84,703 | $4.23M | 0.01% | +11,798+16.2% | Added |
| Adell Harriman & Carpenter Inc | 84,395 | $4.22M | 0.26% | +11,465+15.7% | Added |
| ELCO Management Co., LLC | 83,971 | $4.19M | 2.19% | −4,168−4.7% | Reduced |
| CoreCap Advisors, LLC | 83,410 | $4.17M | 0.15% | +8,949+12.0% | Added |
| Mercer Global Advisors Inc | 82,571 | $4.12M | 0.01% | +1,680+2.1% | Added |
| FourThought Financial Partners, LLC | 82,438 | $4.12M | 0.36% | +8,076+10.9% | Added |
| Pinnacle Holdings, LLC | 81,423 | $4.07M | 1.42% | +77+0.1% | Added |
| GWM Advisors LLC | 80,240 | $4.01M | 0.02% | +3,808+5.0% | Added |
| Captrust Financial Advisors | 76,835 | $3.84M | 0.01% | +3,922+5.4% | Added |
| Moneta Group Investment Advisors LLC | 76,611 | $3.83M | 0.03% | −374−0.5% | Reduced |
| Cerity Partners LLC | 76,171 | $3.80M | 0.01% | +23,058+43.4% | Added |
| Janney Montgomery Scott LLC | 75,304 | $3.76M | 0.01% | +6,416+9.3% | Added |
| Pacer Advisors, Inc. | 71,365 | $3.56M | 0.01% | −7,907−10.0% | Reduced |
| Basso Capital Management, L.P. | 71,200 | $3.56M | 2.38% | 00.0% | Unchanged |
| Van Eck Associates Corp | 69,223 | $3.46M | 0.00% | −8,432−10.9% | Reduced |
| Dividend Assets Capital, LLC | 68,492 | $3.42M | 0.60% | −707−1.0% | Reduced |
| Castellan Group, LLC | 68,030 | $3.40M | 0.49% | +5,877+9.5% | Added |
| Childress Capital Advisors, LLC | 67,641 | $3.38M | 0.62% | −1,000−1.5% | Reduced |
| Militia Capital Partners, LP | 67,000 | $3.35M | 1.56% | −6,000−8.2% | Reduced |
| US Bancorp | 64,845 | $3.24M | 0.00% | +3,731+6.1% | Added |
| GraniteShares Advisors LLC | 64,057 | $3.20M | 1.85% | +5,644+9.7% | Added |
| Jackson Hole Capital Partners, LLC | 63,994 | $3.20M | 0.55% | +3,927+6.5% | Added |
| Empire Financial Management Company, LLC | 63,321 | $3.16M | 0.72% | +27,096+74.8% | Added |
| Botty Investors LLC | 62,220 | $3.11M | 0.85% | +696+1.1% | Added |
| Lido Advisors, LLC | 61,988 | $3.10M | 0.01% | +27,754+81.1% | Added |
| MAI Capital Management | 61,541 | $3.07M | 0.02% | +3,809+6.6% | Added |
| Castleark Management LLC | 60,622 | $3.03M | 0.08% | 00.0% | Unchanged |
| Davenport & Co LLC | 59,583 | $2.98M | 0.02% | 00.0% | Unchanged |
| Private Advisor Group, LLC | 59,397 | $2.97M | 0.01% | +2,239+3.9% | Added |
| Creative Planning | 58,840 | $2.94M | 0.00% | +5,804+10.9% | Added |
| Prevail Innovative Wealth Advisors, LLC | 58,049 | $2.90M | 0.56% | +27,758+91.6% | Added |
| Samalin Investment Counsel, LLC | 56,892 | $2.84M | 0.98% | +4,679+9.0% | Added |
| Mizuho Markets Cayman LP | 55,025 | $2.75M | 0.23% | +4,157+8.2% | Added |
| Williams Jones Wealth Management, LLC. | 54,231 | $2.71M | 0.03% | −1,342−2.4% | Reduced |
| CAPROCK Group, Inc. | 53,046 | $2.70M | 0.07% | +53,046 | New |
| Mutual of America Capital Management LLC | 53,895 | $2.69M | 0.03% | +5,480+11.3% | Added |
| IMC-Chicago, LLC | 51,611 | $2.58M | 0.05% | +51,611 | New |
| Private Management Group Inc | 50,000 | $2.50M | 0.07% | 00.0% | Unchanged |
| Independent Advisor Alliance | 48,623 | $2.43M | 0.06% | +810+1.7% | Added |
| Northern Right Capital Management, L.P. | 47,350 | $2.37M | 0.73% | −3,882−7.6% | Reduced |
| Advisory Services Network, LLC | 46,788 | $2.34M | 0.03% | +5,037+12.1% | Added |
| CFM Wealth Partners LLC | 46,729 | $2.33M | 0.34% | +3,853+9.0% | Added |
| Steward Partners Investment Advisory, LLC | 44,694 | $2.23M | 0.01% | −23,584−34.5% | Reduced |
| Parkside Financial Bank & Trust | 44,285 | $2.21M | 0.17% | +87+0.2% | Added |
| Silvercrest Asset Management Group LLC | 43,464 | $2.17M | 0.01% | −5,956−12.1% | Reduced |
| Keybank National Association | 42,824 | $2.14M | 0.01% | +2,178+5.4% | Added |
| Fayez Sarofim & Co | 42,775 | $2.14M | 0.00% | 00.0% | Unchanged |
| Pathway Financial Advisers, LLC | 42,648 | $2.13M | 0.62% | +8,636+25.4% | Added |
| Bahl & Gaynor Inc | 42,475 | $2.12M | 0.01% | 00.0% | Unchanged |
| Zurich Insurance Group Ltd | 42,400 | $2.12M | 0.02% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 41,632 | $2.08M | 0.00% | −13,188−24.1% | Reduced |
| Doliver Advisors, LP | 41,573 | $2.08M | 0.54% | 00.0% | Unchanged |
| Geneva Partners, LLC | 40,000 | $2.00M | 0.73% | 00.0% | Unchanged |
| PFG Investments, LLC | 39,778 | $1.99M | 0.10% | +276+0.7% | Added |
| RMB Capital Management, LLC | 39,227 | $1.96M | 0.04% | +388+1.0% | Added |
| Daymark Wealth Partners, LLC | 39,068 | $1.95M | 0.07% | −662−1.7% | Reduced |
| Reuter James Wealth Management, LLC | 39,048 | $1.95M | 0.28% | 00.0% | Unchanged |
| Barnett & Company, Inc. | 38,787 | $1.94M | 1.50% | −1,060−2.7% | Reduced |
| Stratos Wealth Partners, LTD. | 37,917 | $1.89M | 0.02% | −494−1.3% | Reduced |
| Delta Investment Management, LLC | 37,371 | $1.87M | 0.33% | +12,606+50.9% | Added |
| Kestra Private Wealth Services, LLC | 36,861 | $1.84M | 0.02% | +5,525+17.6% | Added |
| Ameriprise Financial Inc | 36,815 | $1.84M | 0.00% | −26,380−41.7% | Reduced |
| Birch Capital Management, LLC | 36,263 | $1.81M | 0.92% | +5,219+16.8% | Added |
| VELA Investment Management, LLC | 35,906 | $1.79M | 0.52% | −779−2.1% | Reduced |
| Pekin Hardy Strauss, Inc. | 35,465 | $1.77M | 0.18% | −100−0.3% | Reduced |
| Blair William & Co | 34,542 | $1.73M | 0.00% | +1,092+3.3% | Added |
| Greenup Street Wealth Management LLC | 34,412 | $1.72M | 0.26% | −23,866−41.0% | Reduced |
| Apollon Wealth Management, LLC | 34,107 | $1.70M | 0.03% | +425+1.3% | Added |
| Howard Financial Services, Ltd. | 33,844 | $1.69M | 0.21% | +168+0.5% | Added |
| Obermeyer Wood Investment Counsel, LLLP | 33,763 | $1.69M | 0.08% | −436−1.3% | Reduced |
| Oppenheimer Asset Management Inc. | 32,062 | $1.60M | 0.02% | −100−0.3% | Reduced |
| Umb Bank N A | 31,912 | $1.59M | 0.02% | 00.0% | Unchanged |
| AssuredPartners Investment Advisors, LLC | 31,510 | $1.57M | 0.35% | −1,252−3.8% | Reduced |
| Prospera Financial Services Inc | 31,189 | $1.56M | 0.03% | −383−1.2% | Reduced |
| ProShare Advisors LLC | 31,083 | $1.55M | 0.00% | +1,485+5.0% | Added |
| Brookstone Capital Management | 30,982 | $1.55M | 0.02% | −2,368−7.1% | Reduced |
| Pingora Partners LLC | 30,823 | $1.54M | 1.02% | 00.0% | Unchanged |
| Snowden Capital Advisors LLC | 30,547 | $1.53M | 0.04% | +10,442+51.9% | Added |
| Quadrant Capital Group LLC | 30,150 | $1.51M | 0.05% | 00.0% | Unchanged |
| Spears Abacus Advisors LLC | 29,500 | $1.47M | 0.03% | 00.0% | Unchanged |
| Bramshill Investments, LLC | 29,306 | $1.46M | 0.10% | −700−2.3% | Reduced |
| Sanctuary Advisors, LLC | 29,048 | $1.45M | 0.01% | +9,325+47.3% | Added |
| Fortem Financial Group, LLC | 28,910 | $1.44M | 0.41% | −108−0.4% | Reduced |
| HB Wealth Management, LLC | 28,814 | $1.44M | 0.01% | +6,370+28.4% | Added |