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 |
|---|---|---|---|---|---|
| Delta Investment Management, LLC | 37,371 | $1.87M | 0.33% | +12,606+50.9% | Added |
| Stratos Wealth Partners, LTD. | 37,917 | $1.89M | 0.02% | −494−1.3% | Reduced |
| Barnett & Company, Inc. | 38,787 | $1.94M | 1.50% | −1,060−2.7% | Reduced |
| Reuter James Wealth Management, LLC | 39,048 | $1.95M | 0.28% | 00.0% | Unchanged |
| Daymark Wealth Partners, LLC | 39,068 | $1.95M | 0.07% | −662−1.7% | Reduced |
| RMB Capital Management, LLC | 39,227 | $1.96M | 0.04% | +388+1.0% | Added |
| PFG Investments, LLC | 39,778 | $1.99M | 0.10% | +276+0.7% | Added |
| Geneva Partners, LLC | 40,000 | $2.00M | 0.73% | 00.0% | Unchanged |
| Doliver Advisors, LP | 41,573 | $2.08M | 0.54% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 41,632 | $2.08M | 0.00% | −13,188−24.1% | Reduced |
| Zurich Insurance Group Ltd | 42,400 | $2.12M | 0.02% | 00.0% | Unchanged |
| Bahl & Gaynor Inc | 42,475 | $2.12M | 0.01% | 00.0% | Unchanged |
| Pathway Financial Advisers, LLC | 42,648 | $2.13M | 0.62% | +8,636+25.4% | Added |
| Fayez Sarofim & Co | 42,775 | $2.14M | 0.00% | 00.0% | Unchanged |
| Keybank National Association | 42,824 | $2.14M | 0.01% | +2,178+5.4% | Added |
| Silvercrest Asset Management Group LLC | 43,464 | $2.17M | 0.01% | −5,956−12.1% | Reduced |
| Parkside Financial Bank & Trust | 44,285 | $2.21M | 0.17% | +87+0.2% | Added |
| Steward Partners Investment Advisory, LLC | 44,694 | $2.23M | 0.01% | −23,584−34.5% | Reduced |
| CFM Wealth Partners LLC | 46,729 | $2.33M | 0.34% | +3,853+9.0% | Added |
| Advisory Services Network, LLC | 46,788 | $2.34M | 0.03% | +5,037+12.1% | Added |
| Northern Right Capital Management, L.P. | 47,350 | $2.37M | 0.73% | −3,882−7.6% | Reduced |
| Independent Advisor Alliance | 48,623 | $2.43M | 0.06% | +810+1.7% | Added |
| Private Management Group Inc | 50,000 | $2.50M | 0.07% | 00.0% | Unchanged |
| IMC-Chicago, LLC | 51,611 | $2.58M | 0.05% | +51,611 | New |
| Mutual of America Capital Management LLC | 53,895 | $2.69M | 0.03% | +5,480+11.3% | Added |
| CAPROCK Group, Inc. | 53,046 | $2.70M | 0.07% | +53,046 | New |
| Williams Jones Wealth Management, LLC. | 54,231 | $2.71M | 0.03% | −1,342−2.4% | Reduced |
| Mizuho Markets Cayman LP | 55,025 | $2.75M | 0.23% | +4,157+8.2% | Added |
| Samalin Investment Counsel, LLC | 56,892 | $2.84M | 0.98% | +4,679+9.0% | Added |
| Prevail Innovative Wealth Advisors, LLC | 58,049 | $2.90M | 0.56% | +27,758+91.6% | Added |
| Creative Planning | 58,840 | $2.94M | 0.00% | +5,804+10.9% | Added |
| Private Advisor Group, LLC | 59,397 | $2.97M | 0.01% | +2,239+3.9% | Added |
| Davenport & Co LLC | 59,583 | $2.98M | 0.02% | 00.0% | Unchanged |
| Castleark Management LLC | 60,622 | $3.03M | 0.08% | 00.0% | Unchanged |
| MAI Capital Management | 61,541 | $3.07M | 0.02% | +3,809+6.6% | Added |
| Lido Advisors, LLC | 61,988 | $3.10M | 0.01% | +27,754+81.1% | Added |
| Botty Investors LLC | 62,220 | $3.11M | 0.85% | +696+1.1% | Added |
| Empire Financial Management Company, LLC | 63,321 | $3.16M | 0.72% | +27,096+74.8% | Added |
| Jackson Hole Capital Partners, LLC | 63,994 | $3.20M | 0.55% | +3,927+6.5% | Added |
| GraniteShares Advisors LLC | 64,057 | $3.20M | 1.85% | +5,644+9.7% | Added |
| US Bancorp | 64,845 | $3.24M | 0.00% | +3,731+6.1% | Added |
| Militia Capital Partners, LP | 67,000 | $3.35M | 1.56% | −6,000−8.2% | Reduced |
| Childress Capital Advisors, LLC | 67,641 | $3.38M | 0.62% | −1,000−1.5% | Reduced |
| Castellan Group, LLC | 68,030 | $3.40M | 0.49% | +5,877+9.5% | Added |
| Dividend Assets Capital, LLC | 68,492 | $3.42M | 0.60% | −707−1.0% | Reduced |
| Van Eck Associates Corp | 69,223 | $3.46M | 0.00% | −8,432−10.9% | Reduced |
| Basso Capital Management, L.P. | 71,200 | $3.56M | 2.38% | 00.0% | Unchanged |
| Pacer Advisors, Inc. | 71,365 | $3.56M | 0.01% | −7,907−10.0% | Reduced |
| Janney Montgomery Scott LLC | 75,304 | $3.76M | 0.01% | +6,416+9.3% | Added |
| Cerity Partners LLC | 76,171 | $3.80M | 0.01% | +23,058+43.4% | Added |
| Moneta Group Investment Advisors LLC | 76,611 | $3.83M | 0.03% | −374−0.5% | Reduced |
| Captrust Financial Advisors | 76,835 | $3.84M | 0.01% | +3,922+5.4% | Added |
| GWM Advisors LLC | 80,240 | $4.01M | 0.02% | +3,808+5.0% | Added |
| Pinnacle Holdings, LLC | 81,423 | $4.07M | 1.42% | +77+0.1% | Added |
| FourThought Financial Partners, LLC | 82,438 | $4.12M | 0.36% | +8,076+10.9% | Added |
| Mercer Global Advisors Inc | 82,571 | $4.12M | 0.01% | +1,680+2.1% | Added |
| CoreCap Advisors, LLC | 83,410 | $4.17M | 0.15% | +8,949+12.0% | Added |
| ELCO Management Co., LLC | 83,971 | $4.19M | 2.19% | −4,168−4.7% | Reduced |
| Adell Harriman & Carpenter Inc | 84,395 | $4.22M | 0.26% | +11,465+15.7% | Added |
| Cambridge Investment Research Advisors, Inc. | 84,703 | $4.23M | 0.01% | +11,798+16.2% | Added |
| Empirical Finance, LLC | 85,067 | $4.25M | 0.20% | +24,600+40.7% | Added |
| Private Wealth Partners, LLC | 86,800 | $4.34M | 0.31% | +13,900+19.1% | Added |
| PPM America Inc | 87,200 | $4.36M | 23.42% | 00.0% | Unchanged |
| Brown Advisory Inc | 87,422 | $4.37M | 0.01% | +9,201+11.8% | Added |
| Cresset Asset Management, LLC | 89,030 | $4.45M | 0.02% | −1,011−1.1% | Reduced |
| Empowered Funds, LLC | 96,803 | $4.84M | 0.05% | +26,393+37.5% | Added |
| Objectivity Squared, LLC | 97,313 | $4.86M | 2.90% | +1,827+1.9% | Added |
| Wexford Capital LP | 99,945 | $4.99M | 1.50% | 00.0% | Unchanged |
| Bridges Investment Management Inc | 103,351 | $5.16M | 0.07% | +35,869+53.2% | Added |
| Crescent Grove Advisors, LLC | 104,304 | $5.21M | 0.50% | +16,209+18.4% | Added |
| Spirit of America Management Corp | 108,397 | $5.41M | 1.09% | −3,500−3.1% | Reduced |
| The PNC Financial Services Group, Inc. | 113,023 | $5.65M | 0.00% | +20,229+21.8% | Added |
| Wiley Bros.-Aintree Capital, LLC | 114,602 | $5.73M | 0.04% | +25,258+28.3% | Added |
| Wealth Enhancement Advisory Services, LLC | 121,222 | $5.95M | 0.01% | +390+0.3% | Added |
| First Trust Advisors LP | 120,960 | $6.04M | 0.00% | +42,151+53.5% | Added |
| Commonwealth Equity Services, LLC | 122,420 | $6.12M | 0.01% | −13,861−10.2% | Reduced |
| Kestra Advisory Services, LLC | 129,927 | $6.49M | 0.03% | +11,862+10.0% | Added |
| Stephens Inc | 130,277 | $6.51M | 0.08% | +97,622+298.9% | Added |
| Evercore Wealth Management, LLC | 132,053 | $6.60M | 0.10% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 132,167 | $6.68M | 0.01% | −8,158−5.8% | Reduced |
| Kercheville Advisors, LLC | 134,789 | $6.73M | 2.03% | −108−0.1% | Reduced |
| Granby Capital Management, LLC | 140,000 | $6.99M | 3.71% | 00.0% | Unchanged |
| Gilman Hill Asset Management, LLC | 140,321 | $7.01M | 1.10% | +14,721+11.7% | Added |
| Turtle Creek Wealth Advisors, LLC | 143,501 | $7.17M | 0.64% | +88,292+159.9% | Added |
| Advisors Asset Management, Inc. | 149,367 | $7.46M | 0.13% | +20,777+16.2% | Added |
| Advisors Capital Management, LLC | 153,002 | $7.64M | 0.09% | +4,620+3.1% | Added |
| Blueprint Investment Partners LLC | 155,851 | $7.78M | 1.09% | +4,997+3.3% | Added |
| Blueprint Financial Advisors LLC | 157,851 | $7.88M | 1.70% | +157,851 | New |
| Parkwood LLC | 166,815 | $8.33M | 0.81% | +6,915+4.3% | Added |
| Hennessy Advisors Inc | 179,549 | $8.97M | 0.31% | 00.0% | Unchanged |
| Avenir Corp | 186,892 | $9.34M | 0.97% | +3,925+2.1% | Added |
| Evergreen Capital Management LLC | 186,944 | $9.34M | 0.22% | −9,344−4.8% | Reduced |
| Rockefeller Capital Management L.P. | 189,800 | $9.48M | 0.02% | +5,779+3.1% | Added |
| Glenmede Investment Management, LP | 192,035 | $9.59M | 0.05% | +6,461+3.5% | Added |
| Jane Street Group, LLC | 193,509 | $9.67M | 0.01% | +86,585+81.0% | Added |
| Sequoia Financial Advisors, LLC | 196,627 | $9.82M | 0.06% | +3,359+1.7% | Added |
| HRT Financial LP | 202,371 | $10.1M | 0.04% | −12,829−6.0% | Reduced |
| TrueMark Investments, LLC | 202,481 | $10.1M | 1.76% | +51,797+34.4% | Added |
| Jump Financial, LLC | 203,300 | $10.2M | 0.13% | −65,762−24.4% | Reduced |
| Adams Asset Advisors, LLC | 209,589 | $10.5M | 1.35% | 00.0% | Unchanged |