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
- 196.4M
- −5.81M (−2.9%) vs. Q1 2026
- Total value
- $11.1B
- −$475.5M (−4.1%) vs. Q1 2026
- New holders
- 59
- 244 more added
- Sold out
- 57
- 150 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 |
|---|---|---|---|---|---|
| Mountain Hill Investment Partners Corp. | 2 | $123 | 0.00% | 00.0% | Unchanged |
| DHJJ Financial Advisors, Ltd. | 10 | $564 | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 11 | $620 | 0.00% | 00.0% | Unchanged |
| Hurley Capital, LLC | 11 | $620 | 0.00% | +11 | New |
| Gunpowder Capital Management, LLC dba Oliver Wealth Management | 14 | $789 | 0.00% | 00.0% | Unchanged |
| JNBA Financial Advisors | 14 | $789 | 0.00% | +14 | New |
| Abound Wealth Management | 16 | $921 | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 20 | $1.13K | 0.00% | 00.0% | Unchanged |
| LifeSteps Financial, Inc. | 20 | $1.13K | 0.00% | +20 | New |
| TD Private Client Wealth LLC | 23 | $1.30K | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 26 | $1.47K | 0.00% | +26 | New |
| Investment Counsel Co of Nevada | 50 | $2.82K | 0.01% | +50 | New |
| Penserra Capital Management LLC | 63 | $3.00K | 0.00% | 00.0% | Unchanged |
| Rialto Wealth Management, LLC | 55 | $3.10K | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 69 | $3.89K | 0.00% | 00.0% | Unchanged |
| Center for Financial Planning, Inc. | 85 | $4.79K | 0.00% | 00.0% | Unchanged |
| Kozak & Associates, Inc. | 97 | $5.45K | 0.00% | +1+1.0% | Added |
| Measured Wealth Private Client Group, LLC | 100 | $5.63K | 0.00% | 00.0% | Unchanged |
| Bullseye Investment Management, LLC | 100 | $5.63K | 0.00% | 00.0% | Unchanged |
| Evolution Wealth Management Inc. | 100 | $5.63K | 0.00% | 00.0% | Unchanged |
| JPL Wealth Management, LLC | 100 | $5.63K | 0.00% | 00.0% | Unchanged |
| Costello Asset Management, INC | 104 | $5.86K | 0.00% | 00.0% | Unchanged |
| GFS Advisors, LLC | 19,325 | $6.97K | 0.00% | +19,325 | New |
| Strengthening Families & Communities, LLC | 126 | $7.10K | 0.00% | 00.0% | Unchanged |
| Vision Financial Markets LLC | 135 | $7.55K | 0.01% | +2+1.5% | Added |
| Pacific Center for Financial Services | 149 | $8.39K | 0.00% | 00.0% | Unchanged |
| Westside Investment Management, Inc. | 150 | $8.45K | 0.00% | +20+15.4% | Added |
| USA Financial Formulas | 195 | $11.0K | 0.00% | +195 | New |
| Chilton Capital Management LLC | 200 | $11.3K | 0.00% | 00.0% | Unchanged |
| Country Trust Bank | 200 | $11.3K | 0.00% | 00.0% | Unchanged |
| HHM Wealth Advisors, LLC | 200 | $11.3K | 0.00% | 00.0% | Unchanged |
| Bravera Wealth | 200 | $11.3K | 0.00% | 00.0% | Unchanged |
| Cape Investment Advisory, Inc. | 200 | $11.3K | 0.00% | +200 | New |
| Financial Network Wealth Advisors LLC | 211 | $11.9K | 0.01% | +1+0.5% | Added |
| Cullen/Frost Bankers, Inc. | 215 | $12.1K | 0.00% | +215 | New |
| Anchor Bay Capital, Inc. | 275 | $16.5K | 0.01% | +275 | New |
| Key Financial Inc | 300 | $16.9K | 0.00% | 00.0% | Unchanged |
| Planning Strategies Inc. | 306 | $17.2K | 0.01% | +306 | New |
| C M Bidwell & Associates Ltd | 326 | $18.4K | 0.01% | 00.0% | Unchanged |
| Ares Financial Consulting, LLC | 341 | $19.2K | 0.01% | 00.0% | Unchanged |
| Concord Wealth Partners | 389 | $21.9K | 0.00% | +389 | New |
| Napier Financial, LLC | 400 | $22.5K | 0.00% | +400 | New |
| Pacifica Partners Inc. | 400 | $22.8K | 0.01% | 00.0% | Unchanged |
| Osbon Capital Management LLC | 432 | $24.3K | 0.02% | +432 | New |
| Ramirez Asset Management, Inc. | 450 | $25.3K | 0.00% | 00.0% | Unchanged |
| Private Wealth Asset Management, LLC | 500 | $28.2K | 0.00% | 00.0% | Unchanged |
| Trust Co of Vermont | 500 | $28.2K | 0.00% | +500 | New |
| PlanVest Financial, Inc | 524 | $29.5K | 0.02% | 00.0% | Unchanged |
| Elequin Capital LP | 534 | $30.1K | 0.00% | +117+28.1% | Added |
| Tiaa-Cref Individual & Institutional Services, LLC | 632 | $35.6K | 0.00% | −1,017−61.7% | Reduced |
| Tanglewood Legacy Advisors, LLC | 696 | $39.2K | 0.01% | 00.0% | Unchanged |
| VSM Wealth Advisory, LLC | 712 | $40.1K | 0.01% | 00.0% | Unchanged |
| Archer Investment Corp | 722 | $40.7K | 0.00% | +368+104.0% | Added |
| Trust Co of Toledo NA | 750 | $42.2K | 0.00% | 00.0% | Unchanged |
| Axiom Investment Management LLC | 800 | $45.1K | 0.03% | 00.0% | Unchanged |
| Wiser Advisor Group LLC | 801 | $45.1K | 0.05% | +15+1.9% | Added |
| Assetmark, Inc | 823 | $46.4K | 0.00% | +264+47.2% | Added |
| Quent Capital, LLC | 846 | $47.7K | 0.00% | −1−0.1% | Reduced |
| Tower Research Capital LLC (TRC) | 861 | $48.5K | 0.00% | −1,293−60.0% | Reduced |
| Hickory Point Bank & Trust | 900 | $50.7K | 0.03% | 00.0% | Unchanged |
| Groesbeck Investment Management Corp | 910 | $51.0K | 0.08% | 00.0% | Unchanged |
| Institute for Wealth Management, LLC. | 936 | $52.7K | 0.00% | +936 | New |
| First Horizon Corp | 950 | $53.5K | 0.00% | −275−22.4% | Reduced |
| Plante Moran Financial Advisors, LLC | 996 | $56.1K | 0.00% | +970+3,730.8% | Added |
| Vision Retirement, LLC | 998 | $56.2K | 0.01% | 00.0% | Unchanged |
| Harbor Investment Advisory, LLC | 1,000 | $56.3K | 0.00% | 00.0% | Unchanged |
| Atlantic Private Wealth, LLC | 1,000 | $56.3K | 0.03% | 00.0% | Unchanged |
| 1 North Wealth Services LLC | 1,081 | $60.9K | 0.02% | +21+2.0% | Added |
| TIAA Wealth Investment Management LLC | 1,081 | $60.9K | 0.00% | +1,081 | New |
| Activest Wealth Management | 1,086 | $61.2K | 0.01% | +21+2.0% | Added |
| Mather Group, LLC. | 1,123 | $63.3K | 0.00% | +59+5.5% | Added |
| Geneos Wealth Management Inc. | 1,135 | $63.9K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 1,228 | $69.2K | 0.00% | +700+132.6% | Added |
| Aventura Private Wealth, LLC | 1,243 | $70.0K | 0.02% | 00.0% | Unchanged |
| Acumen Wealth Advisors, LLC | 1,253 | $70.6K | 0.01% | −1,350−51.9% | Reduced |
| Creative Financial Designs Inc | 1,260 | $71.0K | 0.00% | 00.0% | Unchanged |
| Prosperity Bancshares Inc | 1,312 | $73.9K | 0.05% | +500+61.6% | Added |
| MCF Advisors LLC | 1,340 | $75.5K | 0.00% | +24+1.8% | Added |
| Continuum Advisory, LLC | 1,379 | $77.7K | 0.01% | +1,379 | New |
| Avalon Trust Co | 1,387 | $78.1K | 0.00% | 00.0% | Unchanged |
| Central Trust Co | 1,457 | $82.1K | 0.00% | 00.0% | Unchanged |
| Citizens National Bank Trust Department | 1,465 | $82.5K | 0.01% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 1,535 | $86.5K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 1,549 | $87.3K | 0.00% | +50+3.3% | Added |
| Federation des caisses Desjardins du Quebec | 1,550 | $87.3K | 0.00% | −1,518−49.5% | Reduced |
| HM Payson & Co | 1,563 | $88.0K | 0.00% | 00.0% | Unchanged |
| CWM Advisors, LLC | 1,656 | $93.3K | 0.00% | +32+2.0% | Added |
| Vestor Capital, LLC | 1,641 | $95.0K | 0.01% | +1,641 | New |
| Russell Investments Group, Ltd. | 1,734 | $97.7K | 0.00% | +79+4.8% | Added |
| Cary Street Partner Investment Advisory LLC | 1,800 | $101.4K | 0.02% | −600−25.0% | Reduced |
| Heritage Wealth Advisors | 1,819 | $102.4K | 0.00% | +260+16.7% | Added |
| Clear Street Markets LLC | 1,900 | $107.0K | 0.02% | −200−9.5% | Reduced |
| Caldwell Trust Co | 1,935 | $109.0K | 0.01% | +1,300+204.7% | Added |
| Private Trust Co NA | 2,000 | $112.7K | 0.01% | 00.0% | Unchanged |
| Proffitt & Goodson Inc | 2,148 | $121.0K | 0.02% | 00.0% | Unchanged |
| Ritter Daniher Financial Advisory LLC | 2,173 | $122.4K | 0.02% | 00.0% | Unchanged |
| Boyd Watterson Asset Management LLC | 2,465 | $138.9K | 0.04% | 00.0% | Unchanged |
| Parvin Asset Management, LLC | 2,515 | $141.7K | 0.11% | +2,515 | New |
| Keating Financial Advisory Services, Inc. | 2,581 | $145.4K | 0.02% | +218+9.2% | Added |
| McDonald Partners LLC | 2,700 | $152.1K | 0.04% | +2,700 | New |