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 2025
Institutional positions in MPLX LP as of Jun 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
- 575
- +14 vs. Q1 2025
- Shares held
- 217.1M
- +306.4K (+0.1%) vs. Q1 2025
- Total value
- $11.2B
- −$414.1M (−3.6%) vs. Q1 2025
- New holders
- 63
- 215 more added
- Sold out
- 49
- 131 more reduced
9 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Central Trust Co | 1,457 | $75.1K | 0.00% | 00.0% | Unchanged |
| Montag A & Associates Inc | 1,421 | $73.2K | 0.00% | 00.0% | Unchanged |
| Advantage Trust Co | 1,400 | $72.1K | 0.04% | 00.0% | Unchanged |
| Avalon Trust Co | 1,387 | $71.4K | 0.01% | 00.0% | Unchanged |
| Merewether Investment Management, LP | 329,802 | $71.1K | 0.00% | +329,802 | New |
| Strategic Wealth Partners, Ltd. | 1,322 | $68.1K | 0.01% | +1,322 | New |
| Generali Asset Management SPA SGR | 1,274 | $65.6K | 0.00% | 00.0% | Unchanged |
| Creative Financial Designs Inc | 1,260 | $64.9K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 1,249 | $64.3K | 0.00% | 00.0% | Unchanged |
| Aventura Private Wealth, LLC | 1,243 | $64.0K | 0.03% | 00.0% | Unchanged |
| Trust Co | 1,235 | $63.6K | 0.01% | 00.0% | Unchanged |
| Heritage Wealth Advisors | 1,201 | $61.9K | 0.00% | +156+14.9% | Added |
| Geneos Wealth Management Inc. | 1,135 | $58.5K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 1,113 | $57.3K | 0.01% | −8,658−88.6% | Reduced |
| Traub Capital Management LLC | 1,100 | $56.7K | 0.05% | +1,100 | New |
| Fortitude Family Office, LLC | 1,009 | $52.0K | 0.02% | 00.0% | Unchanged |
| Harbor Investment Advisory, LLC | 1,000 | $51.5K | 0.00% | 00.0% | Unchanged |
| MCF Advisors LLC | 1,000 | $51.5K | 0.00% | 00.0% | Unchanged |
| Atlantic Private Wealth, LLC | 1,000 | $51.5K | 0.03% | 00.0% | Unchanged |
| Central Pacific Bank - Trust Division | 1,000 | $51.5K | 0.01% | 00.0% | Unchanged |
| WFA of San Diego, LLC | 1,000 | $51.5K | 0.04% | +1,000 | New |
| VSM Wealth Advisory, LLC | 989 | $50.9K | 0.02% | +325+48.9% | Added |
| MorganRosel Wealth Management, LLC | 900 | $46.4K | 0.01% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 879 | $45.3K | 0.00% | +1+0.1% | Added |
| Chilton Capital Management LLC | 845 | $43.5K | 0.00% | −55−6.1% | Reduced |
| Trust Co of Toledo NA | 750 | $38.6K | 0.00% | +750 | New |
| Clear Investment Research, LLC | 700 | $36.1K | 0.05% | 00.0% | Unchanged |
| Tanglewood Legacy Advisors, LLC | 696 | $35.9K | 0.01% | 00.0% | Unchanged |
| C M Bidwell & Associates Ltd | 652 | $33.6K | 0.02% | +652 | New |
| Caldwell Trust Co | 635 | $32.7K | 0.00% | 00.0% | Unchanged |
| Rossby Financial, LCC | 621 | $32.0K | 0.01% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 609 | $31.4K | 0.00% | +509+509.0% | Added |
| Eq Wealth Advisors, LLC | 594 | $30.6K | 0.02% | +594 | Added |
| Operose Advisors LLC | 585 | $30.1K | 0.01% | +400+216.2% | Added |
| FSA Wealth Management LLC | 532 | $27.4K | 0.01% | 00.0% | Unchanged |
| Trust Co of Vermont | 500 | $25.8K | 0.00% | 00.0% | Unchanged |
| Mount Yale Investment Advisors, LLC | 500 | $25.8K | 0.00% | +500 | New |
| Private Wealth Asset Management, LLC | 500 | $25.8K | 0.00% | +500 | New |
| Ramirez Asset Management, Inc. | 450 | $23.2K | 0.00% | 00.0% | Unchanged |
| St Germain D J Co Inc | 427 | $22.0K | 0.00% | +427 | New |
| Pacifica Partners Inc. | 400 | $20.6K | 0.01% | 00.0% | Unchanged |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 400 | $20.6K | 0.00% | 00.0% | Unchanged |
| Concord Wealth Partners | 389 | $20.0K | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 341 | $17.6K | 0.00% | +150+78.5% | Added |
| Archer Investment Corp | 334 | $17.2K | 0.00% | +6+1.8% | Added |
| SRS Capital Advisors, Inc. | 330 | $17.0K | 0.00% | +6+1.9% | Added |
| Country Trust Bank | 300 | $15.5K | 0.00% | +300 | New |
| Skopos Labs, Inc. | 265 | $13.7K | 0.00% | −1,179−81.6% | Reduced |
| Darwin Advisors, LLC | 240 | $12.4K | 0.00% | 00.0% | Unchanged |
| Financial Network Wealth Advisors LLC | 207 | $10.7K | 0.01% | +1+0.5% | Added |
| Wolff Wiese Magana LLC | 204 | $10.5K | 0.01% | +122+148.8% | Added |
| Tradewinds Capital Management, LLC | 200 | $10.3K | 0.00% | −200−50.0% | Reduced |
| Mark Sheptoff Financial Planning, LLC | 200 | $10.3K | 0.01% | 00.0% | Unchanged |
| Cape Investment Advisory, Inc. | 200 | $10.3K | 0.00% | 00.0% | Unchanged |
| Gen-Wealth Partners Inc | 130 | $6.70K | 0.00% | +130 | New |
| Vision Financial Markets LLC | 125 | $6.44K | 0.01% | 00.0% | Unchanged |
| SWAN Capital LLC | 122 | $6.28K | 0.00% | +122 | New |
| Park Square Financial Group, LLC | 115 | $5.92K | 0.00% | −197−63.1% | Reduced |
| Costello Asset Management, INC | 104 | $5.36K | 0.00% | 00.0% | Unchanged |
| Optimum Investment Advisors | 100 | $5.15K | 0.00% | 00.0% | Unchanged |
| Grove Bank & Trust | 100 | $5.15K | 0.00% | 00.0% | Unchanged |
| Olistico Wealth, LLC | 96 | $4.95K | 0.00% | +96 | New |
| TD Private Client Wealth LLC | 90 | $4.64K | 0.00% | −158−63.7% | Reduced |
| Kozak & Associates, Inc. | 90 | $4.58K | 0.00% | +1+1.1% | Added |
| Center for Financial Planning, Inc. | 85 | $4.38K | 0.00% | 00.0% | Unchanged |
| Penserra Capital Management LLC | 87 | $4.00K | 0.00% | 00.0% | Unchanged |
| American National Bank | 64 | $3.30K | 0.00% | +64 | New |
| Oliver Lagore Vanvalin Investment Group | 52 | $2.81K | 0.00% | +52 | New |
| Wealth Preservation Advisors, LLC | 40 | $2.06K | 0.00% | −783−95.1% | Reduced |
| Tower Research Capital LLC (TRC) | 34 | $1.75K | 0.00% | −1,483−97.8% | Reduced |
| Plante Moran Financial Advisors, LLC | 25 | $1.29K | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 20 | $1.03K | 0.00% | 00.0% | Unchanged |
| Abound Wealth Management | 16 | $842 | 0.00% | 00.0% | Unchanged |
| Mountain Hill Investment Partners Corp. | 2 | $104 | 0.00% | 00.0% | Unchanged |
| Transce3nd, LLC | 1 | $45 | 0.00% | +1 | New |
| Amundi | 0 | $0 | 0.00% | −1,410,705−100.0% | Sold out |
| Delphi Financial Group, Inc. | 0 | $0 | 0.00% | −341,079−100.0% | Sold out |
| Partners Value Investments LP | 0 | $0 | 0.00% | −160,500−100.0% | Sold out |
| Mizuho Markets Americas LLC | 0 | $0 | 0.00% | −47,968−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −31,019−100.0% | Sold out |
| National Asset Management, Inc. | 0 | $0 | 0.00% | −21,555−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −21,552−100.0% | Sold out |
| Fort Washington Investment Advisors Inc | 0 | $0 | 0.00% | −20,943−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −18,386−100.0% | Sold out |
| Groesbeck Investment Management Corp | 0 | $0 | 0.00% | −16,800−100.0% | Sold out |
| Financial Counselors Inc | 0 | $0 | 0.00% | −14,156−100.0% | Sold out |
| BBR Partners, LLC | 0 | $0 | 0.00% | −14,000−100.0% | Sold out |
| F&V Capital Management, LLC | 0 | $0 | 0.00% | −12,250−100.0% | Sold out |
| Wilkinson Global Asset Management LLC | 0 | $0 | 0.00% | −11,445−100.0% | Sold out |
| Plan Group Financial, LLC | 0 | $0 | 0.00% | −10,240−100.0% | Sold out |
| Venturi Wealth Management, LLC | 0 | $0 | 0.00% | −10,054−100.0% | Sold out |
| TownSquare Capital, LLC | 0 | $0 | 0.00% | −7,751−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −6,522−100.0% | Sold out |
| Beverly Hills Private Wealth, LLC | 0 | $0 | 0.00% | −5,772−100.0% | Sold out |
| Avidian Wealth Solutions, LLC | 0 | $0 | 0.00% | −5,719−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −5,700−100.0% | Sold out |
| Green Square Capital Advisors LLC | 0 | $0 | 0.00% | −5,281−100.0% | Sold out |
| SFMG, LLC | 0 | $0 | 0.00% | −4,952−100.0% | Sold out |
| Legacy Advisors, LLC | 0 | $0 | 0.00% | −4,775−100.0% | Sold out |
| AE Wealth Management LLC | 0 | $0 | 0.00% | −4,498−100.0% | Sold out |