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 | $9.52B |
| 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 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 |
|---|---|---|---|---|---|
| Wells Fargo & Company | 863,077 | $48.6M | 0.01% | +57,847+7.2% | Added |
| Victory Capital Management Inc | 872,763 | $49.2M | 0.03% | −98,714−10.2% | Reduced |
| Raymond James Financial Inc | 922,179 | $51.9M | 0.01% | −55,761−5.7% | Reduced |
| Infrastructure Capital Advisors, LLC | 936,785 | $52.8M | 4.12% | −131,466−12.3% | Reduced |
| Barclays PLC | 970,593 | $54.7M | 0.02% | +83,365+9.4% | Added |
| Progeny 3, Inc. | 1,015,966 | $57.2M | 2.95% | 00.0% | Unchanged |
| Epoch Investment Partners, Inc. | 1,046,028 | $58.9M | 0.34% | −81,516−7.2% | Reduced |
| Mariner, LLC | 1,143,271 | $64.4M | 0.07% | −9,331−0.8% | Reduced |
| Cohen & Steers, Inc. | 1,178,658 | $66.4M | 0.10% | +248,907+26.8% | Added |
| ING Groep NV | 1,239,600 | $69.8M | 0.34% | −528,600−29.9% | Reduced |
| Stifel Financial Corp | 1,306,287 | $73.6M | 0.06% | −24,178−1.8% | Reduced |
| BNP Paribas Arbitrage, SA | 1,313,107 | $74.0M | 0.04% | +22,565+1.7% | Added |
| Brookfield Asset Management Inc. | 1,356,028 | $76.4M | 0.10% | −817,788−37.6% | Reduced |
| Cushing Asset Management, LP | 1,614,600 | $91.0M | 4.07% | −244,500−13.2% | Reduced |
| AlphaCore Capital LLC | 1,615,591 | $91.0M | 1.67% | +770.0% | Added |
| Duff & Phelps Investment Management Co | 1,618,467 | $91.2M | 0.86% | −50,000−3.0% | Reduced |
| Royal Bank of Canada | 1,635,550 | $92.1M | 0.02% | +483,645+42.0% | Added |
| Fractal Investments LLC | 1,668,116 | $94.0M | 10.84% | −383,185−18.7% | Reduced |
| Eagle Global Advisors LLC | 1,793,816 | $101.0M | 3.35% | −11,530−0.6% | Reduced |
| Bank of America Corp | 2,070,457 | $116.6M | 0.01% | −502,819−19.5% | Reduced |
| Westwood Holdings Group Inc. | 2,113,845 | $119.1M | 0.90% | −123,011−5.5% | Reduced |
| Miller Howard Investments Inc | 2,325,809 | $131.0M | 3.48% | +86,115+3.8% | Added |
| Clearbridge Investments, LLC | 2,343,689 | $132.0M | 0.11% | 00.0% | Unchanged |
| Bank of Montreal | 2,549,532 | $143.6M | 0.05% | −1,477,895−36.7% | Reduced |
| CIBC Bancorp USA Inc. | 2,988,109 | $168.3M | 0.21% | +346,005+13.1% | Added |
| Brave Warrior Advisors, LLC | 3,180,534 | $179.2M | 3.90% | −72,990−2.2% | Reduced |
| JPMorgan Chase & Co | 3,428,352 | $192.7M | 0.01% | −705,314−17.1% | Reduced |
| FMR LLC | 3,920,887 | $220.9M | 0.01% | +560,024+16.7% | Added |
| Chickasaw Capital Management LLC | 5,211,734 | $293.6M | 10.56% | −10,953−0.2% | Reduced |
| UBS Group AG | 5,259,274 | $296.3M | 0.05% | +25,762+0.5% | Added |
| Morgan Stanley | 5,275,829 | $297.2M | 0.02% | +311,630+6.3% | Added |
| Energy Income Partners, LLC | 5,380,295 | $303.1M | 4.77% | +222,817+4.3% | Added |
| Kayne Anderson Capital Advisors LP | 5,862,925 | $330.3M | 6.48% | −963,642−14.1% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 8,011,582 | $451.3M | 0.54% | +692,332+9.5% | Added |
| Tortoise Capital Advisors, L.L.C. | 10,500,469 | $591.5M | 6.01% | −2,760,115−20.8% | Reduced |
| Goldman Sachs Group Inc | 11,329,340 | $638.2M | 0.07% | −1,178,199−9.4% | Reduced |
| Blackstone Group Inc. | 12,956,943 | $729.9M | 2.38% | −2,393,740−15.6% | Reduced |
| Invesco Ltd. | 18,273,448 | $1.03B | 0.08% | +6,8420.0% | Added |
| Alps Advisors Inc | 28,601,592 | $1.61B | 7.55% | +1,530,630+5.7% | Added |
| Goldentree Asset Management LP | 0 | $0 | 0.00% | −344,686−100.0% | Sold out |
| Parkwood LLC | 0 | $0 | 0.00% | −161,615−100.0% | Sold out |
| Basso Capital Management, L.P. | 0 | $0 | 0.00% | −71,200−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −74,490−100.0% | Sold out |
| Botty Investors LLC | 0 | $0 | 0.00% | −62,977−100.0% | Sold out |
| Empire Financial Management Company, LLC | 0 | $0 | 0.00% | −60,321−100.0% | Sold out |
| Keeler Thomas Management LLC | 0 | $0 | 0.00% | −40,364−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −31,150−100.0% | Sold out |
| Hartree Partners, LP | 0 | $0 | 0.00% | −30,000−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −27,531−100.0% | Sold out |
| Inspire Advisors, LLC | 0 | $0 | 0.00% | −21,235−100.0% | Sold out |
| 49 Wealth Management, LLC | 0 | $0 | 0.00% | −18,037−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −14,282−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −12,019−100.0% | Sold out |
| Ameritas Investment Partners, Inc. | 0 | $0 | 0.00% | −8,983−100.0% | Sold out |
| Matrix Private Capital Group LLC | 0 | $0 | 0.00% | −8,000−100.0% | Sold out |
| Golden State Equity Partners | 0 | $0 | 0.00% | −7,839−100.0% | Sold out |
| Sanders Morris Harris LLC | 0 | $0 | 0.00% | −7,484−100.0% | Sold out |
| ORBA Wealth Advisors, L.L.C. | 0 | $0 | 0.00% | −6,756−100.0% | Sold out |
| National Wealth Management Group, LLC | 0 | $0 | 0.00% | −6,476−100.0% | Sold out |
| GWN Securities Inc. | 0 | $0 | 0.00% | −6,198−100.0% | Sold out |
| Beverly Hills Private Wealth, LLC | 0 | $0 | 0.00% | −6,101−100.0% | Sold out |
| Secure Asset Management, LLC | 0 | $0 | 0.00% | −5,729−100.0% | Sold out |
| Allie Family Office LLC | 0 | $0 | 0.00% | −5,719−100.0% | Sold out |
| Endeavor Private Wealth, Inc. | 0 | $0 | 0.00% | −5,587−100.0% | Sold out |
| Procyon Private Wealth Partners, LLC | 0 | $0 | 0.00% | −5,553−100.0% | Sold out |
| Visionary Wealth Advisors | 0 | $0 | 0.00% | −5,290−100.0% | Sold out |
| Dauntless Investment Group, LLC | 0 | $0 | 0.00% | −5,170−100.0% | Sold out |
| De Lisle Partners LLP | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Mission Wealth Management, LP | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −4,935−100.0% | Sold out |
| Fortis Capital Advisors, LLC | 0 | $0 | 0.00% | −4,935−100.0% | Sold out |
| CIBC World Markets Inc. | 0 | $0 | 0.00% | −4,905−100.0% | Sold out |
| Flow Traders U.S. LLC | 0 | $0 | 0.00% | −4,525−100.0% | Sold out |
| Evolve Private Wealth, LLC | 0 | $0 | 0.00% | −4,284−100.0% | Sold out |
| SeaCrest Wealth Management, LLC | 0 | $0 | 0.00% | −4,250−100.0% | Sold out |
| Welch & Forbes LLC | 0 | $0 | 0.00% | −4,029−100.0% | Sold out |
| Cyndeo Wealth Partners, LLC | 0 | $0 | 0.00% | −4,015−100.0% | Sold out |
| MinichMacGregor Wealth Management, LLC | 0 | $0 | 0.00% | −3,758−100.0% | Sold out |
| Plan Group Financial, LLC | 0 | $0 | 0.00% | −3,674−100.0% | Sold out |
| Nova R Wealth, Inc. | 0 | $0 | 0.00% | −3,590−100.0% | Sold out |
| Vista Investment Partners LLC | 0 | $0 | 0.00% | −3,529−100.0% | Sold out |
| Thrivent Financial for Lutherans | 0 | $0 | 0.00% | −3,519−100.0% | Sold out |
| Sound Income Strategies, LLC | 0 | $0 | 0.00% | −3,432−100.0% | Sold out |
| Crewe Advisors LLC | 0 | $0 | 0.00% | −2,211−100.0% | Sold out |
| Global Assets Advisory, LLC | 0 | $0 | 0.00% | −1,538−100.0% | Sold out |
| Trust Co | 0 | $0 | 0.00% | −1,235−100.0% | Sold out |
| Fortitude Family Office, LLC | 0 | $0 | 0.00% | −1,009−100.0% | Sold out |
| WFA of San Diego, LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −778−100.0% | Sold out |
| Clear Investment Research, LLC | 0 | $0 | 0.00% | −700−100.0% | Sold out |
| Wolff Wiese Magana LLC | 0 | $0 | 0.00% | −659−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −332−100.0% | Sold out |
| Curio Wealth, LLC | 0 | $0 | 0.00% | −263−100.0% | Sold out |
| Signature Equity Partners, LLC | 0 | $0 | 0.00% | −215−100.0% | Sold out |
| Signature Resources Capital Management, LLC | 0 | $0 | 0.00% | −108−100.0% | Sold out |
| Grove Bank & Trust | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| U.S. Capital Wealth Advisors, LLC | – | – | – | – | Not filed |
| Jackson Hole Capital Partners, LLC | – | – | – | – | Not filed |
| Exencial Wealth Advisors, LLC | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |