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, Q4 2023
Institutional positions in MPLX LP as of Dec 31, 2023. 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
- 444
- +52 vs. Q3 2023
- Shares held
- 221.8M
- −7.86M (−3.4%) vs. Q3 2023
- Total value
- $8.15B
- −$21.5M (−0.3%) vs. Q3 2023
- New holders
- 75
- 159 more added
- Sold out
- 23
- 93 more reduced
6 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: 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, Q4 2023
Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Allianz Asset Management GmbH | 637,100 | $23.4M | 0.04% | +401,700+170.6% | Added |
| Appaloosa LPSuperinvestorAppaloosa | 660,000 | $24.2M | 0.43% | +477,675+262.0% | Added |
| Royal Bank of Canada | 664,570 | $24.4M | 0.01% | +31,513+5.0% | Added |
| Mariner, LLC | 694,550 | $25.5M | 0.06% | −855−0.1% | Reduced |
| Natixis | 726,458 | $26.7M | 0.20% | −1,855,490−71.9% | Reduced |
| Beach Investment Counsel Inc | 899,089 | $33.0M | 4.07% | +143,391+19.0% | Added |
| Progeny 3, Inc. | 954,759 | $35.1M | 4.35% | +16,800+1.8% | Added |
| Longfellow Investment Management Co LLC | 1,093,138 | $40.1M | 9.91% | 00.0% | Unchanged |
| RR Advisors, LLC | 1,099,000 | $40.4M | 6.91% | +254,000+30.1% | Added |
| Wells Fargo & Company | 1,163,715 | $42.7M | 0.01% | +93,787+8.8% | Added |
| Stifel Financial Corp | 1,183,375 | $43.5M | 0.05% | +3,295+0.3% | Added |
| BNP Paribas Arbitrage, SA | 1,186,633 | $43.6M | 0.08% | −764,528−39.2% | Reduced |
| Cushing Asset Management, LP | 1,197,122 | $44.0M | 4.04% | −75,921−6.0% | Reduced |
| Epoch Investment Partners, Inc. | 1,307,187 | $48.0M | 0.22% | −63,708−4.6% | Reduced |
| Jennison Associates LLC | 1,437,041 | $52.8M | 0.04% | −14,051−1.0% | Reduced |
| Fractal Investments LLC | 1,461,951 | $53.7M | 11.04% | 00.0% | Unchanged |
| Deutsche Bank AG | 1,513,880 | $55.6M | 0.03% | +3,856+0.3% | Added |
| Amundi | 1,504,722 | $56.1M | 0.03% | +566,899+60.4% | Added |
| AlphaCore Capital LLC | 1,569,154 | $57.6M | 8.42% | +4500.0% | Added |
| Eagle Global Advisors LLC | 1,651,637 | $60.6M | 3.67% | +128,911+8.5% | Added |
| Infrastructure Capital Advisors, LLC | 1,747,509 | $64.2M | 9.99% | +483,937+38.3% | Added |
| Citigroup Inc | 1,782,622 | $65.5M | 0.09% | −245,892−12.1% | Reduced |
| Westwood Holdings Group Inc. | 1,793,525 | $65.9M | 0.56% | +291,890+19.4% | Added |
| Nomura Holdings Inc | 1,831,500 | $67.3M | 0.60% | +1,831,500 | New |
| Duff & Phelps Investment Management Co | 1,976,693 | $72.6M | 0.87% | +8,500+0.4% | Added |
| Miller Howard Investments Inc | 2,362,999 | $86.8M | 3.02% | +65,380+2.8% | Added |
| ING Groep NV | 2,740,500 | $100.6M | 0.81% | +480,000+21.2% | Added |
| CIBC Private Wealth Group, LLC | 3,028,327 | $111.2M | 0.24% | +574,737+23.4% | Added |
| Barclays PLC | 3,250,948 | $119.4M | 0.06% | −2,398,353−42.5% | Reduced |
| Brookfield Asset Management Inc. | 4,415,491 | $162.1M | 0.92% | −62,219−1.4% | Reduced |
| Energy Income Partners, LLC | 4,969,707 | $182.5M | 3.94% | +609,929+14.0% | Added |
| Clearbridge Investments, LLC | 4,999,259 | $183.6M | 0.16% | −49,967−1.0% | Reduced |
| Chickasaw Capital Management LLC | 5,657,941 | $207.8M | 10.88% | −128,161−2.2% | Reduced |
| Morgan Stanley | 5,739,501 | $210.8M | 0.02% | −74,237−1.3% | Reduced |
| UBS Group AG | 5,741,012 | $210.8M | 0.08% | −128,424−2.2% | Reduced |
| Kayne Anderson Capital Advisors LP | 5,756,505 | $211.4M | 6.57% | −124,700−2.1% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 6,463,737 | $237.3M | 0.48% | +154,529+2.4% | Added |
| JPMorgan Chase & Co | 7,155,245 | $262.7M | 0.03% | +4,913,390+219.2% | Added |
| Bank of America Corp | 10,192,520 | $374.3M | 0.04% | −1,546,521−13.2% | Reduced |
| Tortoise Capital Advisors, L.L.C. | 11,562,838 | $424.6M | 6.55% | −756,923−6.1% | Reduced |
| Goldman Sachs Group Inc | 16,932,299 | $621.8M | 0.14% | +1,285,400+8.2% | Added |
| Invesco Ltd. | 20,844,942 | $765.4M | 0.18% | −72,563−0.3% | Reduced |
| Blackstone Group Inc. | 23,413,432 | $859.7M | 3.98% | −8,569,859−26.8% | Reduced |
| Alps Advisors Inc | 25,611,269 | $940.4M | 7.39% | −3,160,524−11.0% | Reduced |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −38,740−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −31,457−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −16,200−100.0% | Sold out |
| Strategic Financial Concepts, LLC | 0 | $0 | 0.00% | −14,635−100.0% | Sold out |
| Synovus Financial Corp | 0 | $0 | 0.00% | −14,073−100.0% | Sold out |
| Syntal Capital Partners, LLC | 0 | $0 | 0.00% | −12,727−100.0% | Sold out |
| Cape Cod Five Cents Savings Bank | 0 | $0 | 0.00% | −10,760−100.0% | Sold out |
| Wealth Advisors of Tampa Bay, LLC | 0 | $0 | 0.00% | −9,800−100.0% | Sold out |
| M&T Bank Corp | 0 | $0 | 0.00% | −9,644−100.0% | Sold out |
| Change Path, LLC | 0 | $0 | 0.00% | −9,115−100.0% | Sold out |
| True North Advisors, LLC | 0 | $0 | 0.00% | −8,103−100.0% | Sold out |
| Cookson Peirce & Co Inc | 0 | $0 | 0.00% | −8,000−100.0% | Sold out |
| Sanders Morris Harris LLC | 0 | $0 | 0.00% | −7,823−100.0% | Sold out |
| Wesbanco Bank Inc | 0 | $0 | 0.00% | −6,685−100.0% | Sold out |
| King Luther Capital Management Corp | 0 | $0 | 0.00% | −6,540−100.0% | Sold out |
| TownSquare Capital, LLC | 0 | $0 | 0.00% | −5,674−100.0% | Sold out |
| ORG Partners LLC | 0 | $0 | 0.00% | −5,106−100.0% | Sold out |
| WR Wealth Planners, LLC | 0 | $0 | 0.00% | −4,703−100.0% | Sold out |
| Register Financial Advisors LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Citizens National Bank Trust Department | 0 | $0 | 0.00% | −750−100.0% | Sold out |
| Salem Investment Counselors Inc | 0 | $0 | 0.00% | −415−100.0% | Sold out |
| Buck Wealth Strategies, LLC | 0 | $0 | 0.00% | −238−100.0% | Sold out |
| Headinvest, LLC | 0 | $0 | 0.00% | −230−100.0% | Sold out |
| Strategic Income Management, LLC | – | – | – | – | Not filed |
| First Republic Investment Management, Inc. | – | – | – | – | Not filed |
| Claybrook Capital, LLC | – | – | – | – | Not filed |
| Rothschild Investment Corp | – | – | – | – | Not filed |
| Pathstone Family Office, LLC | – | – | – | – | Not filed |
| Icon Wealth Partners, LLC | – | – | – | – | Not filed |