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, Q1 2026
Institutional positions in MPLX LP as of Mar 31, 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
- 646
- +19 vs. Q4 2025
- Shares held
- 202.7M
- +27.3M (+15.5%) vs. Q4 2025
- Total value
- $11.6B
- +$2.20B (+23.5%) vs. Q4 2025
- New holders
- 76
- 216 more added
- Sold out
- 57
- 173 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Peapack Gladstone Financial Corp | 9,151 | $522.0K | 0.01% | +83+0.9% | Added |
| Summit Trail Advisors, LLC | 9,163 | $523.0K | 0.01% | +2,563+38.8% | Added |
| Legacy Advisors, LLC | 9,275 | $529.3K | 0.06% | 00.0% | Unchanged |
| Holderness Investments Co | 9,382 | $535.4K | 0.11% | +200+2.2% | Added |
| Schulhoff & Co Inc | 9,500 | $542.2K | 0.22% | 00.0% | Unchanged |
| Bitterroot Capital Advisors LLC | 9,518 | $543.2K | 0.33% | +176+1.9% | Added |
| Magnus Financial Group LLC | 9,558 | $545.5K | 0.04% | +4,413+85.8% | Added |
| Silverberg Bernstein Capital Management LLC | 9,644 | $550.4K | 0.30% | 00.0% | Unchanged |
| Wellington Grp LLC | 9,675 | $552.2K | 0.17% | +3,519+57.2% | Added |
| XTX Topco Ltd | 9,699 | $553.5K | 0.01% | −21,562−69.0% | Reduced |
| Bogart Wealth, LLC | 9,727 | $555.1K | 0.02% | 00.0% | Unchanged |
| IFP Advisors, Inc | 9,773 | $557.7K | 0.01% | +2,231+29.6% | Added |
| Essex Financial Services, Inc. | 9,807 | $559.7K | 0.03% | −1,010−9.3% | Reduced |
| Trueblood Wealth Management, LLC | 9,911 | $565.6K | 0.22% | +175+1.8% | Added |
| Walled Lake Planning & Wealth Management, LLC | 9,915 | $565.8K | 0.17% | +496+5.3% | Added |
| Bokf, NA | 9,915 | $565.8K | 0.01% | 00.0% | Unchanged |
| Abel Hall, LLC | 10,000 | $570.7K | 0.12% | 00.0% | Unchanged |
| Diversify Advisory Services, LLC | 10,331 | $573.6K | 0.09% | −68−0.7% | Reduced |
| Diversify Wealth Management, LLC | 10,345 | $574.4K | 0.01% | +10,345 | New |
| Rothschild Investment LLC | 10,150 | $579.3K | 0.03% | 00.0% | Unchanged |
| Pinnacle Financial Partners, Inc. | 10,177 | $580.8K | 0.00% | −2,700−21.0% | Reduced |
| Colonial River Wealth Management, LLC | 10,232 | $583.9K | 0.21% | 00.0% | Unchanged |
| Wedmont Private Capital | 10,544 | $589.3K | 0.02% | −536−4.8% | Reduced |
| Sunbeam Capital Management, LLC | 10,346 | $590.4K | 0.34% | +27+0.3% | Added |
| Bouchey Financial Group Ltd | 10,568 | $595.6K | 0.04% | 00.0% | Unchanged |
| Princeton Global Asset Management LLC | 10,477 | $597.9K | 0.10% | −1,038−9.0% | Reduced |
| Harbour Investments, Inc. | 10,481 | $598.2K | 0.01% | +3,395+47.9% | Added |
| M&T Bank Corp | 10,494 | $598.9K | 0.00% | 00.0% | Unchanged |
| Bedel Financial Consulting, Inc. | 10,551 | $602.2K | 0.07% | +76+0.7% | Added |
| Marshall Investment Management, LLC | 10,732 | $612.5K | 0.29% | +204+1.9% | Added |
| Navellier & Associates Inc | 10,760 | $614.1K | 0.06% | +275+2.6% | Added |
| IHT Wealth Management, LLC | 10,766 | $614.4K | 0.01% | +1,014+10.4% | Added |
| Mitchell McLeod Pugh & Williams Inc | 10,901 | $622.1K | 0.09% | 00.0% | Unchanged |
| Dynamic Advisor Solutions LLC | 10,935 | $624.1K | 0.02% | +4,052+58.9% | Added |
| Capital Investment Advisors, LLC | 10,996 | $627.5K | 0.01% | +1,876+20.6% | Added |
| Lifetime Wealth Management P.C. | 11,000 | $627.8K | 0.36% | 00.0% | Unchanged |
| HBK Sorce Advisory LLC | 11,753 | $634.7K | 0.01% | −86−0.7% | Reduced |
| Capital Advisors Inc | 11,151 | $636.4K | 0.01% | +3,709+49.8% | Added |
| Gen-Wealth Partners Inc | 11,244 | $641.7K | 0.20% | +3,037+37.0% | Added |
| Spire Wealth Management | 11,260 | $642.6K | 0.02% | +850+8.2% | Added |
| Venture Visionary Partners LLC | 11,373 | $649.1K | 0.02% | −196−1.7% | Reduced |
| Wealthstar Advisors, LLC | 11,426 | $652.1K | 0.39% | −1,172−9.3% | Reduced |
| Signal Advisors Wealth, LLC | 11,444 | $653.1K | 0.04% | +11,444 | New |
| Merrion Investment Management Co, LLC | 11,525 | $657.7K | 0.35% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 11,569 | $660.2K | 0.02% | 00.0% | Unchanged |
| Equitable Holdings, Inc. | 12,395 | $661.5K | 0.00% | +1,409+12.8% | Added |
| Monetary Management Group Inc | 11,600 | $662.0K | 0.16% | 00.0% | Unchanged |
| David R. Rahn & Associates Inc. | 11,635 | $664.0K | 0.19% | 00.0% | Unchanged |
| Stratos Wealth Advisors, LLC | 11,939 | $681.4K | 0.04% | +8+0.1% | Added |
| Northstar Advisory Group, LLC | 12,000 | $684.8K | 0.26% | +500+4.3% | Added |
| Jefferies Financial Group Inc. | 12,019 | $685.9K | 0.01% | −2,415−16.7% | Reduced |
| Addis & Hill, Inc | 12,150 | $693.4K | 0.42% | −504−4.0% | Reduced |
| Diversified Trust Co | 12,478 | $712.1K | 0.01% | 00.0% | Unchanged |
| Arete Wealth Advisors, LLC | 12,659 | $722.4K | 0.05% | +165+1.3% | Added |
| Bradley Foster & Sargent Inc | 12,725 | $726.2K | 0.01% | 00.0% | Unchanged |
| Savant Capital, LLC | 12,755 | $727.9K | 0.00% | +20.0% | Added |
| Peddock Capital Advisors, LLC | 12,799 | $730.4K | 0.16% | +5,974+87.5% | Added |
| Jones Financial Companies LLLP | 12,673 | $736.5K | 0.00% | +808+6.8% | Added |
| Advisory Advocates, LLC | 12,928 | $737.8K | 0.75% | +489+3.9% | Added |
| Augustine Asset Management Inc | 13,074 | $746.1K | 0.17% | −60.0% | Reduced |
| Cornerstone Select Advisors, LLC | 13,259 | $756.7K | 0.47% | +13,259 | New |
| Commerce Bank | 13,333 | $760.9K | 0.00% | +1,809+15.7% | Added |
| Ausdal Financial Partners, Inc. | 13,472 | $768.8K | 0.03% | +20.0% | Added |
| J.W. Cole Advisors, Inc. | 13,493 | $770.0K | 0.03% | +103+0.8% | Added |
| Concurrent Investment Advisors, LLC | 13,871 | $791.6K | 0.01% | −7,722−35.8% | Reduced |
| Modus Advisors, LLC | 13,875 | $791.8K | 0.22% | −5,731−29.2% | Reduced |
| ARS Investment Partners, LLC | 13,900 | $793.3K | 0.04% | +1,000+7.8% | Added |
| Moors & Cabot, Inc. | 13,943 | $795.7K | 0.03% | −550−3.8% | Reduced |
| Bessemer Group Inc | 14,010 | $799.0K | 0.00% | 00.0% | Unchanged |
| Aviance Capital Partners, LLC | 14,015 | $799.8K | 0.09% | −459−3.2% | Reduced |
| Beacon Pointe Advisors, LLC | 14,133 | $806.6K | 0.00% | +2,968+26.6% | Added |
| HighPoint Advisor Group LLC | 14,230 | $812.1K | 0.03% | −2,593−15.4% | Reduced |
| SG Americas Securities, LLC | 14,282 | $815.0K | 0.00% | +3,587+33.5% | Added |
| Highlander Partners, L.P. | 14,291 | $815.6K | 0.32% | 00.0% | Unchanged |
| Steel Peak Wealth Management LLC | 14,385 | $821.0K | 0.03% | +396+2.8% | Added |
| Hardy Reed LLC | 14,670 | $837.2K | 0.06% | −600−3.9% | Reduced |
| Cary Street Partners Financial LLC | 14,698 | $838.8K | 0.02% | +27+0.2% | Added |
| Truist Financial Corp | 14,881 | $849.2K | 0.00% | +2,914+24.4% | Added |
| Larson Financial Group LLC | 15,129 | $863.4K | 0.03% | −5,782−27.7% | Reduced |
| Rehmann Capital Advisory Group | 15,152 | $864.7K | 0.05% | −814−5.1% | Reduced |
| Two Sigma Securities, LLC | 15,433 | $880.8K | 0.10% | +8,730+130.2% | Added |
| Segment Wealth Management, LLC | 15,447 | $881.6K | 0.05% | 00.0% | Unchanged |
| First Interstate Bank | 16,000 | $913.1K | 0.05% | 00.0% | Unchanged |
| SageGuard Financial Group, LLC | 16,017 | $914.1K | 0.14% | −662−4.0% | Reduced |
| Fulcrum Asset Management LLP | 16,052 | $925.7K | 0.14% | 00.0% | Unchanged |
| Cherry Creek Investment Advisors, Inc. | 16,372 | $934.3K | 0.41% | +768+4.9% | Added |
| Searle & Co. | 16,400 | $935.9K | 0.24% | −1,000−5.7% | Reduced |
| VELA Investment Management, LLC | 16,513 | $942.4K | 0.24% | −18,833−53.3% | Reduced |
| Pensionmark Financial Group, LLC | 16,553 | $944.7K | 0.02% | −1,492−8.3% | Reduced |
| Sym Financial Corp | 16,609 | $947.9K | 0.09% | +12,784+334.2% | Added |
| SL Advisors, LLC | 17,229 | $983.3K | 1.66% | 00.0% | Unchanged |
| Brown Brothers Harriman & Co | 17,260 | $985.0K | 0.01% | 00.0% | Unchanged |
| Toroso Investments, LLC | 17,300 | $987.3K | 0.00% | +17,300 | New |
| Cascade Financial Partners, LLC | 17,616 | $1.01M | 0.10% | +1,275+7.8% | Added |
| 49 Wealth Management, LLC | 18,037 | $1.03M | 0.08% | +955+5.6% | Added |
| Prime Capital Investment Advisors, LLC | 18,175 | $1.04M | 0.01% | +1,806+11.0% | Added |
| Wedbush Securities Inc | 18,683 | $1.07M | 0.03% | −539−2.8% | Reduced |
| Burford Brothers, Inc. | 18,890 | $1.08M | 0.44% | +1,441+8.3% | Added |
| Integrated Wealth Concepts LLC | 19,427 | $1.11M | 0.01% | +8,737+81.7% | Added |
| Novem Group | 20,156 | $1.15M | 0.13% | 00.0% | Unchanged |