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 2025
Institutional positions in MPLX LP as of Dec 31, 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
- 633
- +67 vs. Q3 2025
- Shares held
- 178.3M
- −31.5M (−15.0%) vs. Q3 2025
- Total value
- $9.52B
- −$965.4M (−9.2%) vs. Q3 2025
- New holders
- 99
- 230 more added
- Sold out
- 32
- 134 more reduced
10 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Prospera Financial Services Inc | 31,700 | $1.69M | 0.03% | +511+1.6% | Added |
| Colony Group, LLC | 31,277 | $1.67M | 0.00% | +25,657+456.5% | Added |
| XTX Topco Ltd | 31,261 | $1.67M | 0.04% | +31,261 | New |
| Quadrant Capital Group LLC | 31,150 | $1.66M | 0.05% | +1,000+3.3% | Added |
| Snowden Capital Advisors LLC | 30,840 | $1.65M | 0.04% | +293+1.0% | Added |
| Pingora Partners LLC | 30,223 | $1.61M | 0.99% | −600−1.9% | Reduced |
| AssuredPartners Investment Advisors, LLC | 30,033 | $1.60M | 0.24% | −1,477−4.7% | Reduced |
| Clear Trail Advisors, LLC | 30,030 | $1.60M | 0.37% | +30,030 | New |
| Bramshill Investments, LLC | 29,502 | $1.57M | 0.09% | +196+0.7% | Added |
| Spears Abacus Advisors LLC | 29,500 | $1.57M | 0.03% | 00.0% | Unchanged |
| Fortem Financial Group, LLC | 28,094 | $1.50M | 0.40% | −816−2.8% | Reduced |
| Outfitter Financial LLC | 27,972 | $1.49M | 1.17% | 00.0% | Unchanged |
| D.A. Davidson & Co. | 27,847 | $1.49M | 0.01% | −655−2.3% | Reduced |
| Allworth Financial LP | 27,594 | $1.47M | 0.01% | +1,242+4.7% | Added |
| Acadian Asset Management LLC | 27,531 | $1.47M | 0.00% | −14,101−33.9% | Reduced |
| One Charles Private Wealth Services, LLC | 27,385 | $1.46M | 0.38% | 00.0% | Unchanged |
| NEOS Investment Management LLC | 27,133 | $1.45M | 0.01% | +27,133 | New |
| McIntyre Freedman & Flynn Investment Advisers Inc | 27,000 | $1.44M | 0.90% | 00.0% | Unchanged |
| Argyle Capital Partners, LLC | 26,662 | $1.42M | 1.04% | −300−1.1% | Reduced |
| HB Wealth Management, LLC | 26,590 | $1.42M | 0.01% | −2,224−7.7% | Reduced |
| Northern Trust Corp | 26,476 | $1.41M | 0.00% | +609+2.4% | Added |
| Northwestern Mutual Wealth Management Co | 26,265 | $1.40M | 0.00% | +6,893+35.6% | Added |
| ELCO Management Co., LLC | 26,080 | $1.39M | 0.88% | −57,891−68.9% | Reduced |
| Veracity Capital LLC | 25,638 | $1.37M | 0.41% | 00.0% | Unchanged |
| Exencial Wealth Advisors, LLC | 25,498 | $1.36M | 0.04% | +623+2.5% | Added |
| CWM Advisors, LLC | 25,282 | $1.35M | 0.12% | +25,282 | New |
| American Financial Group Inc | 25,000 | $1.33M | 0.48% | 00.0% | Unchanged |
| Chelsea Counsel Co | 25,000 | $1.33M | 0.57% | 00.0% | Unchanged |
| National Philanthropic Trust | 25,000 | $1.33M | 0.01% | 00.0% | Unchanged |
| Greenline Partners, LLC | 24,419 | $1.30M | 0.15% | +6,562+36.7% | Added |
| Resolute Capital, LLC | 24,264 | $1.29M | 0.54% | +24,264 | New |
| Natixis | 23,958 | $1.28M | 0.01% | −949,800−97.5% | Reduced |
| Robertson Stephens Wealth Management, LLC | 23,008 | $1.23M | 0.03% | +14,615+174.1% | Added |
| Allspring Global Investments Holdings, LLC | 22,880 | $1.23M | 0.00% | +478+2.1% | Added |
| Pasadena Private Wealth, LLC | 22,765 | $1.21M | 0.17% | +4,426+24.1% | Added |
| Inscription Capital, LLC | 22,565 | $1.20M | 0.12% | +123+0.5% | Added |
| Kovack Advisors, Inc. | 22,551 | $1.20M | 0.06% | +15,634+226.0% | Added |
| Smith, Moore & Co. | 22,465 | $1.20M | 0.09% | −200−0.9% | Reduced |
| Nomura Holdings Inc | 22,152 | $1.18M | 0.00% | +22,152 | New |
| SEI Investments Co | 21,974 | $1.17M | 0.00% | −319−1.4% | Reduced |
| C2C Wealth Management, LLC | 21,921 | $1.17M | 0.99% | +500+2.3% | Added |
| Concurrent Investment Advisors, LLC | 21,593 | $1.15M | 0.01% | +8,565+65.7% | Added |
| Guggenheim Capital LLC | 21,311 | $1.14M | 0.01% | +1,238+6.2% | Added |
| Trilogy Capital Inc. | 21,072 | $1.12M | 0.05% | −235−1.1% | Reduced |
| Larson Financial Group LLC | 20,911 | $1.12M | 0.04% | +8,488+68.3% | Added |
| Fayez Sarofim & Co | 20,814 | $1.11M | 0.00% | −21,961−51.3% | Reduced |
| Quantinno Capital Management LP | 20,499 | $1.09M | 0.00% | +3,099+17.8% | Added |
| Virtu Financial LLC | 20,322 | $1.08M | 0.04% | +20,322 | New |
| We Are One Seven, LLC | 20,176 | $1.08M | 0.02% | +349+1.8% | Added |
| Novem Group | 20,156 | $1.08M | 0.12% | +3,000+17.5% | Added |
| TCG Advisory Services, LLC | 19,929 | $1.06M | 0.03% | +4,217+26.8% | Added |
| Modus Advisors, LLC | 19,606 | $1.05M | 0.28% | 00.0% | Unchanged |
| Mutual Advisors, LLC | 19,561 | $1.04M | 0.02% | +2,087+11.9% | Added |
| Inspire Advisors, LLC | 19,437 | $1.04M | 0.10% | −464−2.3% | Reduced |
| Wedbush Securities Inc | 19,222 | $1.03M | 0.03% | −102−0.5% | Reduced |
| Global Retirement Partners, LLC | 18,516 | $988.2K | 0.02% | +14,885+409.9% | Added |
| CFO4Life Group, LLC | 18,500 | $987.3K | 0.14% | 00.0% | Unchanged |
| Pensionmark Financial Group, LLC | 18,045 | $963.1K | 0.02% | +4,822+36.5% | Added |
| Level Four Advisory Services, LLC | 17,813 | $950.7K | 0.03% | 00.0% | Unchanged |
| Westover Capital Advisors, LLC | 17,800 | $950.0K | 0.17% | 00.0% | Unchanged |
| Burford Brothers, Inc. | 17,449 | $931.2K | 0.38% | +209+1.2% | Added |
| Searle & Co. | 17,400 | $928.6K | 0.24% | 00.0% | Unchanged |
| Brown Brothers Harriman & Co | 17,260 | $921.2K | 0.01% | 00.0% | Unchanged |
| SL Advisors, LLC | 17,229 | $919.5K | 1.88% | −451−2.6% | Reduced |
| 49 Wealth Management, LLC | 17,082 | $911.7K | 0.07% | +2,037+13.5% | Added |
| Tred Avon Family Wealth, LLC | 16,847 | $899.1K | 0.29% | −100−0.6% | Reduced |
| HighPoint Advisor Group LLC | 16,823 | $897.8K | 0.02% | +16,823 | New |
| SageGuard Financial Group, LLC | 16,679 | $890.2K | 0.14% | +16,679 | New |
| Prime Capital Investment Advisors, LLC | 16,369 | $873.6K | 0.01% | +544+3.4% | Added |
| Cascade Financial Partners, LLC | 16,341 | $872.1K | 0.09% | +4,850+42.2% | Added |
| Fulcrum Asset Management LLP | 16,052 | $861.0K | 0.24% | +2,124+15.2% | Added |
| First Interstate Bank | 16,000 | $853.9K | 0.05% | 00.0% | Unchanged |
| Rehmann Capital Advisory Group | 15,966 | $852.1K | 0.04% | −300−1.8% | Reduced |
| Linscomb & Williams, Inc. | 15,948 | $851.1K | 0.04% | 00.0% | Unchanged |
| Cherry Creek Investment Advisors, Inc. | 15,604 | $832.8K | 0.36% | +308+2.0% | Added |
| Segment Wealth Management, LLC | 15,447 | $824.4K | 0.05% | 00.0% | Unchanged |
| Hardy Reed LLC | 15,270 | $815.0K | 0.06% | 00.0% | Unchanged |
| Cary Street Partners Financial LLC | 14,671 | $783.0K | 0.02% | +75+0.5% | Added |
| Three Seasons Wealth, LLC | 14,528 | $775.4K | 0.07% | +14,528 | New |
| Moors & Cabot, Inc. | 14,493 | $773.5K | 0.03% | 00.0% | Unchanged |
| Aviance Capital Partners, LLC | 14,474 | $772.5K | 0.09% | +1,500+11.6% | Added |
| Jefferies Financial Group Inc. | 14,434 | $770.3K | 0.01% | +14,434 | New |
| Highlander Partners, L.P. | 14,291 | $762.7K | 0.27% | 00.0% | Unchanged |
| Bessemer Group Inc | 14,010 | $748.0K | 0.00% | 00.0% | Unchanged |
| Steel Peak Wealth Management LLC | 13,989 | $746.6K | 0.02% | +694+5.2% | Added |
| Ausdal Financial Partners, Inc. | 13,470 | $718.9K | 0.03% | +2,313+20.7% | Added |
| Farther Finance Advisors, LLC | 13,296 | $709.6K | 0.01% | +1,403+11.8% | Added |
| J.W. Cole Advisors, Inc. | 13,390 | $707.0K | 0.02% | −1,023−7.1% | Reduced |
| Augustine Asset Management Inc | 13,080 | $698.1K | 0.14% | 00.0% | Unchanged |
| ARS Investment Partners, LLC | 12,900 | $688.5K | 0.04% | 00.0% | Unchanged |
| Pinnacle Financial Partners, Inc. | 12,877 | $687.2K | 0.01% | +12,877 | New |
| Savant Capital, LLC | 12,753 | $680.6K | 0.00% | 00.0% | Unchanged |
| Bradley Foster & Sargent Inc | 12,725 | $679.1K | 0.01% | −700−5.2% | Reduced |
| Addis & Hill, Inc | 12,654 | $675.3K | 0.41% | −927−6.8% | Reduced |
| Wealthstar Advisors, LLC | 12,598 | $672.4K | 0.37% | +190+1.5% | Added |
| Arete Wealth Advisors, LLC | 12,494 | $666.8K | 0.05% | +2,050+19.6% | Added |
| Diversified Trust Co | 12,478 | $666.0K | 0.01% | +12,478 | New |
| Advisory Advocates, LLC | 12,439 | $663.9K | 0.66% | +12,439 | New |
| HBK Sorce Advisory LLC | 11,839 | $663.0K | 0.02% | +1,038+9.6% | Added |
| Truist Financial Corp | 11,967 | $638.7K | 0.00% | +24+0.2% | Added |