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 2023
Institutional positions in MPLX LP as of Mar 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
- 381
- +25 vs. Q4 2022
- Shares held
- 229.9M
- +5.40M (+2.4%) vs. Q4 2022
- Total value
- $7.91B
- +$550.2M (+7.5%) vs. Q4 2022
- New holders
- 49
- 130 more added
- Sold out
- 24
- 90 more reduced
3 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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 2023
Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Griffin Asset Management, Inc. | 18,642 | $642.2K | 0.09% | +143+0.8% | Added |
| Tower Research Capital LLC (TRC) | 18,655 | $643.0K | 0.02% | +17,379+1,362.0% | Added |
| Northwestern Mutual Wealth Management Co | 18,769 | $646.6K | 0.00% | +1,297+7.4% | Added |
| CFO4Life Group, LLC | 19,000 | $654.5K | 0.15% | 00.0% | Unchanged |
| Modus Advisors, LLC | 19,606 | $675.4K | 0.31% | 00.0% | Unchanged |
| Groesbeck Investment Management Corp | 19,688 | $678.0K | 1.02% | 00.0% | Unchanged |
| HB Wealth Management, LLC | 20,023 | $689.8K | 0.01% | +783+4.1% | Added |
| Private Advisor Group, LLC | 20,808 | $716.9K | 0.01% | +1,890+10.0% | Added |
| Franklin Resources Inc | 21,210 | $730.7K | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 21,254 | $732.2K | 0.02% | −310−1.4% | Reduced |
| FourThought Financial Partners, LLC | 22,195 | $764.6K | 0.10% | 00.0% | Unchanged |
| Robertson Stephens Wealth Management, LLC | 22,245 | $766.3K | 0.06% | 00.0% | Unchanged |
| American Financial Group Inc | 23,000 | $792.0K | 0.25% | +500+2.2% | Added |
| Donoghue Forlines LLC | 23,669 | $815.4K | 0.29% | −2,240−8.6% | Reduced |
| Oxbow Advisors, LLC | 24,026 | $827.7K | 0.15% | 00.0% | Unchanged |
| RMB Capital Management, LLC | 24,266 | $836.0K | 0.03% | −20−0.1% | Reduced |
| Susquehanna International Group, LLP | 25,335 | $872.8K | 0.00% | +25,335 | New |
| Veracity Capital LLC | 25,638 | $883.2K | 0.41% | 00.0% | Unchanged |
| Oppenheimer Asset Management Inc. | 25,995 | $895.5K | 0.01% | −2,885−10.0% | Reduced |
| Prospera Financial Services Inc | 26,220 | $903.3K | 0.04% | +308+1.2% | Added |
| Walnut Private Equity Partners, LLC | 26,500 | $912.9K | 0.80% | 00.0% | Unchanged |
| Thrivent Financial for Lutherans | 26,991 | $930.0K | 0.00% | 00.0% | Unchanged |
| Apollon Wealth Management, LLC | 27,655 | $952.7K | 0.06% | +1,330+5.1% | Added |
| Jump Financial, LLC | 27,765 | $956.5K | 0.04% | −36,652−56.9% | Reduced |
| Smith, Moore & Co. | 27,869 | $960.1K | 0.13% | −181−0.6% | Reduced |
| Outfitter Financial LLC | 27,972 | $963.6K | 0.87% | 00.0% | Unchanged |
| Mutual of America Capital Management LLC | 28,117 | $968.6K | 0.01% | −323−1.1% | Reduced |
| Exencial Wealth Advisors, LLC | 28,244 | $973.0K | 0.05% | +112+0.4% | Added |
| Quadrant Capital Group LLC | 29,238 | $1.01M | 0.10% | +27,849+2,005.0% | Added |
| Janney Montgomery Scott LLC | 30,200 | $1.04M | 0.00% | −2,406−7.4% | Reduced |
| Bramshill Investments, LLC | 30,690 | $1.06M | 0.13% | 00.0% | Unchanged |
| D.A. Davidson & Co. | 30,997 | $1.07M | 0.01% | +10,362+50.2% | Added |
| Bessemer Group Inc | 31,881 | $1.10M | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 31,912 | $1.10M | 0.02% | −3,161−9.0% | Reduced |
| Cannell Peter B & Co Inc | 32,200 | $1.11M | 0.04% | 00.0% | Unchanged |
| Van Eck Associates Corp | 33,365 | $1.15M | 0.00% | −4,709−12.4% | Reduced |
| Stephens Inc | 33,552 | $1.16M | 0.02% | +136+0.4% | Added |
| ProShare Advisors LLC | 34,271 | $1.18M | 0.00% | +34,271 | New |
| Obermeyer Wood Investment Counsel, LLLP | 34,466 | $1.19M | 0.09% | −654−1.9% | Reduced |
| CenterStar Asset Management, LLC | 35,138 | $1.21M | 3.66% | +35,138 | New |
| Pacer Advisors, Inc. | 36,276 | $1.25M | 0.01% | −1,809−4.7% | Reduced |
| Stratos Wealth Partners, LTD. | 36,289 | $1.25M | 0.03% | +4,302+13.4% | Added |
| Cambridge Investment Research Advisors, Inc. | 36,408 | $1.25M | 0.01% | −932−2.5% | Reduced |
| Lindbrook Capital, LLC | 37,989 | $1.31M | 0.15% | +7,355+24.0% | Added |
| Annandale Capital, LLC | 38,266 | $1.32M | 0.42% | 00.0% | Unchanged |
| Fortem Financial Group, LLC | 38,661 | $1.33M | 0.87% | +82+0.2% | Added |
| Reuter James Wealth Management, LLC | 39,048 | $1.35M | 0.94% | 00.0% | Unchanged |
| Geneva Partners, LLC | 40,000 | $1.38M | 1.18% | 00.0% | Unchanged |
| Easterly Investment Partners LLC | 40,001 | $1.38M | 0.12% | −10,000−20.0% | Reduced |
| Keybank National Association | 40,187 | $1.38M | 0.01% | +3,330+9.0% | Added |
| Captrust Financial Advisors | 41,348 | $1.42M | 0.01% | −20.0% | Reduced |
| Davenport & Co LLC | 42,373 | $1.46M | 0.01% | 00.0% | Unchanged |
| Fort Washington Investment Advisors Inc | 43,187 | $1.49M | 0.01% | −5,400−11.1% | Reduced |
| GraniteShares Advisors LLC | 43,554 | $1.50M | 1.33% | +24,509+128.7% | Added |
| SG Americas Securities, LLC | 43,643 | $1.50M | 0.02% | −5,008−10.3% | Reduced |
| Avalon Investment & Advisory | 43,999 | $1.52M | 0.04% | +7,145+19.4% | Added |
| Empire Financial Management Company, LLC | 45,500 | $1.57M | 0.64% | +45,500 | New |
| Envestnet Asset Management Inc | 45,915 | $1.58M | 0.00% | +1,056+2.4% | Added |
| Barnett & Company, Inc. | 46,720 | $1.61M | 1.22% | −2,000−4.1% | Reduced |
| Institutional & Family Asset Management, LLC | 47,106 | $1.62M | 0.27% | +17,021+56.6% | Added |
| Creative Planning | 48,426 | $1.67M | 0.00% | +6,250+14.8% | Added |
| HighTower Trust Services, LTA | 48,699 | $1.68M | 0.16% | +37+0.1% | Added |
| Jackson Hole Capital Partners, LLC | 49,912 | $1.72M | 0.45% | +236+0.5% | Added |
| Doliver Advisors, LP | 50,290 | $1.73M | 0.54% | −300−0.6% | Reduced |
| MAI Capital Management | 50,654 | $1.75M | 0.03% | −525−1.0% | Reduced |
| US Bancorp | 51,340 | $1.77M | 0.00% | 00.0% | Unchanged |
| First Republic Investment Management, Inc. | 51,725 | $1.78M | 0.00% | −29,141−36.0% | Reduced |
| Samalin Investment Counsel, LLC | 52,049 | $1.79M | 1.08% | +451+0.9% | Added |
| Morningstar Investment Management LLC | 55,106 | $1.90M | 0.28% | −28,057−33.7% | Reduced |
| Cetera Advisor Networks LLC | 56,459 | $1.95M | 0.01% | +10,333+22.4% | Added |
| Botty Investors LLC | 59,504 | $2.05M | 0.89% | 00.0% | Unchanged |
| Childress Capital Advisors, LLC | 60,582 | $2.09M | 0.92% | −2,400−3.8% | Reduced |
| Williams Jones Wealth Management, LLC. | 61,443 | $2.12M | 0.03% | +17,000+38.3% | Added |
| Jane Street Group, LLC | 62,534 | $2.15M | 0.00% | +46,206+283.0% | Added |
| KMG Fiduciary Partners, LLC | 63,048 | $2.17M | 0.31% | +20,542+48.3% | Added |
| Commonwealth Equity Services, LLC | 63,713 | $2.19M | 0.00% | +4,717+8.0% | Added |
| Moneta Group Investment Advisors LLC | 66,550 | $2.29M | 0.06% | +3,964+6.3% | Added |
| Silvercrest Asset Management Group LLC | 68,027 | $2.34M | 0.02% | −870−1.3% | Reduced |
| Basso Capital Management, L.P. | 69,150 | $2.38M | 2.30% | 00.0% | Unchanged |
| Walleye Trading LLC | 69,300 | $2.39M | 0.08% | +69,300 | New |
| Crescent Grove Advisors, LLC | 70,176 | $2.42M | 0.28% | +2,055+3.0% | Added |
| BlackRock Inc. | 70,975 | $2.45M | 0.00% | +1,465+2.1% | Added |
| Citadel Advisors LLC | 73,360 | $2.53M | 0.00% | −122,268−62.5% | Reduced |
| Advisors Asset Management, Inc. | 76,526 | $2.64M | 0.05% | −7,807−9.3% | Reduced |
| Dividend Assets Capital, LLC | 87,053 | $2.66M | 0.56% | 00.0% | Unchanged |
| Pinnacle Holdings, LLC | 81,112 | $2.79M | 1.30% | +501+0.6% | Added |
| NBW Capital LLC | 85,754 | $2.95M | 0.72% | −5,854−6.4% | Reduced |
| Glenmede Trust Co NA | 85,906 | $2.96M | 0.02% | +3,413+4.1% | Added |
| Northern Trust Corp | 86,023 | $2.96M | 0.00% | +6,098+7.6% | Added |
| PPM America Inc | 89,400 | $3.08M | 14.89% | 00.0% | Unchanged |
| Penn Mutual Asset Management, LLC | 92,127 | $3.17M | 3.01% | +40,000+76.7% | Added |
| ELCO Management Co., LLC | 94,894 | $3.27M | 2.38% | +11,130+13.3% | Added |
| Wexford Capital LP | 99,945 | $3.44M | 0.71% | 00.0% | Unchanged |
| AE Wealth Management LLC | 101,738 | $3.50M | 0.02% | +22,683+28.7% | Added |
| Susquehanna Fundamental Investments, LLC | 102,189 | $3.52M | 0.08% | 00.0% | Unchanged |
| Blueprint Investment Partners LLC | 106,704 | $3.68M | 0.84% | −77,487−42.1% | Reduced |
| Tectonic Advisors LLC | 107,543 | $3.70M | 0.51% | +19,347+21.9% | Added |
| The PNC Financial Services Group, Inc. | 109,298 | $3.77M | 0.00% | +5,920+5.7% | Added |
| Evercore Wealth Management, LLC | 112,053 | $3.86M | 0.08% | 00.0% | Unchanged |
| National Asset Management, Inc. | 114,137 | $3.93M | 0.10% | −560−0.5% | Reduced |