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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, Q3 2023

Institutional positions in MPLX LP as of Sep 30, 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
398
+32 vs. Q2 2023
Shares held
229.9M
+5.33M (+2.4%) vs. Q2 2023
Total value
$8.18B
+$555.7M (+7.3%) vs. Q2 2023
New holders
54
133 more added
Sold out
22
92 more reduced

4 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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.

Institutional holdersQ3 2023: 398 institutions
Q1 2021: 306 institutionsQ2 2021: 301 institutionsQ3 2021: 311 institutionsQ4 2021: 341 institutionsQ1 2022: 350 institutionsQ2 2022: 340 institutionsQ3 2022: 342 institutionsQ4 2022: 359 institutionsQ1 2023: 381 institutionsQ2 2023: 370 institutionsQ3 2023: 398 institutionsQ4 2023: 444 institutionsQ1 2024: 480 institutionsQ2 2024: 491 institutionsQ3 2024: 502 institutionsQ4 2024: 535 institutionsQ1 2025: 570 institutionsQ2 2025: 575 institutionsQ3 2025: 576 institutionsQ4 2025: 633 institutionsQ1 2026: 646 institutionsQ2 2026: 639 institutions
Value heldQ3 2023: $8.18B
Q1 2021: $7.34BQ2 2021: $8.20BQ3 2021: $7.51BQ4 2021: $7.48BQ1 2022: $8.20BQ2 2022: $6.97BQ3 2022: $6.98BQ4 2022: $7.36BQ1 2023: $7.91BQ2 2023: $7.62BQ3 2023: $8.18BQ4 2023: $8.15BQ1 2024: $9.32BQ2 2024: $10.2BQ3 2024: $10.3BQ4 2024: $10.4BQ1 2025: $11.6BQ2 2025: $11.2BQ3 2025: $10.5BQ4 2025: $9.52BQ1 2026: $11.6BQ2 2026: $11.1B
Institutions holding MPLX and their total value by quarter
QuarterHoldersValue
Q2 2026639$11.1B
Q1 2026646$11.6B
Q4 2025633$9.52B
Q3 2025576$10.5B
Q2 2025575$11.2B
Q1 2025570$11.6B
Q4 2024535$10.4B
Q3 2024502$10.3B
Q2 2024491$10.2B
Q1 2024480$9.32B
Q4 2023444$8.15B
Q3 2023398$8.18B
Q2 2023370$7.62B
Q1 2023381$7.91B
Q4 2022359$7.36B
Q3 2022342$6.98B
Q2 2022340$6.97B
Q1 2022350$8.20B
Q4 2021341$7.48B
Q3 2021311$7.51B
Q2 2021301$8.20B
Q1 2021306$7.34B

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q2 2023.

Institutions holding MPLX in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Cetera Advisor Networks LLC79,055$2.81M0.02%+10,346+15.1%Added
Pinnacle Holdings, LLC78,521$2.79M1.31%−995−1.3%Reduced
KMG Fiduciary Partners, LLC75,909$2.70M0.36%−381−0.5%Reduced
Dividend Assets Capital, LLC74,000$2.63M0.55%−5,397−6.8%Reduced
Crescent Grove Advisors, LLC72,902$2.59M0.32%+1,547+2.2%Added
AE Wealth Management LLC72,357$2.57M0.02%−21,436−22.9%Reduced
Advisors Asset Management, Inc.66,993$2.38M0.05%−11,233−14.4%Reduced
Basso Capital Management, L.P.66,950$2.38M2.64%00.0%Unchanged
Moneta Group Investment Advisors LLC66,529$2.37M0.05%00.0%Unchanged
Childress Capital Advisors, LLC62,982$2.24M0.73%+2,400+4.0%Added
Northern Trust Corp61,520$2.19M0.00%−2,708−4.2%Reduced
Commonwealth Equity Services, LLC60,473$2.15M0.00%−1,575−2.5%Reduced
Institutional & Family Asset Management, LLC60,451$2.15M0.35%+4,241+7.5%Added
Botty Investors LLC59,504$2.12M0.81%00.0%Unchanged
Samalin Investment Counsel, LLC57,998$2.06M1.19%+1,895+3.4%Added
Williams Jones Wealth Management, LLC.57,983$2.06M0.03%+2,000+3.6%Added
Fort Washington Investment Advisors Inc57,187$2.03M0.02%−70,000−55.0%Reduced
Alden Global Capital LLC56,291$2.00M1.36%+56,291New
Private Advisor Group, LLC53,292$1.90M0.02%+4,875+10.1%Added
Van Eck Associates Corp51,138$1.82M0.00%+12,128+31.1%Added
MAI Capital Management50,346$1.79M0.03%00.0%Unchanged
US Bancorp49,918$1.78M0.00%00.0%Unchanged
Morningstar Investment Management LLC49,876$1.77M0.24%00.0%Unchanged
Doliver Advisors, LP49,620$1.76M0.53%−500−1.0%Reduced
Jackson Hole Capital Partners, LLC49,263$1.75M0.51%00.0%Unchanged
Silvercrest Asset Management Group LLC48,637$1.73M0.01%−540−1.1%Reduced
CI Private Wealth, LLC48,186$1.71M0.00%+675+1.4%Added
Independent Advisor Alliance47,395$1.69M0.08%+38,022+405.7%Added
Barnett & Company, Inc.45,420$1.62M1.26%−1,300−2.8%Reduced
Penn Mutual Asset Management, LLC44,857$1.60M1.50%+4,730+11.8%Added
GraniteShares Advisors LLC43,313$1.54M1.44%+217+0.5%Added
Keybank National Association43,110$1.53M0.01%+3,801+9.7%Added
Davenport & Co LLC42,585$1.51M0.01%00.0%Unchanged
Jump Financial, LLC42,000$1.49M0.06%+42,000New
Lindbrook Capital, LLC40,191$1.43M0.16%+1,677+4.4%Added
Cambridge Investment Research Advisors, Inc.40,124$1.43M0.01%−1,903−4.5%Reduced
Easterly Investment Partners LLC40,001$1.42M0.16%00.0%Unchanged
Geneva Partners, LLC40,000$1.42M0.94%00.0%Unchanged
Reuter James Wealth Management, LLC39,048$1.39M1.04%00.0%Unchanged
SG Americas Securities, LLC38,740$1.38M0.02%−1,488−3.7%Reduced
Mizuho Markets Americas LLC38,520$1.37M0.05%+38,520New
Pacer Advisors, Inc.38,022$1.35M0.01%−20,741−35.3%Reduced
Mercer Global Advisors Inc37,209$1.32M0.01%−1,604−4.1%Reduced
Janney Montgomery Scott LLC37,143$1.32M0.00%+485+1.3%Added
Empire Financial Management Company, LLC36,225$1.29M0.56%−10,000−21.6%Reduced
Stratos Wealth Partners, LTD.34,934$1.24M0.03%−2,910−7.7%Reduced
Fortem Financial Group, LLC34,580$1.23M0.72%−2,211−6.0%Reduced
Cannell Peter B & Co Inc32,200$1.15M0.04%00.0%Unchanged
Steward Partners Investment Advisory, LLC31,937$1.14M0.02%+17,986+128.9%Added
Umb Bank N A31,912$1.14M0.02%00.0%Unchanged
ProShare Advisors LLC31,640$1.13M0.00%−3,239−9.3%Reduced
First Republic Investment Management, Inc.31,514$1.12M0.00%−7,416−19.0%Reduced
Susquehanna Fundamental Investments, LLC31,457$1.12M0.07%−70,732−69.2%Reduced
Stephens Inc31,201$1.11M0.02%−2,416−7.2%Reduced
FourThought Financial Partners, LLC31,136$1.11M0.15%+9,084+41.2%Added
Obermeyer Wood Investment Counsel, LLLP31,098$1.11M0.08%−124−0.4%Reduced
Parkwood LLC31,107$1.11M0.20%+2,006+6.9%Added
Walleye Capital LLC30,196$1.07M0.02%−100−0.3%Reduced
Mutual of America Capital Management LLC30,005$1.07M0.01%+131+0.4%Added
Quadrant Capital Group LLC29,728$1.06M0.11%+490+1.7%Added
Oppenheimer Asset Management Inc.29,627$1.05M0.02%+3,643+14.0%Added
SEI Investments Co29,417$1.05M0.00%−22−0.1%Reduced
Apollon Wealth Management, LLC29,402$1.05M0.05%+202+0.7%Added
RMB Capital Management, LLC28,160$1.00M0.03%+1,314+4.9%Added
Prospera Financial Services Inc28,142$1.00M0.04%+713+2.6%Added
Smith, Moore & Co.28,035$997.2K0.13%−200−0.7%Reduced
Outfitter Financial LLC27,972$995.0K0.94%00.0%Unchanged
Oppenheimer & Co Inc27,700$985.3K0.02%−26,566−49.0%Reduced
Atria Wealth Solutions, Inc.26,916$957.4K0.01%+11,714+77.1%Added
Bessemer Group Inc26,881$956.0K0.00%00.0%Unchanged
McIntyre Freedman & Flynn Investment Advisers Inc26,864$955.6K0.81%+26,864New
Walnut Private Equity Partners, LLC26,500$942.6K0.72%00.0%Unchanged
Veracity Capital LLC25,638$912.0K0.42%00.0%Unchanged
Creative Planning25,309$900.3K0.00%−14,543−36.5%Reduced
Exencial Wealth Advisors, LLC24,555$873.4K0.04%−2,397−8.9%Reduced
American Financial Group Inc24,000$854.0K0.29%+1,000+4.3%Added
Cetera Investment Advisers23,510$836.3K0.01%−601−2.5%Reduced
Grey Street Capital, LLC22,044$784.1K0.45%+83+0.4%Added
Robertson Stephens Wealth Management, LLC21,445$762.8K0.05%00.0%Unchanged
Franklin Resources Inc21,210$754.4K0.00%00.0%Unchanged
Advisory Services Network, LLC20,895$743.2K0.02%−240−1.1%Reduced
Fayez Sarofim & Co20,814$740.4K0.00%+20,814New
Jane Street Group, LLC19,741$702.2K0.00%−238,744−92.4%Reduced
Donoghue Forlines LLC19,609$697.5K0.25%+2,077+11.8%Added
Modus Advisors, LLC19,606$697.4K0.30%00.0%Unchanged
HB Wealth Management, LLC19,064$678.1K0.01%+211+1.1%Added
D.A. Davidson & Co.19,061$678.0K0.01%+415+2.2%Added
CFO4Life Group, LLC19,000$675.8K0.16%00.0%Unchanged
Axxcess Wealth Management, LLC18,578$660.8K0.02%+18,578New
SL Advisors, LLC18,350$652.6K1.43%+18,350New
C2C Wealth Management, LLC18,421$646.8K0.09%00.0%Unchanged
Bluefin Capital Management, LLC18,100$643.8K0.06%+18,100New
Financial Counselors Inc18,056$642.3K0.01%00.0%Unchanged
Moors & Cabot, Inc.17,696$629.4K0.04%+1,000+6.0%Added
Northwestern Mutual Wealth Management Co17,149$610.0K0.00%−689−3.9%Reduced
Sheaff Brock Investment Advisors, LLC17,099$608.2K0.06%+702+4.3%Added
Claybrook Capital, LLC16,516$587.5K0.34%00.0%Unchanged
Groesbeck Investment Management Corp16,500$587.0K0.89%00.0%Unchanged
Ameriprise Financial Inc16,442$586.3K0.00%+1,538+10.3%Added
McDonald Partners LLC16,415$583.9K0.19%+242+1.5%Added