MPLX LP COM UNIT REP LTD is a security (CUSIP 55336V100) tracked across SEC portfolio filings. 669 institutional managers reported $10.6B on Form 13F as of 2026-06-30; 55 registered fund positions totaling $1.4B via N-PORT as of 2026-05-31.
Showing 15 of 669 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| ALPS ADVISORS INC | Denver, CO | $1.6B | 28,601,592 |
| Blackstone Inc. | NEW YORK, NY | $876.1M | 15,350,683 |
| TORTOISE CAPITAL ADVISORS, L.L.C. | OVERLAND PARK, KS | $756.8M | 13,260,584 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $713.8M | 12,507,539 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | CENTRAL, K3 | $417.7M | 7,319,250 |
| KAYNE ANDERSON CAPITAL ADVISORS LP | LOS ANGELES, CA | $389.6M | 6,826,567 |
| UBS Group AG | Zurich, V8 | $298.7M | 5,233,512 |
| Energy Income Partners, LLC | Westport, CT | $294.3M | 5,157,478 |
| MORGAN STANLEY | NEW YORK, NY | $283.3M | 4,964,199 |
| JPMORGAN CHASE & CO | NEW YORK, NY | $238.4M | 4,133,666 |
| BANK OF MONTREAL /CAN/ | TORONTO, A6 | $229.8M | 4,027,427 |
| FMR LLC | BOSTON, MA | $191.8M | 3,360,863 |
| Brave Warrior Advisors, LLC | New York, NY | $185.7M | 3,253,524 |
| CIBC Bancorp USA Inc. | CHICAGO, IL | $148.3M | 2,642,104 |
| BANK OF AMERICA CORP /DE/ | CHARLOTTE, NC | $146.9M | 2,573,276 |
Showing 15 of 55 fund positions by value.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| KAYNE ANDERSON ENERGY INFRASTRUCTURE FUND, INC | Kayne Anderson Energy Infrastructure Fund, Inc. | $263.8M | 993.29% |
| MainGate MLP Fund | MainGate Trust | $106.6M | 1271.98% |
| ClearBridge Energy Midstream Opportunity Fund Inc. | ClearBridge Energy Midstream Opportunity Fund Inc. | $106.4M | 949.09% |
| Tortoise Energy Infrastructure Corp | Tortoise Energy Infrastructure Corp | $92.9M | 937.16% |
| DNP Select Income Fund Inc | DNP Select Income Fund Inc | $73.1M | 186.31% |
| Fidelity Capital Appreciation Fund | Fidelity Capital Trust | $69.5M | 91.25% |
| NYLI Cushing MLP Premier Fund | NEW YORK LIFE INVESTMENTS FUNDS TRUST | $60.7M | 507.52% |
| Invesco SteelPath MLP Alpha Plus Fund | AIM Investment Funds (Invesco Investment Funds) | $56.9M | 1734.30% |
| PIMCO Dynamic Income Strategy Fund | PIMCO Dynamic Income Strategy Fund | $47.3M | 441.17% |
| ClearBridge MLP & Midstream Fund Inc. | ClearBridge MLP & Midstream Fund Inc. | $44.4M | 1118.43% |
| COHEN & STEERS INFRASTRUCTURE FUND INC | COHEN & STEERS INFRASTRUCTURE FUND INC | $42.2M | 134.19% |
| Reaves Utility Income Fund | Reaves Utility Income Fund | $37.7M | 93.09% |
| Nuveen Energy MLP Total Return Fund | Nuveen Energy MLP Total Return Fund | $36.0M | 1559.76% |
| Tortoise Midstream Energy Fund, Inc. | Tortoise Midstream Energy Fund, Inc. | $32.6M | 962.97% |
| Salient MLP & Energy Infrastructure Fund | SALIENT MF TRUST | $27.0M | 281.91% |