Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 44 U.S. retirement plans report holding Mplx Lp in their Schedule of Assets, totaling $66.6M in parsed positions. Matched on the normalized security name across each plan’s latest filing and ranked by position size.
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| # | Sponsor / Plan | Location | Participants | Plan assets (EOY) | Position |
|---|---|---|---|---|---|
| 1 | UNITED PARCEL SERVICE OF AMERICA, INC. UPS GROUP TRUST | ATLANTA GA | — | $42.9B | $24.5M |
| 2 | BOARD OF TRUSTEES, FELRA & UFCW PENSION FELRA & UFCW PENSION PLAN | SPARKS MD | 0 | $1.4B | $8.9M |
| 3 | GOLDMAN SACHS TRUST COMPANY, N.A. TERM FUND 2025 |
JERSEY CITY NJ |
| — |
| $1.7B |
| $6.0M |
| 4 | BOARD OF TRUSTEES OF GC-NPF GRAPHIC COMMUNICATIONS NATIONAL PENSION FUND | CAROL STREAM IL | 519 | $1.5B | $3.4M |
| 5 | PRINCIPAL FINANCIAL GROUP, INC. PRINCIPAL CASH BALANCE PLAN | DES MOINES IA | 12,410 | $1.5B | $2.2M |
| 6 | VERIZON COMMUNICATIONS INC. VERIZON MASTER SAVINGS TRUST | BASKING RIDGE NJ | — | $41.1B | $1.9M |
| 7 | CELANESE AMERICAS LLC CELANESE AMERICAS RETIREMENT PENSION PLAN | IRVING TX | 976 | $1.9B | $1.8M |
| 8 | GOLDMAN SACHS TRUST COMPANY, N.A. TERM FUND 2026 | JERSEY CITY NJ | — | $1.7B | $1.7M |
| 9 | GOLDMAN SACHS TRUST COMPANY, N.A. TERM FUND 2027 | JERSEY CITY NJ | — | $1.7B | $1.6M |
| 10 | OLYMPUS CORPORATION OF THE AMERICAS OLYMPUS CORPORATION OF THE AMERICAS PENSION PLAN | CENTER VALLEY PA | 558 | $351.1M | $1.5M |