Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 5 U.S. retirement plans report holding MPLX LP 4.8% 02/15/2029 in their Schedule of Assets, totaling $1.8M 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 | THE BOEING CO. AND CONSOLIDATED SUBSIDIARIES THE BOEING COMPANY EMPLOYEE SAVINGS PLANS MASTER TRUST INVESTMENT ACCOUNT | SEATTLE WA | — | $73.5B | $1.3M |
| 2 | TEAMSTERS INDUSTRIAL EMPLOYEES WELFARE FUND TEAMSTERS INDUSTRIAL EMPLOYEES WELFARE FUND | ELMWOOD PARK NJ | 1,182 | $45.7M | $198K |
| 3 | TRUCKING EMPLOYEES OF NORTH JERSEY WELFARE FUND |
ELMWOOD PARK NJ |
| 517 |
| $29.8M |
| $198K |
| 4 | AON CORPORATION AON SAVINGS PLAN | ATLANTA GA | 13,470 | $6.7B | $50K |
| 5 | HESS CORPORATION HESS CORPORATION EMPLOYEES' PENSION PLAN | HOUSTON TX | 1,520 | $1.9B | $30K |
