Marathon Petroleum Corp MARATHON PETRO is a security (CUSIP 56585AAH5) tracked across SEC portfolio filings. 6 registered fund positions totaling $572K via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| VANGUARD BALANCED INDEX FUND | VANGUARD VALLEY FORGE FUNDS | $170K | 0.03% |
| BlackRock Total Return Fund | BlackRock Bond Fund, Inc. | $170K | 0.10% |
| MFS Core Bond Fund | MFS SERIES TRUST XII | $71K | 21.11% |
| JPMorgan Core Bond Trust | JPMorgan Institutional Trust | $57K | 0.12% |
| UBS U.S. Allocation Fund | UBS INVESTMENT TRUST | $52K | 2.27% |
| Federated Hermes Managed Volatility Fund II | Federated Hermes Insurance Series | $51K | 3.00% |