# MARATHON PETROLEUM CORP Marathon Petroleum Corp

MARATHON PETROLEUM CORP Marathon Petroleum Corp is a security (CUSIP 56585ABE1) tracked across SEC portfolio filings. 3 registered fund positions totaling $1.9M via N-PORT as of 2026-05-31.

## Summary

- Issuer: MARATHON PETROLEUM CORP
- Class: Marathon Petroleum Corp
- CUSIP: 56585ABE1
- Asset category: DBT
- 13F holders: 0
- N-PORT fund positions: 3
- N-PORT value: $1.9M
- N-PORT report: 2026-05-31

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [Federated Hermes Corporate Bond Fund](https://search.stillhousedata.com/fund/S000009106) | Federated Hermes Investment Series Funds, Inc. | $1.1M | 11.15% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $514K | 0.09% |
| [Federated Hermes Total Return Bond Fund](https://search.stillhousedata.com/fund/S000010897) | Federated Hermes Total Return Series, Inc. | $263K | 0.17% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/56585ABE1.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.