# MPLX LP

MPLX LP is a security (CUSIP 55336VAM2) tracked across SEC portfolio filings. 9 registered fund positions totaling $3.3M via N-PORT as of 2026-05-31.

## Summary

- Issuer: MPLX LP
- CUSIP: 55336VAM2
- Asset category: DBT
- 13F holders: 0
- N-PORT fund positions: 9
- N-PORT value: $3.3M
- 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. | $2.1M | 21.96% |
| [Federated Hermes Total Return Bond Fund](https://search.stillhousedata.com/fund/S000010897) | Federated Hermes Total Return Series, Inc. | $291K | 0.19% |
| [PGIM Core Bond Fund](https://search.stillhousedata.com/fund/S000004691) | Target Portfolio Trust | $243K | 1.01% |
| [BlackRock Total Return Fund](https://search.stillhousedata.com/fund/S000004071) | BlackRock Bond Fund, Inc. | $203K | 0.11% |
| [Schroder Core Bond Fund](https://search.stillhousedata.com/fund/S000060189) | SCHRODER SERIES TRUST | $160K | 19.28% |
| [Core Fixed Income Fund](https://search.stillhousedata.com/fund/S000008437) | MORGAN STANLEY PATHWAY FUNDS | $118K | 0.65% |
| [PF Managed Bond Fund](https://search.stillhousedata.com/fund/S000001893) | Pacific Funds Series Trust | $93K | 2.55% |
| [Six Circles Global Bond Fund](https://search.stillhousedata.com/fund/S000068181) | SIX CIRCLES TRUST | $27K | 0.02% |
| [JPMorgan Core Bond Trust](https://search.stillhousedata.com/fund/S000007337) | JPMorgan Institutional Trust | $7K | 0.02% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/55336VAM2.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.