# Mplx (MPLX): value investors who own it | moatshark

2 value investors held Mplx in their Q3 2026 13F, led by Brave Warrior Advisors, Appaloosa. See who bought, sold and how ownership has changed by quarter.

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| Brave Warrior Advisors | 3.9% | $179m | Trimmed -2.2% | 13 |
| Appaloosa | 0.4% | $28.3m | Unchanged | 23 |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/mplx). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.