MPC - MARATHON PETE CORP
This page shows which of the focused investors we track hold MPC and how their positions changed, so you can see how much conviction the group has in the stock.
In Q1 2026 it was held by 3 managers with an aggregate reported value of $685.71M, which is 0.06% of the combined portfolio.
As of Q1 2026, 3 tracked institutional managers held MPC (MARATHON PETE CORP) with an aggregate reported value of $685.71M — 0.06% of the combined AlphaBaseline portfolio.
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- Source
- Curated SEC 13F filings
- Period
- Q1 2026
- Ticker
- MPC
13F data is delayed and excludes shorts/non-13F assets.
Holders
| 1 | Bill Nygren - Oakmark Funds | 0.92% | Reduce -30.4% | 2,805,972 | $685.16M |
| 2 | Mairs & Power Growth Fund - Mairs & Power Growth Fund | 0.00% | Add +6.8% | 1,390 | $339.41K |
| 3 | David Katz - Matrix Asset Advisors | 0.02% | New | 854 | $208.53K |
Loading holder history for MPC…