Marathon Petroleum Corp
MPC- Exchange
- NYSE
- Industry
- Petroleum Refining
- SEC CIK
- 0001510295
In the last 90 days, Marathon Petroleum Corp insiders filed 0 open-market purchases and 5 sales; 1,954 institutions reported holding it in 13F filings for Q2 2026, worth $56.0B in total; Harris Associates (Oakmark) is the only superinvestor holding it.
Q1 2023 vs. Q4 2022
How the institutions holding Marathon Petroleum Corp changed between Q4 2022 and Q1 2023.
All holders in Q1 2023All holders in Q4 2022
| Measure | Q4 2022 | Of which not filed for Q1 2023 | Q1 2023 | Change |
|---|---|---|---|---|
| Holders | 1,391 | 30 | 1,442 | +81 |
| Shares | 351.8M | 345.3K | 330.3M | −21.1M (−6.0%) |
| Value | $40.9B | $40.7M | $44.3B | +$3.46B (+8.5%) |
30 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so the changes leave them out.
New holders (161)
Institutions that held Marathon Petroleum Corp at the end of Q1 2023 but not at the end of Q4 2022.
Showing the largest 100 of 161 by value.
Sold out (80)
Institutions that held Marathon Petroleum Corp at the end of Q4 2022 and filed for Q1 2023 without it.
Not filed for Q1 2023 yet (30)
Institutions that held Marathon Petroleum Corp at the end of Q4 2022 and haven't filed a 13F for Q1 2023. Not filing isn't selling, so they aren't counted as sold out.