Which hedge funds own MPC? Marathon Petroleum Corp, Q2 2026 13F holders
71 tracked hedge funds disclosed a position in MPC (Marathon Petroleum Corp) in their Q2 2026 13F filings, worth $1.7bn in total. The largest holder by portfolio weight is Praetorian PR LLC at 11.0% of its book. 18 opened a new position this quarter: Owlhouse Capital LP, Readystate Asset Management LP, Pinnbrook Capital Management LP, J. Goldman & Co LP. 16 exited: Encore Global Management, LP, Panview Capital Ltd, SCP Investment, LP.
- 71
- Holders Tracked managers whose filing for the quarter reports a long equity position in the security.
- 18
- New this quarter Holders whose previous filing (at most two quarters earlier) did not report the security.
- 16
- Exited this quarter Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
- $61.6m
- Inflow, new holders Combined value of the positions the new holders reported for the quarter.
- $34.8m
- Outflow, exits Combined value the exiting managers reported for the security in their previous filing.
- $1.7bn
- Combined value Sum of the holders' reported positions in the security.
- 5.7%
- Share of managers holding Holders as a share of tracked managers filing for that quarter. Comparable across the 2024 coverage expansion, where the raw holder count is not.
Holders, Q2 2026
Exited since the previous filing
| Encore Global Management, LP | 1.5% | $2.1m |
| Panview Capital Ltd | 1.1% | $5.3m |
| SCP Investment, LP | 0.8% | $705k |
| IQ EQ FUND MANAGEMENT (SINGAPORE) PRIVATE Ltd | 0.7% | $397k |
| Campbell & CO Investment Adviser LLC | 0.5% | $8.0m |
| Scientech Research LLC | 0.2% | $214k |
| AlphaGrep UK Ltd | 0.2% | $533k |
| ExodusPoint Capital Management, LP | 0.1% | $12.2m |
| Dark Forest Capital Management LP | 0.1% | $1.3m |
| 111 Capital | 0.1% | $411k |
| Greenland Capital Management LP | 0.08% | $382k |
| Stevens Capital Management LP | 0.07% | $470k |
| Twinbeech Capital LP | 0.02% | $201k |
| Brevan Howard Capital Management LP | 0.02% | $2.0m |
| Quantbot Technologies LP | 0.02% | $488k |
| Elequin Capital, LP | 0.0% | $21.5k |
Ownership over time
Who discovered MPC first? Beta
The run: Q1 2020 → Q3 2026, ×17
| Empyrean Capital Partners, LP high conviction | Q3 2019 | 5.7% | +10.0 pts |
| Summit Street Capital Management, LLC | Q1 2020 | 2.3% | +9.0 pts |
| Solas Capital Management, LLC high conviction | Q1 2020 | 4.9% | +5.2 pts |
| Scopia Capital Management LP high conviction | Q2 2020 | – | +5.0 pts |
| Knighthead Capital Management, LLC high conviction | Q2 2020 | – | +3.7 pts |
| Whitebox Advisors LLC high conviction | Q3 2019 | 8.8% | +1.9 pts |
| Incline Global Management LLC high conviction | Q1 2020 | 3.1% | +0.7 pts |
| Ardsley Advisory Partners LP | Q2 2020 | – | +0.3 pts |
| SIR Capital Management, L.P. high conviction | Q3 2019 | 1.5% | +0.3 pts |
| Taconic Capital Advisors LP high conviction | Q1 2020 | 1.1% | +0.2 pts |
| Corvex Management LP | Q1 2020 | 2.2% | +0.2 pts |
| Quinn Opportunity Partners LLC | Q2 2020 | – | +0.1 pts |
| Caption Management, LLC | Q2 2019 | 0.02% | −0.3 pts |
| Sessa Capital IM, L.P. | Q2 2020 | – | −0.4 pts |
| Owl Creek Asset Management, L.P. | Q2 2020 | – | −0.5 pts |
| Luminus Management LLC | Q1 2019 | 1.9% | −1.1 pts |
| MFN Partners Management, LP | Q1 2020 | 3.1% | – |
Split-adjusted quarter-end prices, excluding dividends. They describe the stock while each manager held it, not the return it earned.