Holding/activity history for Marathon Petroleum Corp. (MPC)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2019 Q4 | 0 | 0 | Sell 100.00% | 1.21 | |
| 2019 Q3 | 330,000 | 1.21 | $60.75 | ||
| 2019 Q2 | 330,000 | 1.10 | Reduce 34.00% | 0.57 | $55.88 |
| 2019 Q1 | 500,000 | 1.83 | Add 20.91% | 0.32 | $59.85 |
| 2018 Q4 | 413,526 | 2.39 | Add 0.76% | 0.02 | $59.01 |
| 2018 Q3 | 410,400 | 1.42 | Reduce 3.73% | 0.06 | $79.97 |
| 2018 Q2 | 426,300 | 1.04 | Buy | 1.04 | $70.16 |