Ticker: MPC CUSIP: 56585A102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 374,370 | $27,370 | $53.75 | $47.83 - $58.70 |
| Q4 2017 | 268,750 | $17,732 | $47.48 | $42.72 - $52.20 |
| Q3 2017 | 164,800 | $9,242 | $41.33 | $38.12 - $43.73 |