Ticker: MPC CUSIP: 56585A102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 1,311 | $105 | $62.52 | $53.74 - $70.12 |
| Q2 2018 | 711 | $50 | $60.02 | $54.41 - $65.68 |
| Q1 2018 | 211 | $15 | $53.75 | $47.83 - $58.70 |
| Q4 2017 | 39,864 | $2,630 | $47.48 | $42.72 - $52.20 |