Ticker: MPC CUSIP: 56585A102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 6,487,889 | $327,898 | $37.82 | $35.47 - $41.31 |
| Q4 2016 | 8,001,797 | $402,890 | $34.23 | $30.03 - $38.70 |
| Q3 2016 | 10,741,137 | $435,983 | $30.33 | $26.16 - $33.44 |
| Q2 2016 | 10,741,137 | $407,734 | $27.21 | $23.82 - $31.89 |