Ticker: MPC CUSIP: 56585A102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 5,100 | $264 | $38.07 | $33.38 - $43.77 |
| Q4 2014 | 73,491 | $6,633 | $31.34 | $26.51 - $34.97 |
| Q3 2014 | 181,907 | $15,402 | $30.05 | $26.72 - $32.99 |
| Q2 2014 | 70,000 | $5,465 | $31.16 | $27.52 - $34.34 |
| Q4 2013 | 112,500 | $10,320 | $26.84 | $21.33 - $32.16 |
| Q3 2013 | 112,500 | $7,236 | $24.39 | $21.74 - $26.64 |