CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 13,882 | $687 | — | — |
| Q4 2014 | 35,048 | $1,848 | — | — |
| Q3 2014 | 37,491 | $1,612 | — | — |
| Q2 2014 | 38,591 | $1,811 | — | — |
| Q1 2014 | 40,273 | $1,875 | — | — |
| Q4 2013 | 39,889 | $1,649 | — | — |
| Q3 2013 | 21,185 | $855 | — | — |
| Q2 2013 | 16,682 | $684 | — | — |