CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 18,038 | $893 | — | — |
| Q4 2014 | 17,635 | $930 | — | — |
| Q3 2014 | 18,183 | $782 | — | — |
| Q2 2014 | 20,183 | $947 | — | — |
| Q1 2014 | 21,604 | $1,006 | — | — |
| Q4 2013 | 22,515 | $931 | — | — |
| Q3 2013 | 25,747 | $1,040 | — | — |
| Q2 2013 | 119,454 | $4,896 | — | — |
| Q1 2013 | 181,439 | $7,782 | — | — |
| Q4 2012 | 183,121 | $6,748 | — | — |