CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 39,802 | $1,970 | — | — |
| Q4 2014 | 45,970 | $2,424 | — | — |
| Q3 2014 | 39,482 | $1,698 | — | — |
| Q2 2014 | 44,271 | $2,077 | — | — |
| Q1 2014 | 45,898 | $2,137 | — | — |
| Q4 2013 | 38,716 | $1,601 | — | — |
| Q3 2013 | 18,740 | $757 | — | — |
| Q2 2013 | 36,067 | $1,478 | — | — |