CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 323,985 | $16,037 | — | — |
| Q4 2014 | 324,886 | $17,134 | — | — |
| Q1 2014 | 28,184 | $1,312 | — | — |
| Q4 2013 | 281,357 | $11,632 | — | — |
| Q3 2013 | 261,572 | $10,562 | — | — |
| Q2 2013 | 262,321 | $10,753 | — | — |