CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 32,714 | $1,619 | — | — |
| Q3 2014 | 550,748 | $23,682 | — | — |
| Q2 2014 | 370,499 | $17,384 | — | — |
| Q4 2013 | 110,123 | $4,552 | — | — |
| Q3 2013 | 114,971 | $4,643 | — | — |
| Q2 2013 | 273,647 | $11,217 | — | — |