CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 56,093 | $2,776 | — | — |
| Q4 2014 | 57,183 | $3,016 | — | — |
| Q3 2014 | 55,733 | $2,397 | — | — |
| Q2 2014 | 55,493 | $2,603 | — | — |
| Q1 2014 | 55,711 | $2,593 | — | — |
| Q4 2013 | 53,880 | $2,227 | — | — |
| Q3 2013 | 57,230 | $2,311 | — | — |
| Q2 2013 | 58,730 | $2,408 | — | — |
| Q1 2013 | 60,580 | $2,598 | — | — |