CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 46,759 | $2,315 | — | — |
| Q4 2014 | 41,578 | $2,193 | — | — |
| Q3 2014 | 38,410 | $1,652 | — | — |
| Q2 2014 | 38,181 | $1,792 | — | — |
| Q1 2014 | 36,962 | $1,721 | — | — |
| Q4 2013 | 21,571 | $892 | — | — |
| Q3 2013 | 19,792 | $800 | — | — |
| Q2 2013 | 7,376 | $303 | — | — |