CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 87,839 | $4,348 | — | — |
| Q4 2014 | 39,721 | $2,095 | — | — |
| Q3 2014 | 40,375 | $1,736 | — | — |
| Q2 2014 | 78,978 | $3,706 | — | — |
| Q1 2014 | 27,954 | $1,301 | — | — |
| Q4 2013 | 62,577 | $2,587 | — | — |
| Q3 2013 | 33,014 | $1,333 | — | — |