CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2014 | 67,058 | $2,883 | — | — |
| Q2 2014 | 116,373 | $5,460 | — | — |
| Q1 2014 | 182,689 | $8,504 | — | — |
| Q4 2013 | 22,892 | $946 | — | — |
| Q3 2013 | 164,648 | $6,648 | — | — |
| Q2 2013 | 45,992 | $1,885 | — | — |