CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 26,668 | $1,199 | — | — |
| Q1 2015 | 27,688 | $1,371 | — | — |
| Q4 2014 | 32,403 | $1,709 | — | — |
| Q3 2014 | 70,588 | $3,035 | — | — |
| Q2 2014 | 55,241 | $2,592 | — | — |
| Q1 2014 | 59,896 | $2,788 | — | — |
| Q4 2013 | 57,101 | $2,436 | — | — |
| Q3 2013 | 75,236 | $3,038 | — | — |
| Q2 2013 | 86,347 | $3,539 | — | — |