CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 6,203 | $307 | — | — |
| Q4 2014 | 9,305 | $491 | — | — |
| Q3 2014 | 4,257 | $183 | — | — |
| Q2 2014 | 4,255 | $200 | — | — |
| Q1 2014 | 3,607 | $168 | — | — |
| Q4 2013 | 3,615 | $149 | — | — |