CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 7,179 | $355 | — | — |
| Q4 2014 | 5,356 | $282 | — | — |
| Q3 2014 | 6,237 | $268 | — | — |
| Q2 2014 | 6,197 | $291 | — | — |
| Q1 2014 | 5,558 | $259 | — | — |
| Q4 2013 | 5,665 | $234 | — | — |
| Q1 2013 | 5,517 | $237 | — | — |