CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 11,158 | $552 | — | — |
| Q4 2014 | 7,578 | $400 | — | — |
| Q3 2014 | 10,283 | $442 | — | — |
| Q2 2014 | 10,283 | $482 | — | — |
| Q1 2014 | 12,445 | $579 | — | — |
| Q4 2013 | 11,242 | $465 | — | — |