CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 13,848 | $685 | — | — |
| Q4 2014 | 12,696 | $670 | — | — |
| Q3 2014 | 12,044 | $518 | — | — |
| Q2 2014 | 11,594 | $544 | — | — |
| Q1 2014 | 10,898 | $507 | — | — |
| Q4 2013 | 10,326 | $427 | — | — |