CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 10,299 | $510 | — | — |
| Q4 2014 | 10,449 | $551 | — | — |
| Q3 2014 | 10,449 | $449 | — | — |
| Q2 2014 | 12,324 | $578 | — | — |
| Q1 2014 | 10,824 | $504 | — | — |
| Q4 2013 | 10,824 | $447 | — | — |
| Q3 2013 | 11,224 | $453 | — | — |
| Q2 2013 | 11,224 | $460 | — | — |