CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 17,776 | $880 | — | — |
| Q4 2014 | 17,776 | $938 | — | — |
| Q3 2014 | 20,926 | $900 | — | — |
| Q2 2014 | 16,976 | $797 | — | — |
| Q1 2014 | 15,526 | $723 | — | — |
| Q4 2013 | 15,126 | $625 | — | — |
| Q3 2013 | 15,126 | $611 | — | — |
| Q2 2013 | 15,126 | $649 | — | — |