CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 15,054 | $746 | — | — |
| Q4 2014 | 16,406 | $865 | — | — |
| Q3 2014 | 17,035 | $733 | — | — |
| Q2 2014 | 17,254 | $809 | — | — |
| Q1 2014 | 18,985 | $884 | — | — |
| Q4 2013 | 17,066 | $705 | — | — |
| Q3 2013 | 16,656 | $673 | — | — |
| Q2 2013 | 16,700 | $684 | — | — |