CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 2,884 | $143 | — | — |
| Q4 2014 | 2,884 | $152 | — | — |
| Q3 2014 | 2,284 | $98 | — | — |
| Q2 2014 | 2,284 | $108 | — | — |
| Q1 2014 | 1,723 | $80 | — | — |
| Q4 2013 | 1,923 | $79 | — | — |
| Q3 2013 | 1,300 | $52 | — | — |
| Q2 2013 | 1,300 | $53 | — | — |