CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 11,331 | $561 | — | — |
| Q4 2014 | 13,162 | $694 | — | — |
| Q3 2014 | 18,582 | $799 | — | — |
| Q2 2014 | 20,199 | $948 | — | — |
| Q1 2014 | 21,390 | $996 | — | — |
| Q4 2013 | 22,550 | $932 | — | — |
| Q3 2013 | 24,192 | $977 | — | — |
| Q2 2013 | 24,785 | $1,016 | — | — |