CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 13,636 | $757,574 | — | — |
| Q4 2014 | 15,536 | $819,368 | — | — |
| Q3 2014 | 14,107 | $606,601 | — | — |
| Q2 2014 | 14,107 | $661,901 | — | — |
| Q1 2014 | 14,278 | $664,641 | — | — |
| Q4 2013 | 15,378 | $635,727 | — | — |
| Q3 2013 | 15,378 | $620,964 | — | — |
| Q2 2013 | 19,980 | $836,042 | — | — |