CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 18,067 | $894 | — | — |
| Q4 2014 | 18,727 | $988 | — | — |
| Q3 2014 | 14,947 | $643 | — | — |
| Q2 2014 | 12,139 | $570 | — | — |
| Q1 2014 | 11,846 | $551 | — | — |
| Q4 2013 | 14,307 | $591 | — | — |
| Q3 2013 | 12,496 | $505 | — | — |
| Q2 2013 | 12,500 | $512 | — | — |