CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 26,626 | $1,318 | — | — |
| Q4 2014 | 26,126 | $1,378 | — | — |
| Q3 2014 | 25,726 | $1,106 | — | — |
| Q2 2014 | 25,986 | $1,219 | — | — |
| Q1 2014 | 16,661 | $776 | — | — |
| Q4 2013 | 14,561 | $602 | — | — |
| Q3 2013 | 13,411 | $542 | — | — |
| Q2 2013 | 13,161 | $539 | — | — |