CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 594,833 | $6,323 | — | — |
| Q3 2015 | 1,158,755 | $11,275 | — | — |
| Q3 2014 | 58,855 | $779 | — | — |
| Q2 2014 | 58,855 | $732 | — | — |
| Q1 2014 | 58,855 | $665 | — | — |
| Q4 2013 | 61,955 | $754 | — | — |
| Q3 2013 | 71,105 | $732 | — | — |
| Q2 2013 | 82,845 | $751 | — | — |