CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2016 | 13,071 | $114 | — | — |
| Q2 2016 | 93,600 | $888 | — | — |
| Q1 2016 | 104,147 | $1,162 | — | — |
| Q4 2015 | 17,896 | $190 | — | — |
| Q3 2015 | 205,426 | $1,999 | — | — |
| Q1 2015 | 86,687 | $1,114 | — | — |