CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 476,879 | $3,500 | — | — |
| Q4 2016 | 294,593 | $2,572 | — | — |
| Q3 2016 | 413,226 | $4,186 | — | — |
| Q2 2016 | 399,426 | $3,791 | — | — |
| Q1 2016 | 324,046 | $3,616 | — | — |
| Q4 2015 | 481,926 | $5,123 | — | — |