CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 3,069,589 | $142,460 | — | — |
| Q4 2016 | 2,942,614 | $113,791 | — | — |
| Q3 2016 | 2,666,529 | $114,927 | — | — |
| Q2 2016 | 1,358,314 | $51,018 | — | — |
| Q1 2016 | 166,300 | $6,122 | — | — |
| Q4 2015 | 436,000 | $14,501 | — | — |
| Q3 2015 | 101,000 | $2,920 | — | — |