CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 9,600 | $446 | — | — |
| Q4 2016 | 9,600 | $371 | — | — |
| Q3 2016 | 16,600 | $715 | — | — |
| Q2 2016 | 16,600 | $623 | — | — |
| Q1 2016 | 16,600 | $611 | — | — |
| Q4 2015 | 16,600 | $552 | — | — |
| Q3 2015 | 16,600 | $480 | — | — |
| Q2 2015 | 17,600 | $692 | — | — |
| Q1 2015 | 17,600 | $782 | — | — |
| Q4 2014 | 19,300 | $975 | — | — |