CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 6,123 | $284 | — | — |
| Q3 2016 | 77,820 | $3,354 | — | — |
| Q2 2016 | 135,897 | $5,104 | — | — |
| Q4 2015 | 17,006 | $565 | — | — |
| Q3 2015 | 17,789 | $514 | — | — |
| Q1 2015 | 61,009 | $2,710 | — | — |
| Q4 2014 | 79,298 | $4,005 | — | — |