CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 17,207 | $126 | — | — |
| Q4 2016 | 10,867 | $95 | — | — |
| Q3 2016 | 17,867 | $181 | — | — |
| Q2 2016 | 24,867 | $240 | — | — |
| Q1 2016 | 258,638 | $2,886 | — | — |
| Q4 2015 | 257,763 | $2,740 | — | — |
| Q3 2015 | 260,863 | $2,538 | — | — |
| Q2 2015 | 266,965 | $2,841 | — | — |