CUSIP: 98584B202 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 53,330 | $122 | — | — |
| Q2 2017 | 53,330 | $121 | — | — |
| Q1 2017 | 208,349 | $519 | — | — |
| Q4 2016 | 155,019 | $403 | — | — |
| Q3 2016 | 155,019 | $600 | — | — |
| Q2 2016 | 152,719 | $620 | — | — |
| Q1 2016 | 146,719 | $671 | — | — |
| Q4 2015 | 108,420 | $491 | — | — |