CUSIP: 976524108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2018 | 79,497 | $141 | — | — |
| Q3 2018 | 83,314 | $152 | — | — |
| Q2 2018 | 90,665 | $199 | — | — |
| Q1 2018 | 99,456 | $243 | — | — |
| Q4 2017 | 65,499 | $159 | — | — |
| Q2 2016 | 33,854 | $45 | — | — |
| Q1 2016 | 65,454 | $86 | — | — |
| Q4 2015 | 57,590 | $99 | — | — |
| Q3 2015 | 57,590 | $86 | — | — |
| Q2 2015 | 57,590 | $125 | — | — |
| Q1 2015 | 25,020 | $65 | — | — |
| Q4 2014 | 25,020 | $66 | — | — |