CUSIP: 98400J108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 76,000 | $885 | — | — |
| Q4 2017 | 209,800 | $2,054 | — | — |
| Q3 2017 | 203,100 | $2,001 | — | — |
| Q2 2017 | 146,500 | $1,431 | — | — |
| Q1 2016 | 21,500 | $140 | — | — |
| Q1 2015 | 19,100 | $170 | — | — |
| Q4 2014 | 35,900 | $329 | — | — |
| Q3 2014 | 27,000 | $264 | — | — |
| Q2 2014 | 27,000 | $246 | — | — |