CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 21,041 | $1,319 | — | — |
| Q4 2017 | 17,804 | $1,183 | — | — |
| Q3 2017 | 19,258 | $1,209 | — | — |
| Q2 2017 | 17,476 | $1,073 | — | — |
| Q1 2017 | 17,550 | $1,064 | — | — |
| Q4 2016 | 16,512 | $968 | — | — |
| Q3 2016 | 30,736 | $1,840 | — | — |
| Q2 2016 | 25,858 | $1,689 | — | — |
| Q1 2016 | 21,682 | $1,302 | — | — |
| Q4 2015 | 20,651 | $1,060 | — | — |
| Q3 2015 | 15,640 | $780 | — | — |