CUSIP: 984121608 Class: COM NEW
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2018 | 17,281 | $342 | — | — |
| Q3 2018 | 21,944 | $592 | — | — |
| Q2 2018 | 21,125 | $507 | — | — |
| Q1 2018 | 22,750 | $655 | — | — |
| Q4 2017 | 23,375 | $681 | — | — |
| Q3 2017 | 28,450 | $947 | — | — |