CUSIP: 984102202 Class: COM NEW
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2017 | 42,838 | $1,450 | — | — |
| Q3 2017 | 39,217 | $1,275 | — | — |
| Q2 2017 | 27,937 | $868 | — | — |
| Q1 2017 | 27,766 | $705 | — | — |
| Q4 2016 | 26,227 | $740 | — | — |