CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 45,212 | $331 | — | — |
| Q4 2016 | 11,551 | $100 | — | — |
| Q2 2016 | 14,687 | $139 | — | — |
| Q1 2016 | 45,873 | $511 | — | — |
| Q3 2015 | 17,348 | $168 | — | — |
| Q2 2015 | 79 | $0 | — | — |