CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2016 | 161,540 | $1,410 | — | — |
| Q3 2016 | 159,396 | $1,615 | — | — |
| Q2 2016 | 199,069 | $1,889 | — | — |
| Q1 2016 | 196,728 | $2,196 | — | — |
| Q4 2015 | 184,061 | $1,957 | — | — |
| Q3 2015 | 39,912 | $388 | — | — |