CUSIP: 983772104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 121,632 | $2,524 | — | — |
| Q4 2017 | 157,385 | $2,906 | — | — |
| Q3 2017 | 220,044 | $4,328 | — | — |
| Q2 2017 | 233,659 | $4,117 | — | — |
| Q1 2017 | 203,659 | $3,505 | — | — |
| Q4 2016 | 10,735 | $209 | — | — |