CUSIP: 983772104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2017 | 144,861 | $2,552 | — | — |
| Q1 2017 | 144,121 | $2,480 | — | — |
| Q4 2016 | 19,565 | $381 | — | — |
| Q3 2016 | 21,550 | $417 | — | — |
| Q2 2016 | 48,560 | $846 | — | — |