CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 124,212 | $912 | — | — |
| Q4 2016 | 280,866 | $2,452 | — | — |
| Q3 2016 | 151,225 | $1,532 | — | — |
| Q1 2016 | 45,571 | $509 | — | — |
| Q3 2015 | 121,265 | $1,180 | — | — |
| Q2 2015 | 10,998 | $117 | — | — |
| Q1 2015 | 57,884 | $744 | — | — |