CUSIP: 983772104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 33,844 | $1,167 | — | — |
| Q2 2018 | 19,520 | $625 | — | — |
| Q1 2018 | 19,774 | $410 | — | — |
| Q3 2017 | 37,120 | $730 | — | — |
| Q1 2017 | 11,355 | $195 | — | — |
| Q4 2016 | 19,919 | $387 | — | — |
| Q4 2015 | 39,672 | $637 | — | — |
| Q3 2015 | 48,772 | $689 | — | — |
| Q2 2015 | 57,804 | $945 | — | — |
| Q1 2015 | 22,398 | $396 | — | — |
| Q4 2013 | 12,244 | $182 | — | — |