CUSIP: 983772104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 17,057 | $588 | — | — |
| Q2 2018 | 200,202 | $6,406 | — | — |
| Q1 2018 | 118,294 | $2,455 | — | — |
| Q4 2017 | 117,485 | $2,169 | — | — |
| Q3 2017 | 84,528 | $1,662 | — | — |
| Q2 2017 | 31,253 | $551 | — | — |
| Q1 2017 | 13,830 | $238 | — | — |
| Q4 2016 | 13,420 | $261 | — | — |
| Q3 2016 | 12,600 | $244 | — | — |
| Q2 2016 | 11,630 | $203 | — | — |
| Q1 2016 | 10,870 | $174 | — | — |
| Q4 2015 | 10,180 | $163 | — | — |