CUSIP: 98872B104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2017 | 229,700 | $1,097 | — | — |
| Q3 2017 | 316,700 | $1,466 | — | — |
| Q2 2017 | 192,300 | $903 | — | — |
| Q1 2017 | 194,900 | $797 | — | — |
| Q4 2016 | 157,000 | $562 | — | — |
| Q3 2016 | 202,500 | $803 | — | — |
| Q2 2016 | 251,900 | $926 | — | — |
| Q1 2016 | 204,200 | $763 | — | — |
| Q4 2015 | 165,713 | $581 | — | — |
| Q3 2015 | 73,500 | $190 | — | — |
| Q2 2015 | 46,000 | $249 | — | — |
| Q4 2014 | 31,300 | $157 | — | — |
| Q3 2013 | 35,100 | $372 | — | — |