CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 167,422 | $1,229 | — | — |
| Q4 2016 | 167,829 | $1,465 | — | — |
| Q3 2016 | 180,428 | $1,828 | — | — |
| Q2 2016 | 185,440 | $1,760 | — | — |
| Q1 2016 | 219,825 | $2,453 | — | — |
| Q4 2015 | 222,526 | $2,365 | — | — |
| Q3 2015 | 234,588 | $2,283 | — | — |
| Q2 2015 | 240,176 | $2,555 | — | — |
| Q1 2015 | 255,430 | $3,282 | — | — |
| Q4 2014 | 256,694 | $3,558 | — | — |
| Q3 2014 | 274,013 | $3,625 | — | — |
| Q2 2014 | 281,113 | $3,497 | — | — |
| Q1 2014 | 313,796 | $3,546 | — | — |
| Q4 2013 | 316,367 | $3,850 | — | — |
| Q3 2013 | 315,666 | $3,248 | — | — |
| Q2 2013 | 317,635 | $2,881 | — | — |