CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 26,882 | $197 | — | — |
| Q4 2016 | 28,240 | $247 | — | — |
| Q3 2016 | 30,333 | $307 | — | — |
| Q2 2016 | 46,716 | $443 | — | — |
| Q1 2016 | 77,458 | $864 | — | — |
| Q4 2015 | 113,995 | $1,212 | — | — |
| Q3 2015 | 49,067 | $477 | — | — |
| Q2 2015 | 178,859 | $1,903 | — | — |
| Q1 2015 | 170,123 | $2,186 | — | — |
| Q4 2014 | 170,493 | $2,363 | — | — |
| Q3 2014 | 356,586 | $4,718 | — | — |
| Q2 2014 | 320,806 | $3,991 | — | — |
| Q1 2014 | 364,767 | $4,122 | — | — |
| Q4 2013 | 379,159 | $4,114 | — | — |
| Q3 2013 | 844,624 | $8,691 | — | — |
| Q2 2013 | 970,779 | $8,805 | — | — |