CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 6,161 | $286 | — | — |
| Q4 2016 | 8,861 | $343 | — | — |
| Q3 2016 | 8,860 | $382 | — | — |
| Q2 2016 | 12,010 | $451 | — | — |
| Q1 2016 | 12,010 | $442 | — | — |
| Q4 2015 | 13,010 | $433 | — | — |
| Q3 2015 | 16,310 | $472 | — | — |
| Q2 2015 | 16,310 | $641 | — | — |
| Q1 2015 | 16,310 | $725 | — | — |
| Q4 2014 | 16,310 | $824 | — | — |
| Q3 2014 | 16,310 | $665 | — | — |
| Q2 2014 | 16,310 | $573 | — | — |
| Q1 2014 | 19,410 | $697 | — | — |
| Q4 2013 | 20,210 | $817 | — | — |
| Q3 2013 | 12,110 | $402 | — | — |