CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 35,000 | $257 | — | — |
| Q4 2016 | 35,000 | $306 | — | — |
| Q3 2016 | 35,000 | $355 | — | — |
| Q2 2016 | 35,000 | $332 | — | — |
| Q1 2016 | 35,000 | $391 | — | — |
| Q4 2015 | 35,159 | $374 | — | — |
| Q3 2015 | 35,159 | $343 | — | — |
| Q2 2015 | 36,405 | $388 | — | — |
| Q1 2015 | 35,159 | $452 | — | — |
| Q4 2014 | 35,000 | $485 | — | — |
| Q3 2014 | 35,463 | $469 | — | — |
| Q2 2014 | 36,297 | $452 | — | — |
| Q1 2014 | 42,725 | $483 | — | — |
| Q4 2013 | 50,039 | $609 | — | — |