CUSIP: 98400J108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2015 | 18,540 | $116 | — | — |
| Q2 2015 | 18,540 | $140 | — | — |
| Q1 2015 | 22,015 | $196 | — | — |
| Q4 2014 | 22,015 | $202 | — | — |
| Q3 2014 | 32,075 | $314 | — | — |
| Q2 2014 | 27,775 | $253 | — | — |