CUSIP: 98400J108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2016 | 41,960 | $254 | — | — |
| Q2 2016 | 41,960 | $241 | — | — |
| Q1 2016 | 38,140 | $249 | — | — |
| Q4 2015 | 38,140 | $231 | — | — |
| Q3 2015 | 38,140 | $240 | — | — |
| Q2 2015 | 38,140 | $289 | — | — |
| Q1 2015 | 30,256 | $269 | — | — |
| Q4 2014 | 30,256 | $277 | — | — |
| Q3 2014 | 19,617 | $192 | — | — |
| Q2 2014 | 32,188 | $293 | — | — |