CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 19,630 | $145 | — | — |
| Q4 2016 | 19,630 | $171 | — | — |
| Q3 2016 | 19,630 | $199 | — | — |
| Q2 2016 | 19,630 | $186 | — | — |
| Q1 2016 | 19,630 | $220 | — | — |
| Q4 2015 | 19,630 | $209 | — | — |
| Q3 2015 | 19,630 | $191 | — | — |
| Q2 2015 | 19,630 | $209 | — | — |
| Q1 2015 | 19,630 | $253 | — | — |
| Q4 2014 | 19,630 | $272 | — | — |
| Q3 2014 | 19,830 | $262 | — | — |
| Q2 2014 | 19,830 | $247 | — | — |
| Q1 2014 | 19,830 | $224 | — | — |
| Q4 2013 | 25,830 | $315 | — | — |
| Q3 2013 | 26,997 | $277 | — | — |
| Q2 2013 | 31,997 | $290 | — | — |