CUSIP: 98400J108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 22,441 | $320 | — | — |
| Q2 2018 | 22,441 | $314 | — | — |
| Q1 2018 | 26,937 | $314 | — | — |
| Q4 2017 | 28,732 | $281 | — | — |
| Q3 2017 | 30,601 | $301 | — | — |
| Q2 2017 | 30,601 | $299 | — | — |
| Q1 2017 | 27,579 | $245 | — | — |
| Q4 2016 | 27,579 | $211 | — | — |
| Q3 2016 | 27,579 | $167 | — | — |
| Q2 2016 | 27,579 | $159 | — | — |
| Q1 2016 | 27,579 | $180 | — | — |
| Q4 2015 | 27,579 | $167 | — | — |
| Q3 2015 | 27,579 | $173 | — | — |
| Q2 2015 | 35,762 | $271 | — | — |
| Q1 2015 | 39,700 | $353 | — | — |
| Q4 2014 | 39,700 | $364 | — | — |
| Q3 2014 | 39,700 | $389 | — | — |
| Q2 2014 | 39,700 | $361 | — | — |