CUSIP: 98400J108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 35,656 | $509 | — | — |
| Q2 2018 | 35,014 | $489 | — | — |
| Q1 2018 | 34,616 | $403 | — | — |
| Q4 2017 | 36,068 | $353 | — | — |
| Q3 2017 | 35,899 | $354 | — | — |
| Q2 2017 | 33,214 | $325 | — | — |
| Q1 2017 | 32,582 | $290 | — | — |
| Q4 2016 | 30,434 | $233 | — | — |
| Q3 2016 | 30,513 | $184,909 | — | — |
| Q2 2016 | 30,467 | $175,185 | — | — |
| Q1 2016 | 31,950 | $208,000 | — | — |
| Q4 2015 | 31,950 | $193,000 | — | — |
| Q3 2015 | 32,006 | $201 | — | — |
| Q2 2015 | 31,968 | $241,998 | — | — |
| Q1 2015 | 33,408 | $296,997 | — | — |
| Q4 2014 | 33,408 | $306,017 | — | — |
| Q3 2014 | 31,616 | $309,521 | — | — |
| Q2 2014 | 31,640 | $287,924 | — | — |