CUSIP: 99724106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2016 | 11,478 | $403,796 | — | — |
| Q1 2016 | 11,713 | $449,779 | — | — |
| Q4 2015 | 11,309 | $488,888 | — | — |
| Q3 2015 | 17,791 | $739,928 | — | — |
| Q2 2015 | 24,007 | $1,364,558 | — | — |
| Q1 2015 | 27,143 | $1,641,609 | — | — |
| Q4 2014 | 26,675 | $1,465,791 | — | — |
| Q3 2014 | 29,468 | $1,550,311 | — | — |
| Q2 2014 | 31,214 | $2,034,841 | — | — |
| Q1 2014 | 37,882 | $2,328,607 | — | — |
| Q4 2013 | 40,964 | $2,290,297 | — | — |
| Q3 2013 | 16,292 | $1,651,846 | — | — |
| Q2 2013 | 19,391 | $1,670,535 | — | — |