CUSIP: 966837106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2017 | 1,733,579 | $73,002 | — | — |
| Q1 2017 | 1,585,965 | $47,132 | — | — |
| Q4 2016 | 1,436,223 | $44,181 | — | — |
| Q3 2016 | 1,421,832 | $40,306 | — | — |
| Q2 2016 | 1,384,538 | $44,330 | — | — |
| Q1 2016 | 1,476,761 | $45,944 | — | — |
| Q4 2015 | 1,427,036 | $47,807 | — | — |
| Q3 2015 | 1,382,929 | $43,769 | — | — |
| Q2 2015 | 1,323,895 | $52,217 | — | — |
| Q1 2015 | 1,297,767 | $67,589 | — | — |
| Q4 2014 | 1,366,571 | $68,904 | — | — |
| Q3 2014 | 1,409,214 | $53,708 | — | — |
| Q2 2014 | 1,394,565 | $53,872 | — | — |
| Q1 2014 | 1,412,261 | $71,616 | — | — |
| Q4 2013 | 1,435,587 | $83,020 | — | — |
| Q3 2013 | 1,475,129 | $86,295 | — | — |
| Q2 2013 | 1,489,804 | $76,695 | — | — |