CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 1,108,634 | $54,878 | — | — |
| Q4 2014 | 1,173,768 | $61,903 | — | — |
| Q3 2014 | 1,253,710 | $53,909 | — | — |
| Q2 2014 | 1,311,429 | $61,532 | — | — |
| Q1 2014 | 1,273,827 | $59,296 | — | — |
| Q4 2013 | 1,493,660 | $61,747 | — | — |
| Q3 2013 | 1,701,500 | $68,707 | — | — |
| Q2 2013 | 3,162,235 | $129,621 | — | — |