CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 1,502,472 | $74,374 | — | — |
| Q4 2014 | 1,610,376 | $84,930 | — | — |
| Q3 2014 | 1,580,680 | $67,970 | — | — |
| Q2 2014 | 1,547,984 | $72,632 | — | — |
| Q1 2014 | 1,246,253 | $58,014 | — | — |
| Q4 2013 | 1,193,477 | $49,338 | — | — |
| Q3 2013 | 1,119,861 | $45,220 | — | — |
| Q2 2013 | 1,135,216 | $46,533 | — | — |