CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 1,774,420 | $87,834 | — | — |
| Q4 2014 | 2,178,251 | $114,881 | — | — |
| Q3 2014 | 2,494,474 | $107,262 | — | — |
| Q2 2014 | 2,463,580 | $115,591 | — | — |
| Q1 2014 | 2,402,088 | $111,817 | — | — |
| Q4 2013 | 2,374,418 | $98,158 | — | — |
| Q3 2013 | 2,086,528 | $84,254 | — | — |
| Q2 2013 | 1,768,691 | $72,499 | — | — |