CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 3,066,039 | $151,769 | — | — |
| Q4 2014 | 2,966,283 | $156,441 | — | — |
| Q3 2014 | 2,859,130 | $122,942 | — | — |
| Q2 2014 | 1,662,410 | $78,000 | — | — |
| Q1 2014 | 2,735,029 | $127,315 | — | — |
| Q4 2013 | 2,782,738 | $115,038 | — | — |
| Q3 2013 | 2,859,429 | $115,464 | — | — |
| Q2 2013 | 2,553,459 | $104,666 | — | — |