CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 2,146,657 | $99,623 | — | — |
| Q4 2016 | 942,008 | $36,423 | — | — |
| Q3 2016 | 4,015,659 | $173,072 | — | — |
| Q2 2016 | 3,951,692 | $148,422 | — | — |
| Q1 2016 | 2,839,491 | $104,516 | — | — |
| Q4 2015 | 3,153,463 | $104,880 | — | — |
| Q3 2015 | 2,624,949 | $75,882 | — | — |
| Q2 2015 | 3,564,511 | $140,045 | — | — |
| Q1 2015 | 3,422,143 | $152,059 | — | — |
| Q4 2014 | 4,175,180 | $210,884 | — | — |
| Q3 2014 | 5,110,066 | $208,230 | — | — |
| Q2 2014 | 3,256,602 | $114,401 | — | — |
| Q1 2014 | 3,162,363 | $113,523 | — | — |
| Q4 2013 | 4,770,956 | $192,935 | — | — |
| Q3 2013 | 3,834,707 | $127,194 | — | — |