CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 5,033,651 | $53,508 | — | — |
| Q3 2015 | 5,292,282 | $52,950 | — | — |
| Q2 2015 | 1,599,974 | $17,024 | — | — |
| Q1 2015 | 1,549,139 | $19,889 | — | — |
| Q4 2014 | 1,341,733 | $18,510 | — | — |
| Q3 2014 | 197,041 | $2,604 | — | — |
| Q2 2014 | 1,675,239 | $20,829 | — | — |
| Q1 2014 | 4,338,630 | $48,947 | — | — |
| Q4 2013 | 6,186,846 | $75,136 | — | — |
| Q3 2013 | 6,433,592 | $66,083 | — | — |
| Q2 2013 | 5,453,513 | $49,601 | — | — |