CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 1,699,498 | $66,773 | — | — |
| Q1 2015 | 3,100,000 | $137,749 | — | — |
| Q4 2014 | 2,467,000 | $124,608 | — | — |
| Q2 2014 | 2,860,000 | $100,472 | — | — |
| Q1 2014 | 2,800,000 | $100,520 | — | — |
| Q4 2013 | 2,721,400 | $110,053 | — | — |
| Q3 2013 | 2,100,000 | $69,657 | — | — |
| Q2 2013 | 3,207,712 | $80,610 | — | — |