CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 742,171 | $37,487 | — | — |
| Q1 2014 | 1,080,123 | $38,776 | — | — |
| Q4 2013 | 329,378 | $13,320 | — | — |
| Q3 2013 | 2,035,978 | $67,533 | — | — |
| Q2 2013 | 2,464,514 | $61,933 | — | — |