CUSIP: 989774104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2015 | 17,383 | $302 | — | — |
| Q2 2015 | 1,437,289 | $18,742 | — | — |
| Q1 2015 | 886,167 | $11,512 | — | — |
| Q4 2014 | 4,715,390 | $110,340 | — | — |
| Q3 2014 | 2,061,673 | $78,117 | — | — |