CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 36,000 | $1,600 | — | — |
| Q4 2014 | 37,060 | $1,872 | — | — |
| Q4 2013 | 42,914 | $1,735 | — | — |
| Q3 2013 | 150,422 | $4,989 | — | — |
| Q2 2013 | 164,516 | $4,134 | — | — |