CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 7,454 | $254 | — | — |
| Q3 2015 | 5,179 | $150 | — | — |
| Q2 2015 | 660 | $26 | — | — |
| Q3 2014 | 15,000 | $611 | — | — |
| Q1 2014 | 318,435 | $11,432 | — | — |
| Q4 2013 | 381,735 | $15,437 | — | — |