CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2015 | 9,590 | $277 | — | — |
| Q1 2015 | 9,238 | $410 | — | — |
| Q3 2014 | 13,730 | $560 | — | — |
| Q2 2014 | 14,440 | $508 | — | — |
| Q1 2014 | 25,053 | $900 | — | — |
| Q4 2013 | 75,979 | $3,073 | — | — |
| Q3 2013 | 70,049 | $2,324 | — | — |
| Q2 2013 | 65,967 | $1,658 | — | — |