CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2015 | 36,300 | $1,049 | — | — |
| Q2 2015 | 32,161 | $1,264 | — | — |
| Q1 2015 | 33,910 | $1,507 | — | — |
| Q4 2014 | 34,950 | $1,765 | — | — |
| Q3 2014 | 44,885 | $1,829 | — | — |
| Q2 2014 | 47,503 | $1,669 | — | — |
| Q1 2014 | 39,815 | $1,429 | — | — |