CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 28,844 | $1,428 | — | — |
| Q4 2014 | 35,174 | $1,855 | — | — |
| Q3 2014 | 39,698 | $1,707 | — | — |
| Q2 2014 | 39,698 | $1,862 | — | — |
| Q1 2014 | 39,698 | $1,848 | — | — |
| Q4 2013 | 32,898 | $1,360 | — | — |
| Q3 2013 | 25,130 | $1,015 | — | — |
| Q2 2013 | 25,130 | $1,012 | — | — |