CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 34,290 | $1,697 | — | — |
| Q4 2014 | 34,330 | $1,811 | — | — |
| Q3 2014 | 33,950 | $1,460 | — | — |
| Q2 2014 | 36,200 | $1,699 | — | — |
| Q1 2014 | 34,920 | $1,626 | — | — |
| Q4 2013 | 32,660 | $1,350 | — | — |
| Q3 2013 | 32,710 | $1,321 | — | — |
| Q2 2013 | 32,210 | $1,320 | — | — |