CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 48,805 | $2,416 | — | — |
| Q4 2014 | 45,265 | $2,388 | — | — |
| Q3 2014 | 44,425 | $1,910 | — | — |
| Q2 2014 | 43,255 | $2,029 | — | — |
| Q1 2014 | 40,956 | $1,907 | — | — |
| Q4 2013 | 39,340 | $1,626 | — | — |
| Q3 2013 | 37,290 | $1,506 | — | — |
| Q2 2013 | 32,890 | $1,348 | — | — |