CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 30,154 | $1,356 | — | — |
| Q1 2015 | 27,534 | $1,363 | — | — |
| Q4 2014 | 26,334 | $1,389 | — | — |
| Q3 2014 | 26,334 | $1,132 | — | — |
| Q2 2014 | 26,334 | $1,236 | — | — |
| Q1 2014 | 28,499 | $1,327 | — | — |
| Q4 2013 | 29,139 | $1,205 | — | — |
| Q3 2013 | 29,289 | $1,183 | — | — |
| Q2 2013 | 190,149 | $7,794 | — | — |