CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 5,091 | $252 | — | — |
| Q4 2014 | 5,022 | $265 | — | — |
| Q3 2014 | 5,022 | $216 | — | — |
| Q2 2014 | 5,022 | $236 | — | — |
| Q1 2014 | 5,022 | $234 | — | — |
| Q4 2013 | 5,272 | $218 | — | — |
| Q3 2013 | 5,272 | $213 | — | — |
| Q2 2013 | 5,272 | $216 | — | — |