CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 28,300 | $1,401 | — | — |
| Q4 2014 | 28,300 | $1,493 | — | — |
| Q3 2014 | 26,300 | $1,131 | — | — |
| Q2 2014 | 26,300 | $1,234 | — | — |
| Q1 2014 | 26,300 | $1,224 | — | — |
| Q4 2013 | 26,300 | $1,087 | — | — |
| Q3 2013 | 26,300 | $1,062 | — | — |
| Q2 2013 | 26,300 | $1,078 | — | — |
| Q3 2010 | 10,600 | $613 | — | — |
| Q2 2010 | 10,600 | $538 | — | — |