CUSIP: 97563A102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2007 | 54,100 | $812 | — | — |
| Q1 2007 | 54,100 | $813 | — | — |
| Q4 2006 | 44,700 | $592 | — | — |
| Q3 2006 | 44,700 | $551 | — | — |
| Q2 2006 | 44,700 | $548 | — | — |
| Q3 2004 | 106,200 | $1,136 | — | — |
| Q2 2004 | 206,200 | $2,134 | — | — |
| Q1 2004 | 206,200 | $2,173 | — | — |
| Q4 2003 | 306,300 | $3,124 | — | — |
| Q3 2003 | 380,000 | $3,458 | — | — |