CUSIP: 934390402 Class: COMMON STOCK
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2012 | 6,254 | $448 | — | — |
| Q3 2012 | 6,154 | $319 | — | — |
| Q2 2012 | 6,154 | $262 | — | — |
| Q1 2012 | 6,154 | $359 | — | — |
| Q4 2011 | 6,154 | $308 | — | — |
| Q3 2011 | 6,421 | $296 | — | — |