CUSIP: 917286205 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2012 | 17,100 | $346 | — | — |
| Q2 2012 | 12,900 | $255 | — | — |
| Q2 2011 | 33,100 | $599 | — | — |
| Q1 2011 | 47,300 | $900 | — | — |
| Q4 2010 | 14,300 | $278 | — | — |