CUSIP: 918866104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2013 | 90,137 | $3,088 | — | — |
| Q3 2013 | 58,648 | $1,694 | — | — |
| Q2 2013 | 335,960 | $8,261 | — | — |
| Q4 2012 | 91,018 | $2,347 | — | — |
| Q3 2012 | 164,472 | $4,061 | — | — |
| Q2 2012 | 169,985 | $3,698 | — | — |
| Q1 2012 | 56,489 | $1,300 | — | — |