CUSIP: 918194101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2014 | 17,800 | $624,602,000 | — | — |
| Q1 2014 | 29,400 | $947,562 | — | — |
| Q4 2013 | 74,300 | $2,376 | — | — |
| Q3 2013 | 97,400 | $2,675 | — | — |
| Q2 2013 | 88,000 | $2,296 | — | — |