CUSIP: 46428828 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2012 | 1,688 | $207 | — | — |
| Q3 2012 | 1,912 | $232 | — | — |
| Q2 2012 | 1,912 | $219 | — | — |
| Q1 2012 | 2,005 | $226 | — | — |
| Q4 2011 | 1,892 | $208 | — | — |
| Q3 2011 | 3,590 | $378 | — | — |
| Q2 2011 | 2,611 | $285 | — | — |
| Q1 2011 | 2,981 | $318 | — | — |
| Q4 2010 | 3,017 | $323 | — | — |
| Q3 2010 | 1,886 | $210 | — | — |
| Q2 2010 | 1,975 | $205 | — | — |