CUSIP: 450911201 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 6,770,224 | $249,754 | — | — |
| Q4 2015 | 6,487,968 | $235,643 | — | — |
| Q3 2015 | 6,484,781 | $216,786 | — | — |
| Q2 2015 | 6,427,147 | $268,912 | — | — |
| Q1 2015 | 6,356,837 | $253,701 | — | — |
| Q4 2014 | 6,283,271 | $254,221 | — | — |
| Q3 2014 | 6,284,638 | $282,432 | — | — |
| Q2 2014 | 6,264,825 | $301,338 | — | — |
| Q1 2014 | 6,162,489 | $263,508 | — | — |
| Q4 2013 | 5,312,941 | $230,688 | — | — |
| Q3 2013 | 5,105,058 | $183,526 | — | — |
| Q2 2013 | 4,996,131 | $146,936 | — | — |