CUSIP: 450911201 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 2,705,459 | $99,804 | — | — |
| Q4 2015 | 3,110,760 | $112,982 | — | — |
| Q3 2015 | 3,240,871 | $108,342 | — | — |
| Q2 2015 | 3,223,361 | $134,865 | — | — |
| Q1 2015 | 3,056,457 | $121,983 | — | — |
| Q4 2014 | 2,642,340 | $106,909 | — | — |
| Q3 2014 | 2,802,934 | $125,963 | — | — |
| Q2 2014 | 2,986,873 | $143,668 | — | — |
| Q1 2014 | 2,691,324 | $115,081 | — | — |
| Q4 2013 | 1,214,865 | $52,749 | — | — |
| Q3 2013 | 43,919 | $1,578 | — | — |
| Q2 2013 | 50,089 | $1,473 | — | — |