CUSIP: 450911201 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 1,404,692 | $51,819 | — | — |
| Q4 2015 | 1,384,774 | $50,295 | — | — |
| Q3 2015 | 1,456,617 | $48,695 | — | — |
| Q2 2015 | 1,165,759 | $48,775 | — | — |
| Q1 2015 | 932,338 | $37,210 | — | — |
| Q4 2014 | 752,101 | $30,430 | — | — |
| Q3 2014 | 523,638 | $23,532 | — | — |
| Q2 2014 | 548,404 | $26,378 | — | — |
| Q1 2014 | 777,968 | $33,266 | — | — |
| Q4 2013 | 650,000 | $28,223 | — | — |
| Q3 2013 | 770,000 | $27,682 | — | — |
| Q2 2013 | 185,700 | $5,461 | — | — |