CUSIP: 450911201 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 1,548,658 | $57,130 | — | — |
| Q4 2015 | 213,000 | $7,736 | — | — |
| Q3 2015 | 214,400 | $7,167 | — | — |
| Q2 2015 | 189,400 | $7,924 | — | — |
| Q1 2015 | 200,824 | $8,015 | — | — |
| Q4 2014 | 669,619 | $27,093 | — | — |
| Q3 2014 | 3,086,034 | $138,686 | — | — |
| Q2 2014 | 3,497,933 | $168,251 | — | — |
| Q1 2014 | 2,783,705 | $119,031 | — | — |
| Q4 2013 | 3,523,300 | $152,982 | — | — |
| Q3 2013 | 2,752,330 | $98,947 | — | — |
| Q2 2013 | 1,724,434 | $50,715 | — | — |