CUSIP: 450911201 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 1,007,923 | $37,182 | — | — |
| Q4 2015 | 982,211 | $35,675 | — | — |
| Q3 2015 | 981,790 | $32,820 | — | — |
| Q2 2015 | 1,594,403 | $66,711 | — | — |
| Q1 2015 | 1,375,596 | $54,900 | — | — |
| Q4 2014 | 1,451,152 | $58,713 | — | — |
| Q3 2014 | 1,516,272 | $68,141 | — | — |
| Q2 2014 | 1,886,061 | $90,720 | — | — |
| Q1 2014 | 1,949,417 | $83,355 | — | — |
| Q4 2013 | 2,109,865 | $91,610 | — | — |
| Q3 2013 | 1,205,904 | $43,353 | — | — |
| Q2 2013 | 1,192,891 | $35,085 | — | — |