CUSIP: 450911201 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 1,520,990 | $56,110 | — | — |
| Q4 2015 | 1,667,106 | $60,549 | — | — |
| Q3 2015 | 1,691,833 | $56,558 | — | — |
| Q2 2015 | 1,878,191 | $78,580 | — | — |
| Q1 2015 | 1,742,044 | $69,526 | — | — |
| Q4 2014 | 997,237 | $40,349 | — | — |
| Q3 2014 | 840,985 | $37,793 | — | — |
| Q2 2014 | 340,704 | $16,389 | — | — |
| Q1 2014 | 323,347 | $13,826 | — | — |
| Q4 2013 | 489,457 | $21,253 | — | — |
| Q3 2013 | 204,799 | $7,362 | — | — |
| Q2 2013 | 252,804 | $7,436 | — | — |