CUSIP: 458118106 Class: COMMON STOCK
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2019 | 2,392,172 | $117,193 | — | — |
| Q4 2018 | 2,441,879 | $118,260 | — | — |
| Q3 2018 | 2,410,174 | $113,302 | — | — |
| Q2 2018 | 2,418,840 | $77,113 | — | — |
| Q1 2018 | 2,486,165 | $75,977 | — | — |
| Q4 2017 | 2,464,301 | $73,265 | — | — |
| Q3 2017 | 2,926,389 | $77,783 | — | — |
| Q2 2017 | 2,947,907 | $76,028 | — | — |
| Q1 2017 | 2,959,575 | $70,053 | — | — |
| Q4 2016 | 3,045,730 | $71,760 | — | — |
| Q3 2016 | 3,056,812 | $70,611 | — | — |
| Q2 2016 | 3,052,942 | $61,454 | — | — |
| Q1 2016 | 3,504,627 | $71,635 | — | — |
| Q4 2015 | 3,401,446 | $89,630 | — | — |
| Q3 2015 | 3,418,515 | $69,393 | — | — |
| Q2 2015 | 4,441,653 | $96,384 | — | — |
| Q1 2015 | 5,095,362 | $102,010 | — | — |
| Q4 2014 | 5,087,925 | $99,725 | — | — |
| Q3 2014 | 5,147,781 | $82,108 | — | — |
| Q2 2014 | 5,072,005 | $78,412 | — | — |
| Q1 2014 | 5,135,217 | $62,802 | — | — |
| Q4 2013 | 5,201,753 | $53,006 | — | — |
| Q3 2013 | 5,279,682 | $49,734 | — | — |
| Q2 2013 | 5,191,764 | $41,223 | — | — |