Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2020 | 694 | $43 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 648 | $49 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 521 | $53 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 521 | $53 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 438 | $38 | $81.78 | $74.31 - $88.66 |
| Q2 2019 | 413 | $37 | $76.63 | $71.16 - $83.47 |
| Q1 2019 | 413 | $33 | $67.58 | $51.63 - $78.46 |
| Q4 2018 | 308 | $18 | $62.18 | $48.12 - $70.66 |
| Q2 2017 | 8,528 | $552 | $57.04 | $53.20 - $62.50 |
| Q1 2017 | 8,528 | $552 | $59.26 | $51.41 - $66.19 |
| Q4 2016 | 8,528 | $584 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 8,528 | $518 | $48.99 | $39.67 - $53.81 |
| Q2 2016 | 8,528 | $392 | $41.52 | $37.19 - $44.47 |
| Q1 2016 | 6,103 | $264 | $40.40 | $36.39 - $46.84 |
| Q4 2015 | 38 | $2 | $48.12 | $40.31 - $52.05 |
| Q3 2015 | 38 | $1 | $39.87 | $35.73 - $44.30 |
| Q2 2015 | 38 | $1 | $38.87 | $36.94 - $40.69 |
| Q2 2013 | 4,060 | $163 | $35.20 | $33.13 - $38.11 |
| Q1 2013 | 4,060 | $179 | $34.25 | $29.32 - $37.57 |
| Q4 2012 | 6,029 | $207 | — | — |
| Q3 2012 | 4,800 | $162 | — | — |
| Q1 2012 | 17,960 | $531 | — | — |
| Q4 2011 | 13,520 | $379 | — | — |
| Q3 2011 | 2,800 | $67 | — | — |