Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2022 | 10,640 | $1,019 | $91.85 | $81.71 - $101.29 |
| Q1 2022 | 10,640 | $985 | $89.19 | $83.58 - $94.67 |
| Q4 2021 | 10,640 | $961 | $82.93 | $76.29 - $89.94 |
| Q3 2021 | 10,640 | $896 | $83.46 | $75.85 - $90.38 |
| Q2 2021 | 11,640 | $1,055 | $92.53 | $83.80 - $100.29 |
| Q1 2021 | 11,640 | $1,195 | $92.10 | $80.91 - $99.72 |
| Q4 2020 | 11,640 | $1,056 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 11,640 | $737 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 11,640 | $899 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 11,640 | $809 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 10,760 | $1,113 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 10,760 | $959 | $81.78 | $74.31 - $88.66 |
| Q2 2019 | 12,035 | $1,098 | $76.63 | $71.16 - $83.47 |
| Q1 2019 | 12,035 | $1,003 | $67.58 | $51.63 - $78.46 |
| Q4 2018 | 13,035 | $805 | $62.18 | $48.12 - $70.66 |
| Q3 2018 | 14,035 | $1,077 | $70.20 | $64.67 - $74.99 |
| Q2 2018 | 14,035 | $1,074 | $67.39 | $59.37 - $73.05 |
| Q1 2018 | 15,035 | $1,031 | $62.31 | $55.67 - $66.49 |
| Q4 2017 | 14,635 | $1,033 | $59.54 | $53.90 - $66.58 |
| Q3 2017 | 16,635 | $1,026 | $53.37 | $48.20 - $59.20 |
| Q2 2017 | 14,635 | $959 | $57.04 | $53.20 - $62.50 |
| Q1 2017 | 15,635 | $1,012 | $59.26 | $51.41 - $66.19 |
| Q4 2016 | 14,635 | $1,002 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 16,635 | $1,012 | $48.99 | $39.67 - $53.81 |
| Q2 2016 | 18,635 | $857 | $41.52 | $37.19 - $44.47 |
| Q1 2016 | 18,635 | $808 | $40.40 | $36.39 - $46.84 |
| Q4 2015 | 15,830 | $859 | $48.12 | $40.31 - $52.05 |
| Q3 2015 | 18,105 | $842 | $39.87 | $35.73 - $44.30 |
| Q2 2015 | 21,105 | $950 | $38.87 | $36.94 - $40.69 |
| Q1 2015 | 21,105 | $979 | $37.07 | $33.21 - $40.57 |
| Q4 2014 | 23,105 | $986 | $35.30 | $30.04 - $40.52 |
| Q3 2014 | 22,605 | $811 | $34.84 | $30.82 - $37.97 |
| Q2 2014 | 18,605 | $803 | $36.87 | $34.10 - $39.69 |