Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2024 | 21,762 | $2,806 | $117.37 | $110.33 - $126.78 |
| Q4 2023 | 21,481 | $2,647 | $102.52 | $91.88 - $121.65 |
| Q3 2023 | 21,119 | $2,158 | $100.32 | $93.27 - $107.44 |
| Q2 2023 | 21,897 | $2,199 | $95.78 | $88.08 - $103.21 |
| Q1 2023 | 22,209 | $2,280 | $102.60 | $90.19 - $110.59 |
| Q4 2022 | 16,649 | $2 | $96.50 | $78.79 - $110.27 |
| Q3 2022 | 17,833 | $1,528 | $89.51 | $80.19 - $98.62 |
| Q2 2022 | 17,936 | $1,718 | $91.85 | $81.71 - $101.29 |
| Q1 2022 | 17,474 | $1,617 | $89.19 | $83.58 - $94.67 |
| Q4 2021 | 17,848 | $1,612 | $82.93 | $76.29 - $89.94 |
| Q3 2021 | 18,228 | $1,535 | $83.46 | $75.85 - $90.38 |
| Q2 2021 | 18,339 | $1,662 | $92.53 | $83.80 - $100.29 |
| Q1 2021 | 18,378 | $1,887 | $92.10 | $80.91 - $99.72 |
| Q4 2020 | 19,737 | $1,791 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 22,938 | $1,452 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 19,405 | $1,499 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 20,786 | $1,444 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 16,755 | $1,733 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 16,666 | $1,486 | $81.78 | $74.31 - $88.66 |
| Q2 2019 | 16,614 | $1,516 | $76.63 | $71.16 - $83.47 |
| Q1 2019 | 16,590 | $1,383 | $67.58 | $51.63 - $78.46 |
| Q4 2018 | 15,983 | $987 | $62.18 | $48.12 - $70.66 |
| Q3 2018 | 15,363 | $1,179 | $70.20 | $64.67 - $74.99 |
| Q2 2018 | 15,749 | $1,206 | $67.39 | $59.37 - $73.05 |
| Q1 2018 | 16,120 | $1,106 | $62.31 | $55.67 - $66.49 |
| Q4 2017 | 16,316 | $1,152 | $59.54 | $53.90 - $66.58 |
| Q3 2017 | 17,621 | $1,086 | $53.37 | $48.20 - $59.20 |
| Q2 2017 | 17,618 | $1,155 | $57.04 | $53.20 - $62.50 |
| Q1 2017 | 17,428 | $1,128 | $59.26 | $51.41 - $66.19 |
| Q4 2016 | 17,492 | $1,198 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 18,263 | $1,111 | $48.99 | $39.67 - $53.81 |
| Q2 2016 | 18,329 | $843 | $41.52 | $37.19 - $44.47 |
| Q1 2016 | 19,221 | $833 | $40.40 | $36.39 - $46.84 |
| Q4 2015 | 19,986 | $1,085 | $48.12 | $40.31 - $52.05 |
| Q3 2015 | 19,964 | $929 | $39.87 | $35.73 - $44.30 |