Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 44,693 | $3,421 | $75.03 | $70.10 - $79.81 |
| Q3 2025 | 13,631 | $1,052 | $82.49 | $73.21 - $89.37 |
| Q2 2025 | 4,015 | $338 | $86.03 | $78.60 - $94.32 |
| Q1 2025 | 5,307 | $503 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 4,747 | $522 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 3,407 | $385 | $113.17 | $101.07 - $129.81 |
| Q2 2024 | 4,762 | $589 | $121.30 | $115.10 - $129.23 |
| Q1 2024 | 4,567 | $589 | $117.37 | $110.33 - $126.78 |
| Q4 2023 | 2,984 | $368 | $102.52 | $91.88 - $121.65 |
| Q3 2023 | 2,469 | $252 | $100.32 | $93.27 - $107.44 |
| Q2 2023 | 2,061 | $207 | $95.78 | $88.08 - $103.21 |
| Q4 2020 | 4,126 | $374 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 4,126 | $261 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 4,626 | $357 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 4,626 | $321 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 5,843 | $604 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 5,842 | $521 | $81.78 | $74.31 - $88.66 |
| Q2 2019 | 10,876 | $992 | $76.63 | $71.16 - $83.47 |
| Q1 2019 | 10,873 | $906 | $67.58 | $51.63 - $78.46 |
| Q4 2018 | 13,705 | $846 | $62.18 | $48.12 - $70.66 |
| Q3 2018 | 15,202 | $1,167 | $70.20 | $64.67 - $74.99 |
| Q2 2018 | 15,202 | $1,164 | $67.39 | $59.37 - $73.05 |
| Q2 2017 | 200 | $13 | $57.04 | $53.20 - $62.50 |
| Q1 2017 | 200 | $13 | $59.26 | $51.41 - $66.19 |
| Q4 2016 | 300 | $21 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 300 | $18 | $48.99 | $39.67 - $53.81 |
| Q2 2016 | 108 | $5 | $41.52 | $37.19 - $44.47 |
| Q1 2016 | 8 | $0 | $40.40 | $36.39 - $46.84 |