Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 326 | $25 | $75.03 | $70.10 - $79.81 |
| Q3 2025 | 304 | $26 | $82.49 | $73.21 - $89.37 |
| Q2 2025 | 280 | $24 | $86.03 | $78.60 - $94.32 |
| Q1 2025 | 597 | $57 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 513 | $57 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 2,432 | $275 | $113.17 | $101.07 - $129.81 |
| Q2 2024 | 2,475 | $306 | $121.30 | $115.10 - $129.23 |
| Q1 2024 | 2,434 | $314 | $117.37 | $110.33 - $126.78 |
| Q4 2023 | 2,936 | $362 | $102.52 | $91.88 - $121.65 |
| Q3 2023 | 5,164 | $528 | $100.32 | $93.27 - $107.44 |
| Q2 2023 | 3,021 | $304 | $95.78 | $88.08 - $103.21 |
| Q1 2023 | 2,967 | $305 | $102.60 | $90.19 - $110.59 |
| Q4 2022 | 2,882 | $297 | $96.50 | $78.79 - $110.27 |
| Q3 2022 | 2,805 | $241 | $89.51 | $80.19 - $98.62 |
| Q2 2022 | 2,775 | $266 | $91.85 | $81.71 - $101.29 |
| Q1 2022 | 2,595 | $241 | $89.19 | $83.58 - $94.67 |
| Q4 2021 | 2,567 | $232 | $82.93 | $76.29 - $89.94 |
| Q3 2021 | 2,500 | $210 | $83.46 | $75.85 - $90.38 |
| Q2 2021 | 2,468 | $224 | $92.53 | $83.80 - $100.29 |
| Q1 2021 | 3,376 | $347 | $92.10 | $80.91 - $99.72 |
| Q4 2020 | 3,371 | $306 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 3,390 | $215 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 3,360 | $259 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 467 | $33 | $83.79 | $52.02 - $98.93 |