Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2025 | 12,216 | $943 | $82.49 | $73.21 - $89.37 |
| Q2 2025 | 7,727 | $650 | $86.03 | $78.60 - $94.32 |
| Q3 2024 | 2,991 | $338 | $113.17 | $101.07 - $129.81 |
| Q1 2023 | 2,671 | $274 | $102.60 | $90.19 - $110.59 |
| Q4 2022 | 2,523 | $260 | $96.50 | $78.79 - $110.27 |
| Q3 2022 | 6,287 | $539 | $89.51 | $80.19 - $98.62 |
| Q2 2021 | 5,959 | $540 | $92.53 | $83.80 - $100.29 |
| Q4 2020 | 4,143 | $376 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 16,499 | $1,045 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 12,309 | $951 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 12,167 | $845 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 13,154 | $1,361 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 33,526 | $2,989 | $81.78 | $74.31 - $88.66 |
| Q2 2019 | 12,416 | $1,133 | $76.63 | $71.16 - $83.47 |
| Q4 2016 | 5,726 | $392 | $56.82 | $47.94 - $64.99 |
| Q2 2016 | 4,452 | $205 | $41.52 | $37.19 - $44.47 |
| Q1 2016 | 7,452 | $323 | $40.40 | $36.39 - $46.84 |