Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 125,062 | $9,572 | $75.03 | $70.10 - $79.81 |
| Q3 2025 | 111,506 | $8,604 | $82.49 | $73.21 - $89.37 |
| Q2 2025 | 70,235 | $5,906 | $86.03 | $78.60 - $94.32 |
| Q1 2025 | 60,545 | $5,737 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 61,305 | $6,747 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 53,605 | $6,062 | $113.17 | $101.07 - $129.81 |
| Q2 2024 | 73,995 | $9,145 | $121.30 | $115.10 - $129.23 |
| Q1 2024 | 72,340 | $9,328 | $117.37 | $110.33 - $126.78 |
| Q4 2023 | 79,800 | $9,835 | $102.52 | $91.88 - $121.65 |
| Q3 2023 | 81,900 | $8,370 | $100.32 | $93.27 - $107.44 |
| Q3 2022 | 49,270 | $4,221 | $89.51 | $80.19 - $98.62 |
| Q2 2022 | 50,560 | $4,843 | $91.85 | $81.71 - $101.29 |
| Q1 2022 | 55,140 | $5,103 | $89.19 | $83.58 - $94.67 |
| Q4 2021 | 53,300 | $4,815 | $82.93 | $76.29 - $89.94 |
| Q1 2019 | 36,884 | $3,074 | $67.58 | $51.63 - $78.46 |
| Q4 2018 | 44,684 | $2,760 | $62.18 | $48.12 - $70.66 |
| Q3 2018 | 47,151 | $3,619 | $70.20 | $64.67 - $74.99 |
| Q2 2018 | 34,716 | $2,658 | $67.39 | $59.37 - $73.05 |
| Q1 2018 | 18,186 | $1,248 | $62.31 | $55.67 - $66.49 |
| Q4 2017 | 18,186 | $1,284 | $59.54 | $53.90 - $66.58 |