Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 5,189 | $397 | $75.03 | $70.10 - $79.81 |
| Q3 2025 | 4,490 | $354 | $82.49 | $73.21 - $89.37 |
| Q2 2025 | 4,276 | $377 | $86.03 | $78.60 - $94.32 |
| Q1 2025 | 10,638 | $941 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 13,018 | $1,388 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 4,426 | $491 | $113.17 | $101.07 - $129.81 |
| Q2 2024 | 3,909 | $480 | $121.30 | $115.10 - $129.23 |
| Q1 2024 | 5,999 | $725 | $117.37 | $110.33 - $126.78 |
| Q4 2023 | 8,818 | $1,018 | $102.52 | $91.88 - $121.65 |
| Q3 2023 | 9,414 | $930 | $100.32 | $93.27 - $107.44 |
| Q2 2023 | 9,564 | $971 | $95.78 | $88.08 - $103.21 |
| Q1 2023 | 9,782 | $1,001 | $102.60 | $90.19 - $110.59 |
| Q4 2022 | 4,049 | $427 | $96.50 | $78.79 - $110.27 |
| Q3 2022 | 248 | $21 | $89.51 | $80.19 - $98.62 |
| Q2 2022 | 442 | $42 | $91.85 | $81.71 - $101.29 |
| Q1 2022 | 442 | $41 | $89.19 | $83.58 - $94.67 |
| Q3 2021 | 48,031 | $4,038 | $83.46 | $75.85 - $90.38 |
| Q2 2021 | 84,269 | $7,641 | $92.53 | $83.80 - $100.29 |