Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 30,314 | $2,320 | $75.03 | $70.10 - $79.81 |
| Q3 2025 | 25,325 | $1,954 | $82.49 | $73.21 - $89.37 |
| Q2 2025 | 21,862 | $1,838 | $86.03 | $78.60 - $94.32 |
| Q1 2025 | 18,968 | $1,797 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 17,989 | $1,980 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 17,409 | $1,969 | $113.17 | $101.07 - $129.81 |
| Q2 2024 | 14,784 | $1,827 | $121.30 | $115.10 - $129.23 |
| Q1 2024 | 22,991 | $2,964 | $117.37 | $110.33 - $126.78 |
| Q4 2023 | 22,991 | $2,833 | $102.52 | $91.88 - $121.65 |
| Q3 2023 | 22,991 | $2,350 | $100.32 | $93.27 - $107.44 |
| Q2 2023 | 25,940 | $2,605 | $95.78 | $88.08 - $103.21 |
| Q1 2023 | 20,835 | $2,139 | $102.60 | $90.19 - $110.59 |
| Q4 2022 | 20,835 | $2,143 | $96.50 | $78.79 - $110.27 |
| Q3 2022 | 24,270 | $2,079 | $89.51 | $80.19 - $98.62 |
| Q2 2022 | 22,252 | $2,132 | $91.85 | $81.71 - $101.29 |
| Q1 2022 | 25,933 | $2,400 | $89.19 | $83.58 - $94.67 |
| Q4 2021 | 32,161 | $2,905 | $82.93 | $76.29 - $89.94 |
| Q3 2021 | 29,157 | $2,456 | $83.46 | $75.85 - $90.38 |
| Q2 2021 | 24,933 | $2,259 | $92.53 | $83.80 - $100.29 |