Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 95,775 | $7,331 | $75.03 | $70.10 - $79.81 |
| Q3 2025 | 11,793 | $910 | $82.49 | $73.21 - $89.37 |
| Q2 2025 | 11,048 | $929 | $86.03 | $78.60 - $94.32 |
| Q1 2025 | 15,600 | $1,478 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 2,425 | $267 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 1,900 | $215 | $113.17 | $101.07 - $129.81 |
| Q3 2023 | 907 | $93 | $100.32 | $93.27 - $107.44 |
| Q2 2023 | 174 | $18 | $95.78 | $88.08 - $103.21 |
| Q1 2023 | 1,799 | $185 | $102.60 | $90.19 - $110.59 |
| Q4 2016 | 30,100 | $2,062 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 101,200 | $6,154 | $48.99 | $39.67 - $53.81 |