Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 21,877 | $1,674 | $75.03 | $70.10 - $79.81 |
| Q3 2025 | 12,583 | $971 | $82.49 | $73.21 - $89.37 |
| Q4 2016 | 3,000 | $206 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 16,800 | $1,022 | $48.99 | $39.67 - $53.81 |
| Q1 2016 | 11,500 | $499 | $40.40 | $36.39 - $46.84 |
| Q3 2013 | 16,393 | $765 | $36.35 | $33.62 - $39.43 |