Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 141 | $11 | $75.03 | $70.10 - $79.81 |
| Q3 2025 | 56 | $4 | $82.49 | $73.21 - $89.37 |
| Q2 2025 | 59 | $5 | $86.03 | $78.60 - $94.32 |
| Q1 2025 | 22 | $2 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 22 | $2 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 15 | $2 | $113.17 | $101.07 - $129.81 |
| Q4 2022 | 5 | $0 | $96.50 | $78.79 - $110.27 |
| Q3 2022 | 5 | $1 | $89.51 | $80.19 - $98.62 |
| Q2 2022 | 5 | $1 | $91.85 | $81.71 - $101.29 |
| Q1 2022 | 5 | $1 | $89.19 | $83.58 - $94.67 |
| Q3 2018 | 42 | $3 | $70.20 | $64.67 - $74.99 |
| Q2 2018 | 42 | $3 | $67.39 | $59.37 - $73.05 |
| Q1 2018 | 42 | $3 | $62.31 | $55.67 - $66.49 |
| Q4 2017 | 42 | $3 | $59.54 | $53.90 - $66.58 |
| Q3 2017 | 42 | $3 | $53.37 | $48.20 - $59.20 |
| Q2 2017 | 68 | $4 | $57.04 | $53.20 - $62.50 |
| Q1 2017 | 48 | $3 | $59.26 | $51.41 - $66.19 |
| Q4 2016 | 67 | $5 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 67 | $4 | $48.99 | $39.67 - $53.81 |
| Q2 2016 | 20 | $1 | $41.52 | $37.19 - $44.47 |