Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2025 | 2,250 | $213 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 2,267 | $0 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 2,286 | $0 | $113.17 | $101.07 - $129.81 |
| Q2 2024 | 1,848 | $0 | $121.30 | $115.10 - $129.23 |
| Q1 2024 | 2,033 | $0 | $117.37 | $110.33 - $126.78 |
| Q4 2023 | 1,941 | $0 | $102.52 | $91.88 - $121.65 |
| Q3 2023 | 2,101 | $0 | $100.32 | $93.27 - $107.44 |
| Q2 2023 | 2,109 | $0 | $95.78 | $88.08 - $103.21 |
| Q1 2023 | 2,385 | $0 | $102.60 | $90.19 - $110.59 |
| Q4 2022 | 2,110 | $0 | $96.50 | $78.79 - $110.27 |
| Q2 2022 | 2,170 | $208 | $91.85 | $81.71 - $101.29 |
| Q1 2022 | 2,250 | $208 | $89.19 | $83.58 - $94.67 |
| Q1 2021 | 2,130 | $219 | $92.10 | $80.91 - $99.72 |
| Q4 2020 | 2,210 | $201 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 3,880 | $246 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 4,680 | $362 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 4,380 | $304 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 4,400 | $455 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 4,320 | $385 | $81.78 | $74.31 - $88.66 |
| Q2 2019 | 4,420 | $403 | $76.63 | $71.16 - $83.47 |
| Q1 2019 | 4,990 | $416 | $67.58 | $51.63 - $78.46 |
| Q4 2018 | 4,880 | $301 | $62.18 | $48.12 - $70.66 |
| Q3 2018 | 3,970 | $305 | $70.20 | $64.67 - $74.99 |
| Q2 2018 | 4,240 | $325 | $67.39 | $59.37 - $73.05 |
| Q1 2018 | 3,950 | $271 | $62.31 | $55.67 - $66.49 |
| Q4 2017 | 4,880 | $345 | $59.54 | $53.90 - $66.58 |
| Q3 2017 | 4,900 | $302 | $53.37 | $48.20 - $59.20 |
| Q3 2016 | 4,900 | $302 | $48.99 | $39.67 - $53.81 |