Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2025 | 21,900 | $1,842 | $86.03 | $78.60 - $94.32 |
| Q1 2025 | 43,800 | $4,150 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 43,800 | $4,821 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 43,800 | $4,953 | $113.17 | $101.07 - $129.81 |
| Q2 2024 | 43,800 | $5,413 | $121.30 | $115.10 - $129.23 |
| Q1 2021 | 9,300 | $955 | $92.10 | $80.91 - $99.72 |
| Q4 2020 | 9,900 | $898 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 4,800 | $304 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 4,800 | $371 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 4,800 | $334 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 20,000 | $2,069 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 20,000 | $1,783 | $81.78 | $74.31 - $88.66 |
| Q2 2019 | 4,800 | $438 | $76.63 | $71.16 - $83.47 |
| Q3 2016 | 59,300 | $3,606 | $48.99 | $39.67 - $53.81 |
| Q2 2016 | 59,300 | $2,727 | $41.52 | $37.19 - $44.47 |
| Q1 2016 | 59,550 | $2,582 | $40.40 | $36.39 - $46.84 |
| Q4 2015 | 59,550 | $3,234 | $48.12 | $40.31 - $52.05 |
| Q3 2015 | 59,300 | $2,758 | $39.87 | $35.73 - $44.30 |