Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2025 | 3,644 | $345 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 5,023 | $553 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 5,011 | $567 | $113.17 | $101.07 - $129.81 |
| Q2 2024 | 6,081 | $752 | $121.30 | $115.10 - $129.23 |
| Q1 2024 | 2,371 | $306 | $117.37 | $110.33 - $126.78 |
| Q4 2023 | 3,961 | $488 | $102.52 | $91.88 - $121.65 |
| Q3 2023 | 3,956 | $404 | $100.32 | $93.27 - $107.44 |
| Q2 2023 | 3,951 | $397 | $95.78 | $88.08 - $103.21 |
| Q1 2023 | 7,975 | $819 | $102.60 | $90.19 - $110.59 |
| Q4 2020 | 16,860 | $1,530 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 24,928 | $1,578 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 41,542 | $3,209 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 44,520 | $3,093 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 53,926 | $5,578 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 6,412 | $572 | $81.78 | $74.31 - $88.66 |
| Q1 2017 | 9,783 | $633 | $59.26 | $51.41 - $66.19 |
| Q4 2016 | 27,262 | $1,867 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 55,667 | $3,374 | $48.99 | $39.67 - $53.81 |
| Q2 2016 | 11,480 | $528 | $41.52 | $37.19 - $44.47 |
| Q1 2016 | 8,769 | $380 | $40.40 | $36.39 - $46.84 |
| Q4 2015 | 18,889 | $1,028 | $48.12 | $40.31 - $52.05 |
| Q3 2015 | 17,641 | $820 | $39.87 | $35.73 - $44.30 |
| Q1 2014 | 8,987 | $406 | $37.58 | $34.73 - $40.51 |
| Q4 2013 | 8,987 | $415 | $38.90 | $36.04 - $42.14 |
| Q3 2013 | 8,987 | $419 | $36.35 | $33.62 - $39.43 |
| Q2 2013 | 8,987 | $361 | $35.20 | $33.13 - $38.11 |