Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2024 | 223,393 | $27,609 | $121.30 | $115.10 - $129.23 |
| Q1 2024 | 489,820 | $63,157 | $117.37 | $110.33 - $126.78 |
| Q4 2023 | 779,565 | $96,074 | $102.52 | $91.88 - $121.65 |
| Q3 2023 | 823,030 | $84,114 | $100.32 | $93.27 - $107.44 |
| Q2 2023 | 823,140 | $82,676 | $95.78 | $88.08 - $103.21 |
| Q1 2023 | 860,255 | $88,322 | $102.60 | $90.19 - $110.59 |
| Q4 2022 | 876,570 | $90,164 | $96.50 | $78.79 - $110.27 |
| Q3 2022 | 904,940 | $77,526 | $89.51 | $80.19 - $98.62 |
| Q2 2022 | 913,480 | $87,502 | $91.85 | $81.71 - $101.29 |
| Q1 2022 | 949,720 | $87,897 | $89.19 | $83.58 - $94.67 |
| Q4 2021 | 988,195 | $89,274 | $82.93 | $76.29 - $89.94 |
| Q3 2021 | 837,580 | $70,541 | $83.46 | $75.85 - $90.38 |
| Q2 2021 | 821,190 | $74,408 | $92.53 | $83.80 - $100.29 |
| Q1 2021 | 808,990 | $83,075 | $92.10 | $80.91 - $99.72 |
| Q4 2020 | 808,995 | $73,400 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 761,365 | $48,210 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 669,580 | $51,725 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 682,775 | $47,446 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 664,645 | $68,751 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 660,395 | $58,868 | $81.78 | $74.31 - $88.66 |
| Q2 2019 | 778,035 | $70,988 | $76.63 | $71.16 - $83.47 |
| Q1 2019 | 927,470 | $77,305 | $67.58 | $51.63 - $78.46 |
| Q4 2018 | 908,630 | $56,117 | $62.18 | $48.12 - $70.66 |
| Q3 2018 | 951,960 | $73,063 | $70.20 | $64.67 - $74.99 |
| Q2 2018 | 805,645 | $61,672 | $67.39 | $59.37 - $73.05 |
| Q1 2018 | 828,145 | $56,811 | $62.31 | $55.67 - $66.49 |
| Q4 2017 | 786,395 | $55,519 | $59.54 | $53.90 - $66.58 |
| Q3 2017 | 795,380 | $49,035 | $53.37 | $48.20 - $59.20 |
| Q2 2017 | 775,509 | $50,835 | $57.04 | $53.20 - $62.50 |
| Q1 2017 | 763,990 | $49,468 | $59.26 | $51.41 - $66.19 |
| Q4 2016 | 812,250 | $55,639 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 826,565 | $50,263 | $48.99 | $39.67 - $53.81 |
| Q2 2016 | 858,010 | $39,460 | $41.52 | $37.19 - $44.47 |
| Q1 2016 | 861,245 | $37,344 | $40.40 | $36.39 - $46.84 |
| Q4 2015 | 839,210 | $45,577 | $48.12 | $40.31 - $52.05 |
| Q3 2015 | 904,466 | $42,067 | $39.87 | $35.73 - $44.30 |
| Q2 2015 | 639,245 | $28,792 | $38.87 | $36.94 - $40.69 |
| Q1 2015 | 569,005 | $26,396 | $37.07 | $33.21 - $40.57 |
| Q4 2014 | 573,425 | $24,485 | $35.30 | $30.04 - $40.52 |
| Q3 2014 | 492,120 | $17,667 | $34.84 | $30.82 - $37.97 |
| Q2 2014 | 502,910 | $21,711 | $36.87 | $34.10 - $39.69 |
| Q1 2014 | 495,240 | $22,400 | $37.58 | $34.73 - $40.51 |