Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2021 | 12,261 | $1,111 | $92.53 | $83.80 - $100.29 |
| Q1 2021 | 49,920 | $5,126 | $92.10 | $80.91 - $99.72 |
| Q4 2020 | 58,588 | $5,316 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 56,410 | $3,572 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 54,910 | $4,242 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 55,676 | $3,869 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 58,169 | $6,017 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 56,798 | $5,063 | $81.78 | $74.31 - $88.66 |
| Q2 2019 | 25,329 | $2,311 | $76.63 | $71.16 - $83.47 |
| Q1 2019 | 25,021 | $2,086 | $67.58 | $51.63 - $78.46 |
| Q4 2018 | 38,707 | $2,391 | $62.18 | $48.12 - $70.66 |
| Q3 2018 | 42,732 | $3,280 | $70.20 | $64.67 - $74.99 |
| Q2 2018 | 42,159 | $3,227 | $67.39 | $59.37 - $73.05 |
| Q1 2018 | 31,387 | $2,153 | $62.31 | $55.67 - $66.49 |
| Q4 2017 | 32,788 | $2,315 | $59.54 | $53.90 - $66.58 |
| Q3 2017 | 29,351 | $1,809 | $53.37 | $48.20 - $59.20 |
| Q2 2017 | 25,400 | $1,665 | $57.04 | $53.20 - $62.50 |
| Q1 2017 | 21,800 | $1,412 | $59.26 | $51.41 - $66.19 |
| Q4 2016 | 23,000 | $1,576 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 31,900 | $1,940 | $48.99 | $39.67 - $53.81 |
| Q2 2016 | 33,500 | $1,541 | $41.52 | $37.19 - $44.47 |
| Q1 2016 | 35,300 | $1,531 | $40.40 | $36.39 - $46.84 |
| Q4 2015 | 36,300 | $1,971 | $48.12 | $40.31 - $52.05 |
| Q3 2015 | 26,300 | $1,223 | $39.87 | $35.73 - $44.30 |
| Q2 2015 | 27,100 | $1,221 | $38.87 | $36.94 - $40.69 |
| Q1 2015 | 70,602 | $2,897 | $37.07 | $33.21 - $40.57 |
| Q4 2014 | 70,602 | $2,897 | $35.30 | $30.04 - $40.52 |
| Q3 2014 | 66,502 | $2,387 | $34.84 | $30.82 - $37.97 |
| Q2 2014 | 61,202 | $2,642 | $36.87 | $34.10 - $39.69 |
| Q1 2014 | 61,202 | $2,746 | $37.58 | $34.73 - $40.51 |
| Q4 2013 | 79,902 | $3,734 | $38.90 | $36.04 - $42.14 |
| Q3 2013 | 25,600 | $1,194 | $36.35 | $33.62 - $39.43 |
| Q2 2013 | 18,100 | $727 | $35.20 | $33.13 - $38.11 |