Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 77,027 | $5,912 | $70.20 | $64.67 - $74.99 |
| Q2 2018 | 76,737 | $5,875 | $67.39 | $59.37 - $73.05 |
| Q1 2018 | 82,893 | $5,687 | $62.31 | $55.67 - $66.49 |
| Q4 2017 | 77,922 | $5,502 | $59.54 | $53.90 - $66.58 |
| Q3 2017 | 88,884 | $5,480 | $53.37 | $48.20 - $59.20 |
| Q2 2017 | 97,189 | $6,371 | $57.04 | $53.20 - $62.50 |
| Q1 2017 | 101,576 | $6,578 | $59.26 | $51.41 - $66.19 |
| Q4 2016 | 100,616 | $6,893 | $56.82 | $47.94 - $64.99 |
| Q3 2016 | 104,226 | $6,338 | $48.99 | $39.67 - $53.81 |
| Q2 2016 | 105,826 | $4,867 | $41.52 | $37.19 - $44.47 |
| Q1 2016 | 107,646 | $4,668 | $40.40 | $36.39 - $46.84 |
| Q4 2015 | 108,446 | $5,890 | $48.12 | $40.31 - $52.05 |
| Q3 2015 | 110,029 | $5,118 | $39.87 | $35.73 - $44.30 |
| Q2 2015 | 110,029 | $4,956 | $38.87 | $36.94 - $40.69 |
| Q1 2015 | 108,229 | $5,021 | $37.07 | $33.21 - $40.57 |
| Q4 2014 | 94,826 | $4,050 | $35.30 | $30.04 - $40.52 |
| Q3 2014 | 94,521 | $3,394 | $34.84 | $30.82 - $37.97 |
| Q2 2014 | 82,861 | $3,578 | $36.87 | $34.10 - $39.69 |
| Q1 2014 | 90,261 | $4,083 | $37.58 | $34.73 - $40.51 |
| Q4 2013 | 89,231 | $4,125 | $38.90 | $36.04 - $42.14 |
| Q3 2013 | 93,451 | $4,361 | $36.35 | $33.62 - $39.43 |
| Q2 2013 | 84,951 | $3,414 | $35.20 | $33.13 - $38.11 |