| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IOSP | Common Stock | Options Exercise | $51,185 | +725 | +2.9% | $70.60 | 25,849 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $73,421 | -725 | -2.8% | $101.27 | 25,124 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $63,426 | +930 | +3.7% | $68.20 | 26,054 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $94,386 | -930 | -3.6% | $101.49 | 25,124 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $11,026 | +136 | +0.54% | $81.07 | 25,260 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $13,828 | -136 | -0.54% | $101.68 | 25,124 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $40,454 | +499 | +2% | $81.07 | 25,623 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $50,753 | -499 | -1.9% | $101.71 | 25,124 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $0 | +2,063 | +8.2% | $0.000000 | 27,187 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $210,137 | -2,063 | -7.6% | $101.86 | 25,124 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $0 | +968 | +3.9% | $0.000000 | 26,092 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $98,697 | -968 | -3.7% | $101.96 | 25,124 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $0 | +1,791 | +7.1% | $0.000000 | 26,915 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $172,972 | -1,691 | -6.3% | $102.29 | 25,224 | 07 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $10,302 | -100 | -0.4% | $103.02 | 25,124 | 07 May 2021 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IOSP | Stock Option | Options Exercise | $0 | -725 | -100% | $0.000000* | 0 | 07 May 2021 | Common Stock | 725 | $70.60 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -930 | -100% | $0.000000* | 0 | 07 May 2021 | Common Stock | 930 | $68.20 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -136 | -21% | $0.000000 | 499 | 07 May 2021 | Common Stock | 136 | $81.07 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -499 | -100% | $0.000000* | 0 | 07 May 2021 | Common Stock | 499 | $81.07 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -2,063 | -100% | $0.000000* | 0 | 07 May 2021 | Common Stock | 2,063 | $0.000000 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -968 | -100% | $0.000000* | 0 | 07 May 2021 | Common Stock | 968 | $0.000000 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -1,791 | -100% | $0.000000* | 0 | 07 May 2021 | Common Stock | 1,791 | $0.000000 | Direct |