| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IOSP | Common Stock | Options Exercise | $0 | +1,471 | +5.9% | $0.000000 | 26,595 | 10 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $37,702 | -375 | -1.4% | $100.54 | 26,220 | 10 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $111,233 | -1,096 | -4.2% | $101.49 | 25,124 | 10 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $0 | +634 | +2.5% | $0.000000 | 25,758 | 10 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $53,279 | -520 | -2% | $102.46 | 25,238 | 10 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $11,757 | -114 | -0.45% | $103.13 | 25,124 | 10 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $0 | +2,016 | +8% | $0.000000 | 27,140 | 11 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $31,116 | -311 | -1.1% | $100.05 | 26,829 | 11 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $167,722 | -1,657 | -6.2% | $101.22 | 25,172 | 11 May 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | $4,884 | -48 | -0.19% | $101.74 | 25,124 | 11 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 | -1,471 | -100% | $0.000000* | 0 | 10 May 2021 | Common Stock | 1,471 | $0.000000 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -634 | -24% | $0.000000 | 2,016 | 10 May 2021 | Common Stock | 634 | $0.000000 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -2,016 | -100% | $0.000000* | 0 | 11 May 2021 | Common Stock | 2,016 | $0.000000 | Direct |