| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IOSP | Common Stock | Options Exercise | $0 | +670 | +4.41% | $0.00 | 15.9K | May 10, 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | -$41.1K | -407 | -2.57% | $100.99 | 15.5K | May 10, 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | -$26.7K | -263 | -1.7% | $101.68 | 15.2K | May 10, 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $17.8K | +219 | +1.44% | $81.07 | 15.4K | May 10, 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | -$22.4K | -219 | -1.42% | $102.49 | 15.2K | May 10, 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $4.13K | +51 | +0.34% | $81.07 | 15.2K | May 10, 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | -$5.26K | -51 | -0.33% | $103.13 | 15.2K | May 10, 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $20.4K | +252 | +1.66% | $81.07 | 15.4K | May 11, 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | -$5.69K | -57 | -0.37% | $99.79 | 15.4K | May 11, 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | -$19.6K | -195 | -1.27% | $100.50 | 15.2K | May 11, 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $30.9K | +438 | +2.88% | $70.60 | 15.6K | May 11, 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | -$44.3K | -438 | -2.8% | $101.21 | 15.2K | May 11, 2021 | Direct | |
| transaction | IOSP | Common Stock | Options Exercise | $13.9K | +197 | +1.3% | $70.60 | 15.4K | May 11, 2021 | Direct | |
| transaction | IOSP | Common Stock | Sale | -$20K | -197 | -1.28% | $101.53 | 15.2K | May 11, 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 | -670 | -100% | $0.00* | 0 | May 10, 2021 | Common Stock | 670 | $0.00 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -219 | -41.95% | $0.00 | 303 | May 10, 2021 | Common Stock | 219 | $81.07 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -51 | -16.83% | $0.00 | 252 | May 10, 2021 | Common Stock | 51 | $81.07 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -252 | -100% | $0.00* | 0 | May 11, 2021 | Common Stock | 252 | $81.07 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -438 | -68.98% | $0.00 | 197 | May 11, 2021 | Common Stock | 438 | $70.60 | Direct | |
| transaction | IOSP | Stock Option | Options Exercise | $0 | -197 | -100% | $0.00* | 0 | May 11, 2021 | Common Stock | 197 | $70.60 | Direct |