| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IOSP | Common Stock | Award | $0 | +30,292 | +18% | $0.000000 | 197,669 | 21 Feb 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Shares of common stock acquired upon settlement of a performance-based restricted stock unit award granted to the reporting person on February 21, 2022. |
| F2 | Includes 161 shares acquired under 2022 USA Sharesave Savings plan on September 26, 2024. |