| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| BARNES CORBIN | SVP, Corporate Dev and IR | 8310 SOUTH VALLEY HIGHWAY, SUITE 350, ENGLEWOOD | Corbin Barnes | 03 Mar 2026 | 0001861656 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IOSP | Common Stock | Tax liability | $13,004 | -166 | -1.3% | $78.34 | 13,080 | 27 Feb 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares withheld to settle income tax liability incurred upon vesting of restricted stock unit award on February 27, 2026. |