| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Jones David B. | SVP, GC & CCO | 8310 SOUTH VALLEY HIGHWAY, SUITE 350, ENGLEWOOD | David Bentley Jones | 25 Feb 2026 | 0001730447 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IOSP | Common Stock | Award | $0 | +2,993 | +22% | $0.000000 | 16,596 | 23 Feb 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents Restricted Stock Units ("RSUs") granted on February 23, 2026 which vest in full on February 23, 2029. |