| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Murray Mark Christopher | SVP - Acetyls | 222 W. LAS COLINAS BLVD, STE 900N, IRVING | /s/ Blake Feikema, Attorney-in-Fact for Mark Christopher Murray | 28 May 2025 | 0001800013 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CE | Common Stock | Purchase | $77,174 | +1,479 | +11% | $52.18 | 15,468 | 23 May 2025 | Direct |