| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Besnard Michael | SVP, Chief Commercial Officer | C/O ENTEGRIS, INC., 129 CONCORD ROAD, BILLERICA | /s/ Joseph Colella, Attorney-In-Fact for Michael Besnard | 17 Feb 2026 | 0001932881 |
Michael Besnard is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.