0001959173-24-003826.txt : 20240523 0001959173-24-003826.hdr.sgml : 20240523 20240523102400 ACCESSION NUMBER: 0001959173-24-003826 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240523 DATE AS OF CHANGE: 20240523 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ENTEGRIS INC CENTRAL INDEX KEY: 0001101302 STANDARD INDUSTRIAL CLASSIFICATION: PLASTICS PRODUCTS, NEC [3089] ORGANIZATION NAME: 08 Industrial Applications and Services IRS NUMBER: 411941551 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-32598 FILM NUMBER: 24975525 BUSINESS ADDRESS: STREET 1: 129 CONCORD ROAD CITY: BILLERICA STATE: MA ZIP: 01821 BUSINESS PHONE: 9784366500 MAIL ADDRESS: STREET 1: 129 CONCORD ROAD CITY: BILLERICA STATE: MA ZIP: 01821 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: O'Neill James Anthony CENTRAL INDEX KEY: 0001786291 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 129 CONCORD ROAD CITY: BILLERICA STATE: MA ZIP: 01821 144 1 primary_doc.xml 144 0001786291 XXXXXXXX LIVE 0001101302 ENTEGRIS INC 001-32598 129 CONCORD ROAD BILLERICA MA 01821 9784366500 O'Neill James Anthony Officer Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

6761 902593.50 150791477 05/23/2024 NASDAQ Common 02/16/2024 Restricted Stock Vesting Issuer N 1190 02/16/2024 Compensation Common 02/19/2024 Restricted Stock Vesting Issuer N 1952 02/19/2024 Compensation Common 05/23/2024 Option Granted 02/04/2020 Issuer N 1847 05/23/2024 Cash Common 05/23/2024 Option Granted 01/31/2023 Issuer N 1772 05/23/2024 Cash Y 05/23/2024 02/23/2024 /s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for James O'Neill