0001959173-23-005682.txt : 20231222 0001959173-23-005682.hdr.sgml : 20231222 20231222102332 ACCESSION NUMBER: 0001959173-23-005682 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20231222 DATE AS OF CHANGE: 20231222 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: 231507679 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: Colella Joseph CENTRAL INDEX KEY: 0001811061 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 0001811061 XXXXXXXX LIVE 0001101302 ENTEGRIS INC 001-32598 129 CONCORD ROAD BILLERICA MA 01821 9784366500 Colella Joseph Officer Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

2857 344239.93 150158883 12/22/2023 NASDAQ Common 02/19/2019 ESPP Purchase Issuer N 245 02/19/2019 Cash Common 06/30/2020 ESPP Purchase Issuer N 56 06/30/2020 Cash Common 02/19/2021 Restricted Stock Vesting Issuer N 1775 02/19/2021 Compensation Common 05/15/2021 Restricted Stock Vesting Issuer N 582 05/15/2021 Compensation Common 05/15/2022 Restricted Stock Vesting Issuer N 199 05/15/2022 Compensation N Joseph M. Colella

129 Concord Road Billerica MA 01821

Common 11/24/2023 2604 267847.44 12/22/2023 08/25/2023 /s/ Ryan Riviere, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Joseph M. Colella