0000950170-23-030522.txt : 20230628 0000950170-23-030522.hdr.sgml : 20230628 20230628215012 ACCESSION NUMBER: 0000950170-23-030522 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230628 DATE AS OF CHANGE: 20230628 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: MKS INSTRUMENTS INC CENTRAL INDEX KEY: 0001049502 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823] IRS NUMBER: 042277512 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 000-23621 FILM NUMBER: 231054096 BUSINESS ADDRESS: STREET 1: 2 TECH DRIVE STREET 2: SUITE 201 CITY: ANDOVER STATE: MA ZIP: 01810 BUSINESS PHONE: 978-645-5500 MAIL ADDRESS: STREET 1: 2 TECH DRIVE STREET 2: SUITE 201 CITY: ANDOVER STATE: MA ZIP: 01810 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Carlyle Partners VI Cayman Holdings, L.P. CENTRAL INDEX KEY: 0001838776 IRS NUMBER: 000000000 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 BUSINESS ADDRESS: STREET 1: C/O WALKERS CORPORATE LIMITED STREET 2: CAYMAN CORPORATE CENTRE, 27 HOSPITAL RD. CITY: GEORGE TOWN, GRAND CAYMAN STATE: E9 ZIP: KY1-9008 BUSINESS PHONE: (201) 541-2121 MAIL ADDRESS: STREET 1: C/O WALKERS CORPORATE LIMITED STREET 2: CAYMAN CORPORATE CENTRE, 27 HOSPITAL RD. CITY: GEORGE TOWN, GRAND CAYMAN STATE: E9 ZIP: KY1-9008 144 1 primary_doc.xml 144 0001838776 XXXXXXXX LIVE 0001049502 MKS Instruments, Inc. 000-23621 2 Tech Drive Suite 201 Andover MA 01810 978-645-5500 Carlyle Partners VI Cayman Holdings, L.P. Former 10% stockholder Common Stock J.P. Morgan Securities LLC

383 Madison Avenue New York NY 10179

610656 65492856.00 66767385 06/28/2023 NASDAQ Common Stock 08/17/2022 Acquired upon exchange of common shares of Atotech Limited for per share consideration of cash and shares of Common Stock of the Issuer. Issuer N 5180030 08/17/2022 Share exchange N Carlyle Partners VI Cayman Holdings, L.P.

c/o Walkers Corporate Services Limited 190 Elgin Avenue George Town, Grand Cayman E9 KY1-9001

Common Stock 05/08/2023 1221311 105185409.88 Carlyle Partners VI Cayman Holdings, L.P.

c/o Walkers Corporate Services Limited 190 Elgin Avenue George Town, Grand Cayman E9 KY1-9001

Common Stock 06/01/2023 1221312 118174149.12 06/28/2023 Carlyle Partners VI Cayman Holdings, L.P., By: TC Group VI Cayman, L.P., By: TC Group VI Cayman, L.L.C., By: /s/ Jeremy W. Anderson, Authorized Person