0001127602-24-012974.txt : 20240416
0001127602-24-012974.hdr.sgml : 20240416
20240416154029
ACCESSION NUMBER: 0001127602-24-012974
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20240415
FILED AS OF DATE: 20240416
DATE AS OF CHANGE: 20240416
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: McCarthy Michelle M
CENTRAL INDEX KEY: 0001732461
ORGANIZATION NAME:
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 000-23621
FILM NUMBER: 24847632
MAIL ADDRESS:
STREET 1: 50 MINUTEMAN ROAD
CITY: ANDOVER
STATE: MA
ZIP: 01810
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: MKS INSTRUMENTS INC
CENTRAL INDEX KEY: 0001049502
STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
ORGANIZATION NAME: 08 Industrial Applications and Services
IRS NUMBER: 042277512
STATE OF INCORPORATION: MA
FISCAL YEAR END: 1231
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
4
1
form4.xml
PRIMARY DOCUMENT
X0508
4
2024-04-15
0001049502
MKS INSTRUMENTS INC
MKSI
0001732461
McCarthy Michelle M
C/O MKS INSTRUMENTS, INC.
2 TECH DRIVE, SUITE 201
ANDOVER
MA
01810
1
VP & Chief Accounting Officer
0
Restricted Stock Unit
2024-04-15
4
A
0
2904.564
A
Common Stock
2904.564
2904.564
D
Restricted Stock Unit
2024-04-15
4
A
0
3319.502
A
Common Stock
3319.502
6224.066
D
Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of MKS Instruments, Inc.
These RSUs vest in three equal annual installments commencing on April 15, 2025, provided that if, in any vesting year, April 15th is not a business day, such vesting shall occur on the next business day.
/s/ M. Kathryn Rickards, attorney-in-fact
2024-04-16