MKS INC — Director's Dealing 2023

Dec 4, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MKS INSTRUMENTS INC (MKSI)
CIK: 0001049502
Period of Report: 2023-12-01

Reporting Person: Moloney Jacqueline F (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-12-01	Common Stock	S	250	$82.23	Disposed	11328.434	Direct

Footnotes

F1: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 30, 2023.