MKS INC — Director's Dealing 2017

Dec 6, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MKS INSTRUMENTS INC (MKSI)
CIK: 0001049502
Period of Report: 2017-12-05

Reporting Person: HANLEY PETER (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-12-05	Common Stock	S	200	$92.576	Disposed	2872.102	Direct

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $92.575 to $92.577. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, the full information regarding the number of shares and prices at which the transaction was effected.