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MKS INC Director's Dealing 2023

May 12, 2023

30723_dirs_2023-05-12_37553859-631c-4a92-a3ea-b0cf5c84aff2.zip

Director's Dealing

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SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MKS INSTRUMENTS INC (MKSI)
CIK: 0001049502
Period of Report: 2023-05-11

Reporting Person: COLELLA GERARD G (Director)

Non-Derivative Transactions

Date Security Code Shares Price A/D Holdings After Ownership
2023-05-11 Common Stock G 1000 Disposed 98017 Indirect

Holdings (Non-Derivative)

Security Shares Ownership
Common Stock 1746.684 Direct