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MKS INC Director's Dealing 2024

Apr 16, 2024

30723_dirs_2024-04-16_54fae8bc-ab6c-48a2-b5aa-112096c599a0.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: 2024-04-15

Reporting Person: McCarthy Michelle M (VP & Chief Accounting Officer)

Derivative Transactions

Date Security Exercise Price Code Shares A/D Expiration Underlying Ownership
2024-04-15 Restricted Stock Unit $ A 2904.564 Acquired Common Stock (2904.564) Direct
2024-04-15 Restricted Stock Unit $ A 3319.502 Acquired Common Stock (3319.502) Direct

Footnotes

F1: Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F2: 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.