Home/Filings/4/0001127602-25-005635
4//SEC Filing

Henry David Philip 4

Accession 0001127602-25-005635

CIK 0001049502other

Filed

Feb 18, 7:00 PM ET

Accepted

Feb 19, 6:29 PM ET

Size

30.0 KB

Accession

0001127602-25-005635

Insider Transaction Report

Form 4
Period: 2025-02-18
Henry David Philip
EVP, Operations & Corp Mktg
Transactions
  • Exercise/Conversion

    Common Stock

    2025-02-18+1,528.34218,305.784 total
  • Exercise/Conversion

    Common Stock

    2025-02-18+1,099.36919,405.153 total
  • Exercise/Conversion

    Common Stock

    2025-02-18+2,40621,811.153 total
  • Exercise/Conversion

    Common Stock

    2025-02-18+1,24623,057.153 total
  • Exercise/Conversion

    Common Stock

    2025-02-18+455.9423,513.093 total
  • Exercise/Conversion

    Common Stock

    2025-02-18+1,27824,791.093 total
  • Tax Payment

    Common Stock

    2025-02-18$103.67/sh2,372$245,90522,419.093 total
  • Award

    Restricted Stock Unit

    2025-02-18+6,162.8921,299.809 total
    Common Stock (6,162.89 underlying)
  • Exercise/Conversion

    Restricted Stock Unit

    2025-02-181,528.34219,771.467 total
    Common Stock (1,528.342 underlying)
  • Exercise/Conversion

    Restricted Stock Unit

    2025-02-181,099.36918,672.098 total
    Common Stock (1,099.369 underlying)
  • Exercise/Conversion

    Restricted Stock Unit

    2025-02-182,40616,266.098 total
    Common Stock (2,406 underlying)
  • Exercise/Conversion

    Restricted Stock Unit

    2025-02-181,24615,020.098 total
    Common Stock (1,246 underlying)
  • Exercise/Conversion

    Restricted Stock Unit

    2025-02-18455.9414,564.158 total
    Common Stock (455.94 underlying)
  • Exercise/Conversion

    Restricted Stock Unit

    2025-02-181,27813,286.158 total
    Common Stock (1,278 underlying)
Footnotes (9)
  • [F1]Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of MKS Instruments, Inc.
  • [F2]These shares were withheld by MKS Instruments, Inc. to satisfy the tax withholding obligations triggered by the vesting of RSUs and do not represent a discretionary trade by the reporting person.
  • [F3]These RSUs vest in three equal annual installments commencing on February 15, 2026, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.
  • [F4]These RSUs were subject to performance criteria, the achievement of which was determined on February 8, 2023, and thereafter vest in three equal annual installments beginning on February 15, 2023, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.
  • [F5]These RSUs vest in three equal annual installments commencing on February 15, 2023, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.
  • [F6]These RSUs were subject to performance criteria, the achievement of which was determined on February 5, 2024, and thereafter vest in three equal annual installments beginning on February 15, 2024, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.
  • [F7]These RSUs vest in three equal annual installments commencing on February 15, 2024, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.
  • [F8]These RSUs were subject to performance criteria, the achievement of which was determined on February 10, 2025, and thereafter vest in three equal annual installments beginning on February 15, 2025, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.
  • [F9]These RSUs vest in three equal annual installments commencing on February 15, 2025, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Issuer

MKS INSTRUMENTS INC

CIK 0001049502

Entity typeother

Related Parties

1
  • filerCIK 0001842459

Filing Metadata

Form type
4
Filed
Feb 18, 7:00 PM ET
Accepted
Feb 19, 6:29 PM ET
Size
30.0 KB