Historical shareholding details of Dr. John T.C. Lee, PhD holdings in MKS Instruments, Inc. (MKSI)

Monthly changes of Dr. John T.C. Lee, PhD shareholding in MKS Instruments, Inc. over the previous months

Month Name Total no. shares held Percent Holding
Feb 18, 2025 Dr. John T.C. Lee, Phd 147,117 0.27%
Dec 06, 2024 Dr. John T.C. Lee, Phd 112,688 0.21%
Feb 15, 2024 Dr. John T.C. Lee, Phd 112,441 0.20%
Dec 01, 2023 Dr. John T.C. Lee, Phd 78,138 0.14%
Feb 15, 2023 Dr. John T.C. Lee, Phd 77,862 0.14%

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