Insider Transactions Reported by 21 Insiders of MKS INC

Symbol
MKSI on Nasdaq
Location
Andover, MA

Insiders trading volume in the past year

MKS INC executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Carlyle Group Inc. 10%+ Owner $713,103,113 08 May 2023
Carlyle Partners VI Cayman Holdings, L.P. 10%+ Owner $713,103,113 08 May 2023
John Tseng-Chung Lee President & CEO, Director $30,587,890 31 Oct 2025
GEOFFREY WILD Director $11,838,269 17 Aug 2022
Kathleen Flaherty Burke EVP, GC & Secretary $9,182,728 31 Oct 2025
GERALD G. COLELLA Director $4,994,723 -$836,224 -14.3% 12 May 2025
James Alan Schreiner Evp & Coo $4,610,629 -$300,549 -6.12% 22 Oct 2025
David Philip Henry EVP, Global Str Mktg & GM, MSD $3,401,629 -$860,000 -20.2% 18 Sep 2025
Ramakumar Mayampurath Evp & Cfo $3,369,286 17 Nov 2025
Mark Milton Gitin Evp & Gm, Psd $3,328,164 15 Feb 2024
SETH H. BAGSHAW EVP, CFO & Treasurer $3,135,791 22 Feb 2024
Elizabeth Mora Director $3,011,576 -$127,559 -4.06% 02 Dec 2025
Eric Robert Taranto Evp & Gm, Vsd $2,768,487 18 Feb 2025
Michelle M. Warner Director $1,443,294 07 May 2024
Jacqueline F. Moloney Director $1,412,219 -$92,010 -6.12% 01 Oct 2025
Raj Batra Director $1,130,598 12 May 2025
Michelle M. McCarthy VP & Chief Accounting Officer $981,194 15 Apr 2025
John Edward Williams Evp & Gm, Psd $948,997 15 Aug 2025
Joseph B. Donahue Director $830,874 12 May 2025
PETER CANNONE III Director $703,604 12 May 2025
WISSAM JABRE Director $328,519 12 May 2025

Recent Insider Transactions by Companies or Individuals for MKS INC

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.