VANGUARD GROUP INC - 30 Sep 2025 SCHEDULE 13G/A Report for MKS Inc Common Stock (MKSI)

Filing Manager
VANGUARD GROUP INC
Reporting Manager
The Vanguard Group
Symbol
MKSI
Shares outstanding
67,175,884 shares
Disclosed Ownership
7,752,097 shares
Ownership
12%
Form type
SCHEDULE 13G/A
Filing time
31 Oct 2025, 11:05:20 UTC
Date of event
30 Sep 2025

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
The Vanguard Group 12% 7,752,097 0 418,192 Ashley Grim Head of Global Fund Administration