MKS Inc. (MKSI) is a Technology stock trading at $406.00 (as of 2026-06-18), with a market capitalization of $21.90B and a trailing P/E of 67.8. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.
MKS Inc. supplies instruments, systems, and subsystems for manufacturing, including technologies for measuring, monitoring, and controlling process parameters. It operates through Vacuum & Analysis (pressure/vacuum control, materials delivery, power solutions, and plasma/reactive gas products) and Light & Motion (laser and photonics products such as motion control, optical components, and related measurement and sensing) for customers in semiconductor and other manufacturing processes.