MKS Inc. (MKSI) is in Technology, Scientific & Technical Instruments, based in United States, listed on NasdaqGS. Market cap 17.61B USD. 52-week range 120.91 to 447.62 USD. Trailing P/E 41.4. Data as of 2026-10-09.
MKS Inc. provides foundational technology solutions to semiconductor manufacturing, electronics and packaging, and specialty industrial applications in the United States, China, South Korea, Japan, Taiwan, Singapore, and internationally. The company operates through Vacuum Solutions Division (VSD), Photonics Solutions Division (PSD), and Material Solutions Division (MSD) segments. Its VSD segment provides foundational technology solutions, including pressure measurement and control, flow ...