# MKS (MKSI) — Overview

MKSI · NASDAQ · Stock

Canonical page: https://www.lighthorse.io/tickers/mksi

## Price

Last close $224.68 on Oct 15, 2026. 52-week range $132.68 – $444.80.

## Company profile

MKS Inc delivers foundational technology solutions for leading edge semiconductor manufacturing, electronics and packaging, and specialty industrial applications. The company provides instruments, components, subsystems, systems, process control solutions, and specialty chemicals technology that improve process performance and optimize productivity. Its solutions address challenges of miniaturization and complexity in device manufacturing, enabling increased power, speed, and feature enhancement. MKS Inc operates through three divisions: Vacuum Solutions Division (VSD), Photonics Solutions Division (PSD), and Materials Solutions Division (MSD). The company operates in the United States, which generates maximum revenue, as well as China and other countries.

## Frequently Asked Questions

### How do I buy stock in MKS (MKSI)?

MKSI trades commission-free with a Light Horse Securities brokerage account — from the mobile app, the web at [Light Horse Dashboard](https://portal.lighthorse.io), the trading API, or an [AI agent connected over MCP](/instructions/ai/claude). The trade panel on this page places the order once you are signed in.

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Data provided by [AInvest](https://www.ainvest.com).