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MKS Inc. Common Stock

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Recent trades of MKSI by members of U.S. Congress

Politician Type Traded
Lisa C. McClain House / R Sale $1,001 - $15,000 Oct 31, 2025
Lisa C. McClain House / R Sale $1,001 - $15,000 Oct 30, 2025
Lisa C. McClain House / R Purchase $1,001 - $15,000 Oct 30, 2025
Lisa C. McClain House / R Purchase $1,001 - $15,000 Aug 04, 2025
Ro Khanna House / D Sale $1,001 - $15,000 Apr 17, 2025
Ro Khanna House / D Sale $1,001 - $15,000 Apr 17, 2025
Ro Khanna House / D Sale $1,001 - $15,000 Apr 16, 2025
Ro Khanna House / D Sale $1,001 - $15,000 Apr 16, 2025
Ro Khanna House / D Sale $1,001 - $15,000 Apr 16, 2025
Ro Khanna House / D Sale $1,001 - $15,000 Apr 15, 2025
Ro Khanna House / D Sale $15,001 - $50,000 Apr 15, 2025
Ro Khanna House / D Sale $15,001 - $50,000 Apr 15, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Apr 10, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Apr 10, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Apr 08, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Apr 08, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Apr 08, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Apr 04, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Apr 04, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Apr 04, 2025
Ro Khanna House / D Purchase $15,001 - $50,000 Apr 03, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Apr 03, 2025
Ro Khanna House / D Purchase $15,001 - $50,000 Apr 03, 2025
Tommy Tuberville Senate / R Sale (Full) $1,001 - $15,000 Apr 03, 2023
Tommy Tuberville Senate / R Purchase $1,001 - $15,000 Mar 30, 2022
Ro Khanna House / D Sale $1,001 - $15,000 May 20, 2020
Ro Khanna House / D Purchase $1,001 - $15,000 Jan 08, 2020
Nicholas V. Taylor House / R Sale $1,001 - $15,000 Mar 25, 2019
Ro Khanna House / D Sale $1,001 - $15,000 Nov 13, 2018
Ro Khanna House / D Purchase $1,001 - $15,000 Oct 25, 2018
Ro Khanna House / D Purchase $1,001 - $15,000 Oct 02, 2018
Ro Khanna House / D Sale $1,001 - $15,000 Aug 21, 2018
Ro Khanna House / D Purchase $1,001 - $15,000 Jul 18, 2018
MKSI Stock Insider Trading Activity Follow @QuiverQuant for major insider updates
Closing Price
Purchase
Sale
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MKSI Stock Institutional Owners
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MKSI Derivatives Institutional Owners
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Recently reported changes in MKSI holdings by institutional investors

Quarterly net insider trading by MKSI's directors and management

* Insider trading data parsed from SEC Form 4 filings by Quiver Quantitative. Sign up for the Quiver API for real-time access.

About

Backtest Start Date
CAGR (Total)
Return (30d)
Return (1Y)
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Backtest Start Date

Key Metrics

Return (1d)

Return (30d)

Return (1Y)

CAGR (Total)

Max Drawdown

Beta

Alpha

Sharpe Ratio

Win Rate

Average Win

Average Loss

Annual Volatility

Annual Std Dev

Information Ratio

Treynor Ratio

Total Trades

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Metrics Definitions
  • Alpha

    Measures a portfolio's risk-adjusted performance against that of its benchmark

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  • Annual Standard Deviation

    Measures how much the portfolio's total return varies from its mean or average.

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  • Annual Volatility

    A statistical measure of the dispersion of returns for the portfolio.

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  • Average Win

    The average return (%) for trades that resulted in a positive return.

  • Average Loss

    The average return (%) for trades that resulted in a negative return.

  • Beta

    A measure of the volatility of the portfolio compared to the market as a whole.

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  • CAGR

    CAGR (Compounded Annual Growth Rate), is the historical annualized rate of return for an investment strategy, throughout the backtest period.

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  • Information Ratio

    A measurement of portfolio returns beyond the returns of its benchmark compared to the volatility of those returns.

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  • Max Drawdown

    the maximum observed loss from a peak to a trough of a portfolio, before a new peak is attained.

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  • Sharpe Ratio

    The Sharpe Ratio is a measure of historical risk-adjusted return, which quantifies the amount of return that an investor received per unit of risk.

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  • Total Trades

    The total number of trades made by this strategy.

  • Treynor Ratio

    Attempts to measure how successful an investment is in providing compensation to investors for taking on investment risk.

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  • Win Rate

    The percentage of total trades that resulted in a positive return.

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Government lobbying spending instances

  • $15,000 Jul 13, 2018 Issue: Homeland Security Defense
  • $15,000 Apr 19, 2018 Issue: Homeland Security Defense
  • $15,000 Jan 05, 2018 Issue: Homeland Security Defense
  • $5,000 Oct 18, 2017 Issue: Defense Homeland Security
  • $10,000 Apr 11, 2017 Issue: Defense Homeland Security
  • $10,000 Jan 12, 2017 Issue: Homeland Security Defense
  • $10,000 Oct 19, 2016 Issue: Defense Homeland Security
  • $12,000 Oct 11, 2012 Issue: Budget/Appropriations
  • $18,000 Jul 05, 2012 Issue: Budget/Appropriations
  • $18,000 Apr 02, 2012 Issue: Budget/Appropriations
  • $18,000 Jan 19, 2012 Issue: Energy/Nuclear
  • $18,000 Oct 03, 2011 Issue: Energy/Nuclear
  • $18,000 Jul 15, 2011 Issue: Science/Technology
  • $18,000 Apr 14, 2011 Issue: Budget/Appropriations
  • $6,000 Jan 10, 2011 Issue: None

MKSI Estimated quarterly lobbying spending

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Corporate Lobbying Dashboard

MKSI Revenue by Segment or Geography

By Segment
By Geography
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Revenue Breakdown Dashboard
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Revenue Breakdown Dashboard
MKSI Income Statement
MKSI Balance Sheet
MKSI Cash Flow
U.S. Patents

New MKSI patent grants

  • Patent Title: Toroidal plasma abatement apparatus and method Jun. 05, 2018
  • Patent Title: Systems, methods, and apparatus for optical hydrocarbon gas composition monitoring May. 01, 2018
  • Patent Title: Ionization gauge for high pressure operation Apr. 24, 2018
  • Patent Title: Upstream volume mass flow verification systems and methods Apr. 24, 2018
  • Patent Title: Plasma rf bias cancellation system Apr. 17, 2018
  • Patent Title: Radial sealing butterfly valve Apr. 17, 2018
  • Patent Title: Ionization pressure gauge with bias voltage and emission current control and measurement Mar. 27, 2018
  • Patent Title: Supervisory control of radio frequency (rf) impedance tuning operation Jan. 23, 2018
  • Patent Title: Compact, configurable power supply for energizing ozone-producing cells Jan. 09, 2018
  • Patent Title: Stress relief mems structure and package Dec. 26, 2017
  • Patent Title: System for and method of monitoring flow through mass flow controllers in real time Dec. 19, 2017
  • Patent Title: Compact microwave plasma applicator utilizing conjoining electric fields Nov. 28, 2017
  • Patent Title: Trans-impedance amplifier with increased dynamic range Oct. 31, 2017
  • Patent Title: Cold cathode ionization vacuum gauge Oct. 24, 2017
  • Patent Title: Pressure-less ozonated di-water (dio Oct. 24, 2017
  • Patent Title: Power supply circuits incorporating transformers for combining of power amplifier outputs and isolation of load voltage clamping circuits Aug. 29, 2017
  • Patent Title: Systems and methods for pressure differential molecular spectroscopy of compressible fluids Aug. 22, 2017
  • Patent Title: Apparatus and method for plasma ignition with a self-resonating device Aug. 15, 2017
  • Patent Title: Unified rf power delivery single input, multiple output control for continuous and pulse mode operation Aug. 01, 2017
  • Patent Title: Trace gas concentration in art ms traps Jul. 25, 2017
  • Patent Title: Streamlined heater assembly with front and intermediate daisy chain power injection, shielding, and water resistant features Jun. 20, 2017
  • Patent Title: Cold cathode ionization vacuum gauge Jun. 06, 2017
  • Patent Title: Microwave plasma applicator with improved power uniformity May. 16, 2017
  • Patent Title: Multiplex tunable filter spectrometer May. 16, 2017
  • Patent Title: Direct three phase parallel resonant inverter for reactive gas generator applications May. 09, 2017
  • Patent Title: Toroidal plasma abatement apparatus and method Apr. 25, 2017
  • Patent Title: Sputtering system and method including an arc detection Apr. 04, 2017
  • Patent Title: Pressure-less ozonated di-water (dio Mar. 21, 2017
  • Patent Title: Solid state microwave generator and power amplifier Mar. 14, 2017
  • Patent Title: Ionization gauge for high pressure operation Mar. 14, 2017
  • Patent Title: Long lifetime cold cathode ionization vacuum gauge design Mar. 07, 2017
  • Patent Title: Ozone generator Feb. 28, 2017
  • Patent Title: Pressure sensor with real time health monitoring and compensation Feb. 07, 2017
  • Patent Title: System for and method of monitoring flow through mass flow controllers in real time Jan. 31, 2017
  • Patent Title: Multivariate prediction of a batch manufacturing process Jan. 10, 2017
  • Patent Title: Feedback control and coherency of multiple power supplies in radio frequency power delivery systems for pulsed mode schemes in thin film processing Nov. 29, 2016
  • Patent Title: Stress relief mems structure and package Nov. 22, 2016
  • Patent Title: Lcl high power combiner Oct. 25, 2016
  • Patent Title: Pilot valve structures and mass flow controllers Oct. 25, 2016
  • Patent Title: System for and method of providing pressure insensitive self verifying mass flow controller Oct. 18, 2016
  • Patent Title: Multivariate monitoring of a batch manufacturing process Aug. 30, 2016
  • Patent Title: Ionization gauge with operational parameters and geometry designed for high pressure operation Aug. 02, 2016
  • Patent Title: Ionization gauge with emission current and bias potential control Jul. 05, 2016
  • Patent Title: Method and apparatus for siloxane measurements in a biogas Jun. 21, 2016
  • Patent Title: Method and apparatus for multiple-channel pulse gas delivery system May. 24, 2016
  • Patent Title: Multiple radio frequency power supply control of frequency and phase May. 10, 2016
  • Patent Title: Micro-pirani vacuum gauges May. 10, 2016
  • Patent Title: Vacuum quality measurement system Apr. 26, 2016
  • Patent Title: Secondary plasma detection systems and methods Apr. 19, 2016
  • Patent Title: Powder and deposition control in throttle valves Apr. 19, 2016
Government Contracts

Estimated quarterly amount awarded to MKSI from public contracts

MKSI News

Recent insights relating to MKSI

CNBC Recommendations

Recent picks made for MKSI stock on CNBC

Top ETF Holders

ETFs with the largest estimated holdings in MKSI

MKSI Analyst Ratings

MKSI Stock Forecasts
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MKSI Analyst Forecasts
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  • Is $MKSI stock a Buy, Sell, or Hold?

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* Analyst consensus is not financial advice. Please see our data disclaimers .

MKSI Top Shareholders
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MKSI Options Owners
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Underlying Shares
Frequently Asked Questions
  • Who owns $MKSI stock?

  • Who owns the most shares of $MKSI stock?

  • What funds own $MKSI stock?

* These are estimates based on data taken from SEC filings. There may be inaccuracies due to parsing errors, accidental double-counting, incorrect classification of indirectly owned shares, or any other number of issues.

MKSI Stock Smart Score

The Quiver Smart Score combines our data on Congress Trading, Lobbying, Insider Trading, CNBC Mentions and more to provide a comprehensive view of the strength of a stock's underlying data.

The Smart Score grades stocks on a scale of 1 (weakest) to 10 (strongest) based on the strength of the underlying data.
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About MKSI

MKS Inc formerly, MKS Instruments Inc is engaged in providing instruments, subsystems, and process control systems used to measure, monitor, deliver, and control parameters of manufacturing processes. The company's product portfolio includes instruments, components, and systems required in manufacturing products such as flat panel displays, medical devices, and electronic materials, among others, used in industrial technologies, semiconductors, life and health sciences, and research and defense markets. The company organizes itself into three reportable business segments: Vacuum Solutions, Photonics Solutions, and Materials Solutions. The Vacuum Solutions segment contributes the majority of the company's revenue.

  • Address Andover, MA
  • Market Cap 9.7 billion
  • Employees 10,200
  • Industrial Classification Industrial Instruments For Measurement, Display, And Control
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