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Waters Corp

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

Politician Type Traded
Ro Khanna House / D Purchase $1,001 - $15,000 Jan 29, 2026
Julia Letlow House / R Purchase $1,001 - $15,000 Dec 08, 2025
Gilbert Ray Cisneros, Jr. House / D Purchase $1,001 - $15,000 Sep 30, 2025
Michael T. McCaul House / R Purchase None Sep 30, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Sep 29, 2025
Gilbert Ray Cisneros, Jr. House / D Purchase $1,001 - $15,000 Aug 26, 2025
Gilbert Ray Cisneros, Jr. House / D Purchase $1,001 - $15,000 Aug 13, 2025
Gilbert Ray Cisneros, Jr. House / D Purchase $1,001 - $15,000 Aug 12, 2025
Lisa C. McClain House / R Sale $1,001 - $15,000 Jul 22, 2025
Lisa C. McClain House / R Purchase $1,001 - $15,000 Jul 16, 2025
Ro Khanna House / D Sale $1,001 - $15,000 Jul 01, 2025
Ro Khanna House / D Sale $1,001 - $15,000 Jul 01, 2025
Michael T. McCaul House / R Purchase $1,000,001 - $5,000,000 Jun 23, 2025
Ro Khanna House / D Sale $1,001 - $15,000 Jun 23, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 May 28, 2025
Robert Bresnahan House / R Sale $1,001 - $15,000 Apr 08, 2025
Robert Bresnahan House / R Purchase $1,001 - $15,000 Feb 25, 2025
Ro Khanna House / D Sale $1,001 - $15,000 Feb 19, 2025
Ro Khanna House / D Purchase $1,001 - $15,000 Jan 17, 2025
Julia Letlow House / R Sale $1,001 - $15,000 Nov 19, 2024
Ro Khanna House / D Purchase $1,001 - $15,000 Nov 15, 2024
Byron Donalds House / R Exchange $1,001 - $15,000 N/A
Byron Donalds House / R Sale $1,001 - $15,000 N/A
Julia Letlow House / R Purchase $1,001 - $15,000 Oct 23, 2024
Ro Khanna House / D None None N/A
Ro Khanna House / D Purchase $1,001 - $15,000 Aug 02, 2024
Tommy Tuberville Senate / R Sale (Full) $1,001 - $15,000 May 03, 2024
Ro Khanna House / D Sale $1,001 - $15,000 Nov 03, 2023
Ro Khanna House / D Sale $1,001 - $15,000 Oct 31, 2023
Ro Khanna House / D Purchase $1,001 - $15,000 Oct 02, 2023
Lois Frankel House / D Sale $1,001 - $15,000 Sep 08, 2023
Ro Khanna House / D Purchase $1,001 - $15,000 Jun 29, 2023
Ro Khanna House / D Sale $1,001 - $15,000 Jun 26, 2023
Ro Khanna House / D Purchase $1,001 - $15,000 May 23, 2023
Byron Donalds House / R Purchase $1,000,001 - $5,000,000 Feb 24, 2023
Ro Khanna House / D Sale $50,001 - $100,000 N/A
Ro Khanna House / D Sale $1,001 - $15,000 N/A
Byron Donalds House / R Exchange $1,001 - $15,000 Aug 12, 2022
Ro Khanna House / D Purchase $1,001 - $15,000 Jun 02, 2022
Ro Khanna House / D Sale $1,001 - $15,000 N/A
Ro Khanna House / D Purchase $1,001 - $15,000 N/A
Ro Khanna House / D Sale $1,001 - $15,000 N/A
Ro Khanna House / D Sale $1,001 - $15,000 N/A
Ro Khanna House / D None $1,001 - $15,000 N/A
Lois Frankel House / D Sale $1,001 - $15,000 Aug 04, 2021
Tommy Tuberville Senate / R Purchase $1,001 - $15,000 Mar 29, 2021
Ro Khanna House / D Purchase $1,001 - $15,000 N/A
Ro Khanna House / D Sale $1,001 - $15,000 Mar 05, 2020
Ro Khanna House / D Purchase $1,001 - $15,000 Feb 11, 2020
Lois Frankel House / D Purchase $1,001 - $15,000 Aug 29, 2019
WAT Stock Insider Trading Activity Follow @QuiverQuant for major insider updates
Closing Price
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WAT Stock Institutional Owners
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WAT Derivatives Institutional Owners
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Recently reported changes in WAT holdings by institutional investors

Quarterly net insider trading by WAT's directors and management

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No recent Insider Trading for this ticker

Insider Trading Dashboard

* 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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  • 6M
  • YTD
  • 1Y
  • 2Y
  • 5Y
  • MAX

About

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

Disclaimer: The performance results shown are based on historical backtesting and are hypothetical in nature. Backtested performance does not represent actual trading and does not account for all market factors that may affect execution, such as liquidity, slippage, and changing market conditions. Past performance is not necessarily indicative of future results. There is no guarantee that any trading strategy will be profitable or avoid losses.

  • Alpha

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

    Learn More about Alpha
  • Annual Standard Deviation

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

    Learn More about Annual Standard Deviation
  • Annual Volatility

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

    Learn More about Annual Volatility
  • 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.

    Learn More about Beta
  • CAGR

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

    Learn More about CAGR
  • Information Ratio

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

    Learn More about Information Ratio
  • Max Drawdown

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

    Learn More about Max Drawdown
  • 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.

    Learn More about Sharpe Ratio
  • 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.

    Learn More about Treynor Ratio
  • Win Rate

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

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Government lobbying spending instances

  • $50,000 Jan 20, 2011 Issue: Food Industry (safety, labeling, etc.)
  • $50,000 Oct 19, 2010 Issue: Food Industry (safety, labeling, etc.)
  • $50,000 Jul 19, 2010 Issue: Food Industry (safety, labeling, etc.)
  • $40,000 Apr 20, 2010 Issue: Food Industry (safety, labeling, etc.)
  • $40,000 Jan 20, 2010 Issue: Food Industry (safety, labeling, etc.)
  • $40,000 Oct 19, 2009 Issue: Food Industry (safety, labeling, etc.)
  • $30,000 Jul 16, 2009 Issue: Food Industry (safety, labeling, etc.)
  • $10,000 Apr 15, 2009 Issue: Food Industry (safety, labeling, etc.)

WAT Estimated quarterly lobbying spending

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Corporate Lobbying Dashboard

WAT Revenue by Segment or Geography

By Segment
By Geography
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No Revenue by Segment data for this ticker

Revenue Breakdown Dashboard
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Revenue Breakdown Dashboard
WAT Income Statement
WAT Balance Sheet
WAT Cash Flow
U.S. Patents

New WAT patent grants

  • Patent Title: Apparatus and methods for preparative liquid chromatography Mar. 08, 2016
  • Patent Title: Composite materials containing nanoparticles and their use in chromatography Feb. 02, 2016
  • Patent Title: Electrospray interface to a microfluidic substrate Jan. 26, 2016
  • Patent Title: Spectroscopic sample inspection for automated chromatography Jan. 19, 2016
  • Patent Title: Self-unlocking fluid-tight connector Dec. 15, 2015
  • Patent Title: Porous inorganic/organic homogenous copolymeric hybrid materials for chromatographic separations and process for the preparation thereof Dec. 15, 2015
  • Patent Title: Collection system for purification flowstreams Dec. 08, 2015
  • Patent Title: Collection system for purification flowstreams Dec. 08, 2015
  • Patent Title: Sample tray with magnetically closing drawer Nov. 24, 2015
  • Patent Title: Rotating valve Nov. 24, 2015
  • Patent Title: Chromatography apparatus having diffusion bonded coupler Nov. 17, 2015
  • Patent Title: Rotary shear injector valve with displaced rotor grooves Nov. 03, 2015
  • Patent Title: High pressure fluidic switching valve having variable pressure loading Oct. 27, 2015
  • Patent Title: System and method for tracking chemical entities in an lc/ms system Oct. 20, 2015
  • Patent Title: Method and apparatus for performing retention time matching Sep. 29, 2015
  • Patent Title: Porous inorganic/organic hybrid materials with ordered domains for chromatographic separations and processes for their preparation Sep. 29, 2015
  • Patent Title: Techniques for compressing mass spectrometry data in real-time Sep. 22, 2015
  • Patent Title: Valve switch modulation for reducing errors due to oscillations of the inlet fluid of a pump system Sep. 08, 2015
  • Patent Title: Porous inorganic/organic hybrid particles having high organic content and enhanced pore geometry for chromatographic separations Sep. 01, 2015
  • Patent Title: Variable-volume injection valve Aug. 25, 2015
  • Patent Title: Method for separating peptides and proteins Aug. 25, 2015
  • Patent Title: Solvent delivery system for liquid chromatography that maintains fluid integrity and pre-forms gradients Aug. 11, 2015
  • Patent Title: Electrospray interface to a microfluidic substrate Aug. 04, 2015
  • Patent Title: Thermal control of thermal chamber in high-performance liquid chromatography systems Jul. 28, 2015
  • Patent Title: Porous inorganic/organic hybrid monolith materials for chromatographic separations and process for their preparation Jul. 28, 2015
  • Patent Title: Method for determining equivalent thermal conditions between liquid chromatography systems Jul. 21, 2015
  • Patent Title: Injection port needle support and washing Jul. 07, 2015
  • Patent Title: Apparatus and method for performing mass spectroscopy Jun. 23, 2015
  • Patent Title: Compound sample needle for liquid chromatograph May. 12, 2015
  • Patent Title: Heat exchange surface including a hydrophobic coating layer May. 12, 2015
  • Patent Title: Apparatus and method for coupled lc-nmr analysis May. 05, 2015
  • Patent Title: Frit for high pressure liquid chromatography Apr. 07, 2015
  • Patent Title: Needle seal force sensor Apr. 07, 2015
  • Patent Title: Screening for phthalates in food samples Mar. 31, 2015
  • Patent Title: Methods and apparatus for generating solvent gradients in liquid chromatography Mar. 31, 2015
  • Patent Title: Dilatometer for measuring metallic samples Mar. 31, 2015
  • Patent Title: System and method for grouping precursor and fragment ions using selected ion chromatograms Mar. 10, 2015
  • Patent Title: Apparatus and methods for the measurement of mass related parameters Mar. 10, 2015
  • Patent Title: Apparatus and methods for preparative liquid chromatography Feb. 24, 2015
  • Patent Title: Piston pump with leak diagnostic port Feb. 24, 2015
  • Patent Title: Passive column pre-heater with sample band spreading reduction feature Feb. 17, 2015
  • Patent Title: Tube joint and a method of bonding tubes Feb. 10, 2015
  • Patent Title: Self-sealing sample compartment for a liquid chromatography system Feb. 03, 2015
  • Patent Title: Thermal-based flow sensing apparatuses and methods for high-performance liquid chromatography Feb. 03, 2015
  • Patent Title: Pin valve assembly Jan. 13, 2015
  • Patent Title: Chromatography apparatus and methods using multiple microfluidic substrates Jan. 13, 2015
  • Patent Title: Simultaneous differential thermal analysis system Jan. 06, 2015
  • Patent Title: Techniques for efficient fragmentation of peptides Dec. 30, 2014
  • Patent Title: Rotary shear injector valve with coated stator surface Dec. 30, 2014
  • Patent Title: Method of mass spectrometry and a mass spectrometer Nov. 25, 2014
Government Contracts

Federal grants, loans, and purchases

Government Contracts

Estimated quarterly amount awarded to WAT from public contracts

WAT News

Recent insights relating to WAT

CNBC Recommendations

Recent picks made for WAT stock on CNBC

Top ETF Holders

ETFs with the largest estimated holdings in WAT

WAT Analyst Ratings

WAT Stock Forecasts
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WAT Analyst Forecasts
Analyst
Firm
Current
Previous
Date
Frequently Asked Questions
  • Is $WAT stock a Buy, Sell, or Hold?

  • What is the price target for $WAT stock?

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

WAT Top Shareholders
Shareholder
Shares Held
WAT Options Owners
Shareholder
Security
Underlying Shares
Frequently Asked Questions
  • Who owns $WAT stock?

  • Who owns the most shares of $WAT stock?

  • What funds own $WAT 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.

WAT 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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Score Breakdown
Bull Case vs Bear Case

See concise summaries of analyst reports, presenting both bullish and bearish arguments for a stock.

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Bulls Say:

The Bulls Say summary highlights positive aspects of the stock.

Bears Say:

The Bears Say summary points out potential risks and negative aspects of the stock.

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About WAT

Water sells liquid chromatography, mass spectrometry, and thermal analysis tools. These analytical instruments provide essential information on various products, such as their molecular structures and physical properties, to help clients enhance the health and well-being of end users. As a percentage of sales in 2024, Waters generated 58% from biopharmaceutical customers, 31% from industrial clients, and 11% from academic/government institutions. In early 2026, Waters plans to merge with BD's life science and diagnostics business, which will substantially change those concentrations. Waters will wind up with more concentration in diagnostics (versus none now) and discovery-related life science tools.

  • Address Milford, MA
  • Market Cap 31.7 billion
  • Employees 7,600
  • Industrial Classification Laboratory Analytical Instruments
Waters Corp Executive Compensation
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