Stock research

Waters Corporation (WAT) Stock Research

Waters Corporation makes analytical instruments for chromatography and mass spectrometry used in labs.

For the fiscal year ended December 31, 2025, Waters Corporation reported revenue of $3.2B and net income of $643M, with operating cash flow of $653M. Source: Form 10-K filed February 23, 2026

SEC data as of

Revenue
$3.2B
FY ending 2025-12-31
Net income
$643M
FY ending 2025-12-31
Diluted EPS
$10.76
Net margin
20.3%

Reported SEC XBRL figures. Each metric’s period and original filing are listed below.

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About Waters

Exchange
NYSE: WAT
Sector
Health Care
SEC industry
Laboratory Analytical Instruments (SIC 3826)
Fiscal year end
December 31

WAT key financials

Reported figures from Waters Corporation's filings, pulled directly from SEC XBRL data rather than a third-party terminal. Each row links to the filing it came from.

MetricValuePeriodSource
Revenue$3.2B2025-01-01 – 2025-12-31SEC filing
Net income$643M2025-01-01 – 2025-12-31SEC filing
Operating cash flow$653M2025-01-01 – 2025-12-31SEC filing
Diluted EPS$10.762025-01-01 – 2025-12-31SEC filing
Net margin20.3%2025-01-01 – 2025-12-31SEC filing
Shares outstanding60MAs of 2025-10-31SEC filing

Values are as tagged by the issuer in XBRL. Revenue for banks and insurers is net of interest expense where that is the reported line. Fiscal years that do not follow the calendar are shown by their period-end date. No price, market cap, or valuation multiple is shown because Yield Theory does not republish unlicensed market data.

Diluted EPS is the earnings figure behind the price-to-earnings ratio; the P/E multiple compression calculator shows how a change in that multiple moves a share price. Shares outstanding multiplied by the share price gives market capitalization.

What investors should watch in WAT

Waters Corporation sits in Health Care. Pharmaceuticals, biotech, medical devices, and managed care — defensive demand paired with binary drug and regulatory catalysts. We have not yet written company-specific drivers for WAT; the forces that matter most for the sector are:

  • ◆Drug approvals and clinical-trial readouts
  • ◆Medicare and drug-pricing policy
  • ◆Demographics and an aging population
  • ◆GLP-1 and obesity-drug demand

Key questions for the WAT thesis

Each question starts with what the filings show, then why it matters. None of these is a rating or a forecast.

Does WAT's reported profit turn into cash?

Operating cash flow was $653M, 1.02 times net income of $643M, for the fiscal year ended December 31, 2025.

Cash from operations roughly matched reported earnings for the year. The cash-flow statement shows which non-cash charges and working-capital moves offset each other.

Form 10-K filed February 23, 2026

How much of WAT's revenue is left as profit?

Net income was 20.3% of revenue for the fiscal year ended December 31, 2025, based on revenue and net income reported for the same period.

Net margin reflects the business model as much as execution, so compare it with companies in the same SEC industry and read the income statement for one-time items before treating it as a run rate.

Form 10-K filed February 23, 2026

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Congressional trading in WAT

PoliticianTrade dateTypeOwnerAmountSource
Kevin Hern2026-08-13SaleJoint$1,001 - $15,000Filing #20035326
Gilbert Cisneros2026-03-18PurchaseSelf$1,001 - $15,000Filing #20034285
Thomas Kean2026-03-10SaleSelf$1,001 - $15,000Filing #20034327
Thomas Kean2026-02-13SaleSelf$1,001 - $15,000Filing #20034190
Debbie Dingell2026-02-10ExchangeSelf$1,001 - $15,000Filing #20034035
Kevin Hern2026-02-09ExchangeJoint$1,001 - $15,000Filing #20034128
Julia Letlow2025-12-08PurchaseSelf$1,001 - $15,000Filing #20030977
Gilbert Cisneros2025-09-30PurchaseSelf$1,001 - $15,000Filing #20032248
Gilbert Cisneros2025-08-26PurchaseSelf$1,001 - $15,000Filing #20031022
Gilbert Cisneros2025-08-13PurchaseSelf$1,001 - $15,000Filing #20031022

All verified WAT congressional disclosures

Congressional disclosures are delayed, range-based records—not real-time signals or proof of motive. See the source-linked tracker for scope and limitations.

WAT — frequently asked questions

What does Waters Corporation do?

Waters Corporation makes analytical instruments for chromatography and mass spectrometry used in labs.

What were WAT's latest reported annual revenue and net income?

For the fiscal year ended December 31, 2025, Waters Corporation reported revenue of $3.2B and net income of $643M, with operating cash flow of $653M. The figures come from Waters Corporation's SEC XBRL filings.

When does Waters Corporation's fiscal year end?

The SEC lists Waters Corporation's fiscal year end as December 31.

Do members of Congress trade WAT?

The current verified House and Senate snapshot contains 18 transaction rows for WAT, each linked to the original filing.

Is WAT a good investment?

This page does not rate WAT as a buy or sell. It sets out what Waters Corporation reports, what investors should watch and the questions a thesis has to answer, with links to the SEC filings. It is research, not investment advice.

This page is independent research and educational information, not investment advice or a recommendation to buy or sell any security. Company facts are compiled from public sources. Do your own research.

What do the WAT numbers leave unanswered?

Financials describe the business. The next question is which assumptions an investment thesis depends on. Explore the member reports below for analysis of catalysts, risks, and what would change the view. $39/month or $249/year.

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