What is WAT's market cap?

$45.94B, based on the Nov 4 close of $467.60.

What is WAT's P/E ratio?

276.5× trailing-twelve-month earnings of $166.14M.

Does Waters pay a dividend?

No regular cash dividend has been paid in the last year.

How much of WAT is sold short?

3.2M shares, 3.3% of float, as of Oct 15, 2026.

What sector is WAT in?

Healthcare, in the Lab Analytical Instruments industry.

NYSE · WATHealthcareLab Analytical Instruments

Waters Corp (WAT)

$467.60+1.67%

Close Nov 4, 2026 · split-adjusted

Nov 3, 2026$459.90▲ 33.08% in range

Nov 3, 2025Low $283.32 · High $480.07Nov 3, 2026

What changed · written from our data

As of Nov 4, 2026

Waters closed at $467.60 on Nov 4, up 1.67%, 2.6% below its 52-week closing high. Volume of 1.1M shares was 1.05× its 20-day average (close to normal).

Split-adjusted performance: +7.1% over one month, +33.8% over six months, +35.3% over one year.

In the quarter ended Jul 4, 2026, revenue was $1.65B, up 113.4% from a year earlier, with a net margin of -8.3%.

Short interest was 3.2M shares at the Oct 15 settlement, down 6.2% from the prior report (3.3% of float, 3.4 days to cover).

Market cap$45.94B98.2M shares

Revenue · quarter$1.65B+113.4% YoY

Diluted EPS$-1.39−156.3% YoY

P/E · TTM276.5×P/S 9.9×

Net margin-8.3%Gross 44.6%

Dividend yieldNone

52-week range283.32 – 480.07−2.6% from high

Volume1.1M1.05× 20-day avg

Volatility · 60d26.2%Annualised

Short % of float3.3%3.4 days to cover

Net cash-$4.55BCash $539.0M

Next earnings—Not scheduled

Split-adjusted performance

1W −1.9%1M +7.1%3M +17.0%6M +33.8%YTD +23.1%1Y +35.3%3Y +97.5%5Y +29.5%

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Lab Analytical Instruments

Percentile among 22 companies (100 = best)

6-month momentum50

Revenue growth100

Net margin62

Value (low P/E)—

Size95

Industry medians: 6-month return +33.8%, revenue growth +4.9%, net margin −19.0%, P/E 38.3×.

Short interest

Details →

Shares short3.2M−6.2% vs prior

Days to cover3.4Settled Oct 15

% of float3.3%

Short vol. 10d53.5%of daily volume

Closest peers by size in Lab Analytical Instruments

Company	Price	Today	6M	Rev. growth	Net margin	P/E	Mkt cap
WATWaters	$467.60	+1.67%	+33.8%	+113.4%	−8.3%	276.5	$45.94B
AAgilent Technologies	$177.17	+0.97%	+50.5%	+8.1%	19.3%	34.7	$49.95B	Compare
MTDMettler-Toledo International	$1,723.24	+1.48%	+29.9%	+4.5%	22.7%	38.1	$34.53B	Compare
ILMNIllumina	$226.54	−4.90%	+58.9%	+4.2%	19.5%	38.3	$34.25B	Compare
RVTYRevvity	$159.43	−2.48%	+60.9%	+1.3%	7.1%	74.9	$17.79B	Compare
AVTRAvantor	$15.65	+0.38%	+85.6%	+4.6%	12.0%	31.4	$10.60B	Compare
BIOBio-Rad Laboratories	$379.99	+1.35%	+46.7%	−0.1%	57.1%	45.7	$10.16B	Compare
BIO.BBio-Rad Laboratories	$379.50	+4.22%	—	−0.1%	57.1%	45.6	$10.15B	Compare
BRKRBruker	$63.79	+12.90%	+50.8%	+5.2%	−7.5%	—	$9.72B	Compare

News about Waters

All news →

Waters Q3 Earnings & Revenues Beat Estimates, 2026 Guidance RaisedZacks Investment Research · 1d ago▲ Positive Waters (WAT) Beats Q3 Earnings and Revenue EstimatesZacks Investment Research · 1d ago▲ Positive Waters Gears Up to Report Q3 Results: How to Play the Stock?Zacks Investment Research · Oct 28, 2026▲ Positive Waters & Labcorp Expand Access to FDA-Approved HPV Screening TestsZacks Investment Research · Oct 27, 2026▲ Positive Here's Why You Should Retain WAT Stock in Your Portfolio for NowZacks Investment Research · Oct 8, 2026Neutral

Quick answers

What does Waters do?: Waters 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.
What is WAT's market cap?: $45.94B, based on the Nov 4 close of $467.60.
What is WAT's P/E ratio?: 276.5× trailing-twelve-month earnings of $166.14M.
Does Waters pay a dividend?: No regular cash dividend has been paid in the last year.
How much of WAT is sold short?: 3.2M shares, 3.3% of float, as of Oct 15, 2026.
What sector is WAT in?: Healthcare, in the Lab Analytical Instruments industry.

About Waters

Waters 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. In early 2026, Waters merged with Becton Dickinson's life science and diagnostics business, which increased its concentration in diagnostics and discovery-related life science tools.

HQ: Milford, MA7,900 employeesListed Nov 17, 1995waters.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology