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Side-by-side financial comparison of Waters Corporation (WAT) and WATSCO INC (WSO). Click either name above to swap in a different company.

WATSCO INC is the larger business by last-quarter revenue ($1.5B vs $932.4M, roughly 1.6× Waters Corporation). Waters Corporation runs the higher net margin — 24.2% vs 6.1%, a 18.1% gap on every dollar of revenue. On growth, Waters Corporation posted the faster year-over-year revenue change (6.8% vs 0.1%). Over the past eight quarters, Waters Corporation's revenue compounded faster (21.0% CAGR vs -15.3%).

Waters Corporation is an American company headquartered in Milford, Massachusetts that provides analytical instruments and software used for chromatography, mass spectrometry, laboratory informatics, and rheometry by the life sciences, materials, and food industries.

Watsco, Inc. is a distributor of air conditioning, heating and refrigeration equipment, and related parts and supplies (HVAC/R) in the United States. Watsco was founded more than 60 years ago as a manufacturer of parts, components, and tools used in the HVAC/R industry. In 1989, the company shifted from manufacturing to distribution, by acquiring Gemaire Distributors Inc., a South Florida-based Rheem distributor.

WAT vs WSO — Head-to-Head

Bigger by revenue
WSO
WSO
1.6× larger
WSO
$1.5B
$932.4M
WAT
Growing faster (revenue YoY)
WAT
WAT
+6.7% gap
WAT
6.8%
0.1%
WSO
Higher net margin
WAT
WAT
18.1% more per $
WAT
24.2%
6.1%
WSO
Faster 2-yr revenue CAGR
WAT
WAT
Annualised
WAT
21.0%
-15.3%
WSO

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
WAT
WAT
WSO
WSO
Revenue
$932.4M
$1.5B
Net Profit
$225.2M
$92.9M
Gross Margin
61.1%
27.9%
Operating Margin
29.0%
7.2%
Net Margin
24.2%
6.1%
Revenue YoY
6.8%
0.1%
Net Profit YoY
-2.7%
-1.7%
EPS (diluted)
$3.76

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
WAT
WAT
WSO
WSO
Q1 26
$1.5B
Q4 25
$932.4M
$1.6B
Q3 25
$799.9M
$2.1B
Q2 25
$771.3M
$2.1B
Q1 25
$661.7M
$1.5B
Q4 24
$872.7M
$1.8B
Q3 24
$740.3M
$2.2B
Q2 24
$708.5M
$2.1B
Net Profit
WAT
WAT
WSO
WSO
Q1 26
$92.9M
Q4 25
$225.2M
$71.7M
Q3 25
$148.9M
$161.6M
Q2 25
$147.1M
$183.6M
Q1 25
$121.4M
$80.1M
Q4 24
$231.4M
$96.8M
Q3 24
$161.5M
$171.0M
Q2 24
$142.7M
$181.4M
Gross Margin
WAT
WAT
WSO
WSO
Q1 26
27.9%
Q4 25
61.1%
27.1%
Q3 25
59.0%
27.5%
Q2 25
58.3%
29.3%
Q1 25
58.2%
28.1%
Q4 24
60.1%
26.7%
Q3 24
59.3%
26.2%
Q2 24
59.3%
27.1%
Operating Margin
WAT
WAT
WSO
WSO
Q1 26
7.2%
Q4 25
29.0%
6.4%
Q3 25
24.0%
11.4%
Q2 25
24.4%
13.2%
Q1 25
22.9%
7.3%
Q4 24
33.5%
7.8%
Q3 24
28.5%
11.6%
Q2 24
26.7%
12.6%
Net Margin
WAT
WAT
WSO
WSO
Q1 26
6.1%
Q4 25
24.2%
4.5%
Q3 25
18.6%
7.8%
Q2 25
19.1%
8.9%
Q1 25
18.3%
5.2%
Q4 24
26.5%
5.5%
Q3 24
21.8%
7.9%
Q2 24
20.1%
8.5%
EPS (diluted)
WAT
WAT
WSO
WSO
Q1 26
Q4 25
$3.76
$1.82
Q3 25
$2.50
$3.98
Q2 25
$2.47
$4.52
Q1 25
$2.03
$1.93
Q4 24
$3.88
$2.42
Q3 24
$2.71
$4.22
Q2 24
$2.40
$4.49

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
WAT
WAT
WSO
WSO
Cash + ST InvestmentsLiquidity on hand
$587.8M
$392.7M
Total DebtLower is stronger
$1.4B
Stockholders' EquityBook value
$2.6B
$3.2B
Total Assets
$5.1B
$4.6B
Debt / EquityLower = less leverage
0.55×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
WAT
WAT
WSO
WSO
Q1 26
$392.7M
Q4 25
$587.8M
$733.3M
Q3 25
$459.1M
$524.3M
Q2 25
$367.2M
$293.0M
Q1 25
$382.9M
$431.8M
Q4 24
$325.4M
$781.9M
Q3 24
$331.5M
$550.0M
Q2 24
$327.4M
$424.9M
Total Debt
WAT
WAT
WSO
WSO
Q1 26
Q4 25
$1.4B
$361.6M
Q3 25
$340.8M
Q2 25
$338.7M
Q1 25
$346.4M
Q4 24
$1.6B
$337.2M
Q3 24
$321.0M
Q2 24
$307.1M
Stockholders' Equity
WAT
WAT
WSO
WSO
Q1 26
$3.2B
Q4 25
$2.6B
$2.8B
Q3 25
$2.3B
$2.8B
Q2 25
$2.2B
$2.8B
Q1 25
$2.0B
$2.7B
Q4 24
$1.8B
$2.7B
Q3 24
$1.6B
$2.7B
Q2 24
$1.4B
$2.6B
Total Assets
WAT
WAT
WSO
WSO
Q1 26
$4.6B
Q4 25
$5.1B
$4.4B
Q3 25
$4.9B
$4.6B
Q2 25
$4.7B
$4.7B
Q1 25
$4.6B
$4.5B
Q4 24
$4.6B
$4.5B
Q3 24
$4.5B
$4.5B
Q2 24
$4.4B
$4.4B
Debt / Equity
WAT
WAT
WSO
WSO
Q1 26
Q4 25
0.55×
0.13×
Q3 25
0.12×
Q2 25
0.12×
Q1 25
0.13×
Q4 24
0.89×
0.13×
Q3 24
0.12×
Q2 24
0.12×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
WAT
WAT
WSO
WSO
Operating Cash FlowLast quarter
$164.6M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
0.73×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
WAT
WAT
WSO
WSO
Q1 26
Q4 25
$164.6M
$399.8M
Q3 25
$187.3M
$354.9M
Q2 25
$41.1M
$-7.4M
Q1 25
$259.6M
$-177.6M
Q4 24
$240.1M
$378.9M
Q3 24
$204.6M
$232.8M
Q2 24
$54.5M
$57.7M
Free Cash Flow
WAT
WAT
WSO
WSO
Q1 26
Q4 25
$388.5M
Q3 25
$346.1M
Q2 25
$-14.3M
Q1 25
$-185.2M
Q4 24
$370.9M
Q3 24
$223.0M
Q2 24
$51.3M
FCF Margin
WAT
WAT
WSO
WSO
Q1 26
Q4 25
24.6%
Q3 25
16.7%
Q2 25
-0.7%
Q1 25
-12.1%
Q4 24
21.1%
Q3 24
10.3%
Q2 24
2.4%
Capex Intensity
WAT
WAT
WSO
WSO
Q1 26
Q4 25
0.7%
Q3 25
0.4%
Q2 25
0.3%
Q1 25
0.5%
Q4 24
0.5%
Q3 24
0.5%
Q2 24
0.3%
Cash Conversion
WAT
WAT
WSO
WSO
Q1 26
Q4 25
0.73×
5.57×
Q3 25
1.26×
2.20×
Q2 25
0.28×
-0.04×
Q1 25
2.14×
-2.22×
Q4 24
1.04×
3.91×
Q3 24
1.27×
1.36×
Q2 24
0.38×
0.32×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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