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

MUELLER INDUSTRIES INC is the larger business by last-quarter revenue ($962.4M vs $932.4M, roughly 1.0× Waters Corporation). Waters Corporation runs the higher net margin — 24.2% vs 16.0%, a 8.2% gap on every dollar of revenue. On growth, Waters Corporation posted the faster year-over-year revenue change (6.8% vs 4.2%). Over the past eight quarters, Waters Corporation's revenue compounded faster (21.0% CAGR vs 6.4%).

Mueller Industries is an American manufacturing company that specializes in piping, industrial metals and climate machinery. It was founded in 1917 and is included on the Fortune 1000 list in 2022. The head office of the company is located in Memphis, Tennessee. Mueller Industries, Inc. is a multi-billion dollar revenue company that is publicly traded.

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.

MLI vs WAT — Head-to-Head

Bigger by revenue
MLI
MLI
1.0× larger
MLI
$962.4M
$932.4M
WAT
Growing faster (revenue YoY)
WAT
WAT
+2.6% gap
WAT
6.8%
4.2%
MLI
Higher net margin
WAT
WAT
8.2% more per $
WAT
24.2%
16.0%
MLI
Faster 2-yr revenue CAGR
WAT
WAT
Annualised
WAT
21.0%
6.4%
MLI

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MLI
MLI
WAT
WAT
Revenue
$962.4M
$932.4M
Net Profit
$153.7M
$225.2M
Gross Margin
61.1%
Operating Margin
17.9%
29.0%
Net Margin
16.0%
24.2%
Revenue YoY
4.2%
6.8%
Net Profit YoY
11.7%
-2.7%
EPS (diluted)
$1.37
$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
MLI
MLI
WAT
WAT
Q4 25
$962.4M
$932.4M
Q3 25
$1.1B
$799.9M
Q2 25
$1.1B
$771.3M
Q1 25
$1.0B
$661.7M
Q4 24
$923.5M
$872.7M
Q3 24
$997.8M
$740.3M
Q2 24
$997.7M
$708.5M
Q1 24
$849.7M
$636.8M
Net Profit
MLI
MLI
WAT
WAT
Q4 25
$153.7M
$225.2M
Q3 25
$208.1M
$148.9M
Q2 25
$245.9M
$147.1M
Q1 25
$157.4M
$121.4M
Q4 24
$137.7M
$231.4M
Q3 24
$168.7M
$161.5M
Q2 24
$160.2M
$142.7M
Q1 24
$138.4M
$102.2M
Gross Margin
MLI
MLI
WAT
WAT
Q4 25
61.1%
Q3 25
59.0%
Q2 25
58.3%
Q1 25
58.2%
Q4 24
60.1%
Q3 24
27.6%
59.3%
Q2 24
27.3%
59.3%
Q1 24
28.4%
58.9%
Operating Margin
MLI
MLI
WAT
WAT
Q4 25
17.9%
29.0%
Q3 25
25.6%
24.0%
Q2 25
26.7%
24.4%
Q1 25
20.6%
22.9%
Q4 24
18.4%
33.5%
Q3 24
20.7%
28.5%
Q2 24
21.0%
26.7%
Q1 24
21.6%
21.0%
Net Margin
MLI
MLI
WAT
WAT
Q4 25
16.0%
24.2%
Q3 25
19.3%
18.6%
Q2 25
21.6%
19.1%
Q1 25
15.7%
18.3%
Q4 24
14.9%
26.5%
Q3 24
16.9%
21.8%
Q2 24
16.1%
20.1%
Q1 24
16.3%
16.0%
EPS (diluted)
MLI
MLI
WAT
WAT
Q4 25
$1.37
$3.76
Q3 25
$1.88
$2.50
Q2 25
$2.22
$2.47
Q1 25
$1.39
$2.03
Q4 24
$1.21
$3.88
Q3 24
$1.48
$2.71
Q2 24
$1.41
$2.40
Q1 24
$1.21
$1.72

Balance Sheet & Financial Strength

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

Metric
MLI
MLI
WAT
WAT
Cash + ST InvestmentsLiquidity on hand
$1.4B
$587.8M
Total DebtLower is stronger
$1.4B
Stockholders' EquityBook value
$3.2B
$2.6B
Total Assets
$3.7B
$5.1B
Debt / EquityLower = less leverage
0.55×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MLI
MLI
WAT
WAT
Q4 25
$1.4B
$587.8M
Q3 25
$1.3B
$459.1M
Q2 25
$1.1B
$367.2M
Q1 25
$873.6M
$382.9M
Q4 24
$1.1B
$325.4M
Q3 24
$969.6M
$331.5M
Q2 24
$825.7M
$327.4M
Q1 24
$1.4B
$338.2M
Total Debt
MLI
MLI
WAT
WAT
Q4 25
$1.4B
Q3 25
Q2 25
Q1 25
Q4 24
$1.6B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
MLI
MLI
WAT
WAT
Q4 25
$3.2B
$2.6B
Q3 25
$3.1B
$2.3B
Q2 25
$2.9B
$2.2B
Q1 25
$2.7B
$2.0B
Q4 24
$2.8B
$1.8B
Q3 24
$2.7B
$1.6B
Q2 24
$2.5B
$1.4B
Q1 24
$2.4B
$1.3B
Total Assets
MLI
MLI
WAT
WAT
Q4 25
$3.7B
$5.1B
Q3 25
$3.7B
$4.9B
Q2 25
$3.5B
$4.7B
Q1 25
$3.2B
$4.6B
Q4 24
$3.3B
$4.6B
Q3 24
$3.2B
$4.5B
Q2 24
$3.1B
$4.4B
Q1 24
$2.9B
$4.5B
Debt / Equity
MLI
MLI
WAT
WAT
Q4 25
0.55×
Q3 25
Q2 25
Q1 25
Q4 24
0.89×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
MLI
MLI
WAT
WAT
Operating Cash FlowLast quarter
$141.2M
$164.6M
Free Cash FlowOCF − Capex
$121.4M
FCF MarginFCF / Revenue
12.6%
Capex IntensityCapex / Revenue
2.1%
Cash ConversionOCF / Net Profit
0.92×
0.73×
TTM Free Cash FlowTrailing 4 quarters
$686.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MLI
MLI
WAT
WAT
Q4 25
$141.2M
$164.6M
Q3 25
$310.1M
$187.3M
Q2 25
$190.6M
$41.1M
Q1 25
$113.6M
$259.6M
Q4 24
$140.1M
$240.1M
Q3 24
$231.4M
$204.6M
Q2 24
$100.8M
$54.5M
Q1 24
$173.6M
$262.9M
Free Cash Flow
MLI
MLI
WAT
WAT
Q4 25
$121.4M
Q3 25
$291.8M
Q2 25
$176.5M
Q1 25
$97.0M
Q4 24
$111.2M
Q3 24
$205.7M
Q2 24
$91.6M
Q1 24
$157.2M
FCF Margin
MLI
MLI
WAT
WAT
Q4 25
12.6%
Q3 25
27.1%
Q2 25
15.5%
Q1 25
9.7%
Q4 24
12.0%
Q3 24
20.6%
Q2 24
9.2%
Q1 24
18.5%
Capex Intensity
MLI
MLI
WAT
WAT
Q4 25
2.1%
Q3 25
1.7%
Q2 25
1.2%
Q1 25
1.7%
Q4 24
3.1%
Q3 24
2.6%
Q2 24
0.9%
Q1 24
1.9%
Cash Conversion
MLI
MLI
WAT
WAT
Q4 25
0.92×
0.73×
Q3 25
1.49×
1.26×
Q2 25
0.78×
0.28×
Q1 25
0.72×
2.14×
Q4 24
1.02×
1.04×
Q3 24
1.37×
1.27×
Q2 24
0.63×
0.38×
Q1 24
1.25×
2.57×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MLI
MLI

Tube And Fittings$484.6M50%
Industrial Metals$252.2M26%
Valves And Plumbing Specialties$122.5M13%
Flex Duct And Other HVAC Components$80.8M8%
Other Products$14.9M2%

WAT
WAT

Segment breakdown not available.

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