vs

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

MUELLER INDUSTRIES INC is the larger business by last-quarter revenue ($962.4M vs $899.1M, roughly 1.1× IDEX Corporation). MUELLER INDUSTRIES INC runs the higher net margin — 16.0% vs 14.3%, a 1.7% gap on every dollar of revenue. On growth, MUELLER INDUSTRIES INC posted the faster year-over-year revenue change (4.2% vs 4.2%). IDEX Corporation produced more free cash flow last quarter ($189.8M vs $121.4M). Over the past eight quarters, MUELLER INDUSTRIES INC's revenue compounded faster (6.4% CAGR vs 6.0%).

IDEX can refer to several things, including:International Defence Exhibition, a biennial arms and defense technology sales exhibition IDEX Corporation, a publicly listed company that makes fluidics systems and specialty engineered products Ideanomics, a publicly traded company that trades under the IDEX ticker symbol.

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.

IEX vs MLI — Head-to-Head

Bigger by revenue
MLI
MLI
1.1× larger
MLI
$962.4M
$899.1M
IEX
Growing faster (revenue YoY)
MLI
MLI
+0.0% gap
MLI
4.2%
4.2%
IEX
Higher net margin
MLI
MLI
1.7% more per $
MLI
16.0%
14.3%
IEX
More free cash flow
IEX
IEX
$68.4M more FCF
IEX
$189.8M
$121.4M
MLI
Faster 2-yr revenue CAGR
MLI
MLI
Annualised
MLI
6.4%
6.0%
IEX

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IEX
IEX
MLI
MLI
Revenue
$899.1M
$962.4M
Net Profit
$128.3M
$153.7M
Gross Margin
43.1%
Operating Margin
20.4%
17.9%
Net Margin
14.3%
16.0%
Revenue YoY
4.2%
4.2%
Net Profit YoY
4.1%
11.7%
EPS (diluted)
$1.71
$1.37

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
IEX
IEX
MLI
MLI
Q4 25
$899.1M
$962.4M
Q3 25
$878.7M
$1.1B
Q2 25
$865.4M
$1.1B
Q1 25
$814.3M
$1.0B
Q4 24
$862.9M
$923.5M
Q3 24
$798.2M
$997.8M
Q2 24
$807.2M
$997.7M
Q1 24
$800.5M
$849.7M
Net Profit
IEX
IEX
MLI
MLI
Q4 25
$128.3M
$153.7M
Q3 25
$127.8M
$208.1M
Q2 25
$131.6M
$245.9M
Q1 25
$95.5M
$157.4M
Q4 24
$123.2M
$137.7M
Q3 24
$119.1M
$168.7M
Q2 24
$141.3M
$160.2M
Q1 24
$121.4M
$138.4M
Gross Margin
IEX
IEX
MLI
MLI
Q4 25
43.1%
Q3 25
44.5%
Q2 25
45.3%
Q1 25
45.3%
Q4 24
42.5%
Q3 24
44.3%
27.6%
Q2 24
45.4%
27.3%
Q1 24
44.6%
28.4%
Operating Margin
IEX
IEX
MLI
MLI
Q4 25
20.4%
17.9%
Q3 25
21.1%
25.6%
Q2 25
21.7%
26.7%
Q1 25
17.4%
20.6%
Q4 24
19.2%
18.4%
Q3 24
21.0%
20.7%
Q2 24
22.6%
21.0%
Q1 24
20.1%
21.6%
Net Margin
IEX
IEX
MLI
MLI
Q4 25
14.3%
16.0%
Q3 25
14.5%
19.3%
Q2 25
15.2%
21.6%
Q1 25
11.7%
15.7%
Q4 24
14.3%
14.9%
Q3 24
14.9%
16.9%
Q2 24
17.5%
16.1%
Q1 24
15.2%
16.3%
EPS (diluted)
IEX
IEX
MLI
MLI
Q4 25
$1.71
$1.37
Q3 25
$1.70
$1.88
Q2 25
$1.74
$2.22
Q1 25
$1.26
$1.39
Q4 24
$1.61
$1.21
Q3 24
$1.57
$1.48
Q2 24
$1.86
$1.41
Q1 24
$1.60
$1.21

Balance Sheet & Financial Strength

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

Metric
IEX
IEX
MLI
MLI
Cash + ST InvestmentsLiquidity on hand
$580.0M
$1.4B
Total DebtLower is stronger
$1.8B
Stockholders' EquityBook value
$4.0B
$3.2B
Total Assets
$6.9B
$3.7B
Debt / EquityLower = less leverage
0.45×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IEX
IEX
MLI
MLI
Q4 25
$580.0M
$1.4B
Q3 25
$593.8M
$1.3B
Q2 25
$568.2M
$1.1B
Q1 25
$594.1M
$873.6M
Q4 24
$620.8M
$1.1B
Q3 24
$633.2M
$969.6M
Q2 24
$700.7M
$825.7M
Q1 24
$616.3M
$1.4B
Total Debt
IEX
IEX
MLI
MLI
Q4 25
$1.8B
Q3 25
$1.9B
Q2 25
$1.9B
Q1 25
$2.0B
Q4 24
$2.0B
Q3 24
$2.1B
Q2 24
$1.3B
Q1 24
$1.3B
Stockholders' Equity
IEX
IEX
MLI
MLI
Q4 25
$4.0B
$3.2B
Q3 25
$4.0B
$3.1B
Q2 25
$4.0B
$2.9B
Q1 25
$3.9B
$2.7B
Q4 24
$3.8B
$2.8B
Q3 24
$3.8B
$2.7B
Q2 24
$3.7B
$2.5B
Q1 24
$3.6B
$2.4B
Total Assets
IEX
IEX
MLI
MLI
Q4 25
$6.9B
$3.7B
Q3 25
$7.0B
$3.7B
Q2 25
$6.9B
$3.5B
Q1 25
$6.8B
$3.2B
Q4 24
$6.7B
$3.3B
Q3 24
$7.0B
$3.2B
Q2 24
$5.9B
$3.1B
Q1 24
$5.9B
$2.9B
Debt / Equity
IEX
IEX
MLI
MLI
Q4 25
0.45×
Q3 25
0.48×
Q2 25
0.46×
Q1 25
0.50×
Q4 24
0.52×
Q3 24
0.55×
Q2 24
0.36×
Q1 24
0.37×

Cash Flow & Capital Efficiency

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

Metric
IEX
IEX
MLI
MLI
Operating Cash FlowLast quarter
$209.5M
$141.2M
Free Cash FlowOCF − Capex
$189.8M
$121.4M
FCF MarginFCF / Revenue
21.1%
12.6%
Capex IntensityCapex / Revenue
2.2%
2.1%
Cash ConversionOCF / Net Profit
1.63×
0.92×
TTM Free Cash FlowTrailing 4 quarters
$616.8M
$686.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IEX
IEX
MLI
MLI
Q4 25
$209.5M
$141.2M
Q3 25
$203.5M
$310.1M
Q2 25
$161.7M
$190.6M
Q1 25
$105.7M
$113.6M
Q4 24
$172.6M
$140.1M
Q3 24
$205.3M
$231.4M
Q2 24
$133.6M
$100.8M
Q1 24
$156.6M
$173.6M
Free Cash Flow
IEX
IEX
MLI
MLI
Q4 25
$189.8M
$121.4M
Q3 25
$188.7M
$291.8M
Q2 25
$146.9M
$176.5M
Q1 25
$91.4M
$97.0M
Q4 24
$157.1M
$111.2M
Q3 24
$191.6M
$205.7M
Q2 24
$117.7M
$91.6M
Q1 24
$136.6M
$157.2M
FCF Margin
IEX
IEX
MLI
MLI
Q4 25
21.1%
12.6%
Q3 25
21.5%
27.1%
Q2 25
17.0%
15.5%
Q1 25
11.2%
9.7%
Q4 24
18.2%
12.0%
Q3 24
24.0%
20.6%
Q2 24
14.6%
9.2%
Q1 24
17.1%
18.5%
Capex Intensity
IEX
IEX
MLI
MLI
Q4 25
2.2%
2.1%
Q3 25
1.7%
1.7%
Q2 25
1.7%
1.2%
Q1 25
1.8%
1.7%
Q4 24
1.8%
3.1%
Q3 24
1.7%
2.6%
Q2 24
2.0%
0.9%
Q1 24
2.5%
1.9%
Cash Conversion
IEX
IEX
MLI
MLI
Q4 25
1.63×
0.92×
Q3 25
1.59×
1.49×
Q2 25
1.23×
0.78×
Q1 25
1.11×
0.72×
Q4 24
1.40×
1.02×
Q3 24
1.72×
1.37×
Q2 24
0.95×
0.63×
Q1 24
1.29×
1.25×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IEX
IEX

Fluid And Metering Technologies$305.0M34%
Fireand Safety$125.0M14%
Pumps$105.7M12%
Water1$92.1M10%
Performance Pneumatic Technologies$70.2M8%
Sealing Solutions$64.0M7%
Energy$47.9M5%
Material Processing Technologies$37.2M4%
Dispensing$33.5M4%
Valves$22.7M3%

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%

Related Comparisons