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Side-by-side financial comparison of CONSTELLIUM SE (CSTM) and RESIDEO TECHNOLOGIES, INC. (REZI). Click either name above to swap in a different company.

CONSTELLIUM SE is the larger business by last-quarter revenue ($2.2B vs $1.9B, roughly 1.2× RESIDEO TECHNOLOGIES, INC.). RESIDEO TECHNOLOGIES, INC. runs the higher net margin — 7.2% vs 5.1%, a 2.1% gap on every dollar of revenue. RESIDEO TECHNOLOGIES, INC. produced more free cash flow last quarter ($262.0M vs $109.0M).

Constellium SE is an American-Swiss, French-based global manufacturer of aluminium rolled products, extruded products, and structural parts based on a large variety of advanced alloys. Constellium's C-TEC research center has been credited for advancing technology in the field of advanced aluminium alloy. Constellium primarily serves the aerospace, automotive, and packaging sectors. Large clients include Mercedes-Benz, Audi, BMW, Fiat Chrysler Automotive, Ford, Airbus, Boeing, and Bombardier.

Resideo Technologies, Inc. is an American multinational company that was formed in 2018 out of a spin-off from Honeywell. It provides room air temperature, quality, and humidity control and security systems primarily in residential dwellings in the U.S. and internationally. The company operates in two segments: products and distribution. It manufactures and distributes smart-home and software products, including temperature and lighting control, security, and water and air monitoring. The com...

CSTM vs REZI — Head-to-Head

Bigger by revenue
CSTM
CSTM
1.2× larger
CSTM
$2.2B
$1.9B
REZI
Higher net margin
REZI
REZI
2.1% more per $
REZI
7.2%
5.1%
CSTM
More free cash flow
REZI
REZI
$153.0M more FCF
REZI
$262.0M
$109.0M
CSTM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CSTM
CSTM
REZI
REZI
Revenue
$2.2B
$1.9B
Net Profit
$112.0M
$136.0M
Gross Margin
29.6%
Operating Margin
7.5%
7.4%
Net Margin
5.1%
7.2%
Revenue YoY
2.0%
Net Profit YoY
491.3%
EPS (diluted)
$0.79
$0.99

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
CSTM
CSTM
REZI
REZI
Q4 25
$2.2B
$1.9B
Q3 25
$2.2B
$1.9B
Q2 25
$2.1B
$1.9B
Q1 25
$2.0B
$1.8B
Q4 24
$1.9B
Q3 24
$1.8B
Q2 24
$1.9B
$1.6B
Q1 24
$1.5B
Net Profit
CSTM
CSTM
REZI
REZI
Q4 25
$112.0M
$136.0M
Q3 25
$88.0M
$156.0M
Q2 25
$36.0M
$-825.0M
Q1 25
$37.0M
$6.0M
Q4 24
$23.0M
Q3 24
$20.0M
Q2 24
$76.0M
$30.0M
Q1 24
$43.0M
Gross Margin
CSTM
CSTM
REZI
REZI
Q4 25
29.6%
Q3 25
29.8%
Q2 25
29.3%
Q1 25
28.9%
Q4 24
28.5%
Q3 24
28.7%
Q2 24
28.1%
Q1 24
26.9%
Operating Margin
CSTM
CSTM
REZI
REZI
Q4 25
7.5%
7.4%
Q3 25
5.8%
8.3%
Q2 25
2.7%
9.1%
Q1 25
3.1%
7.7%
Q4 24
7.8%
Q3 24
6.9%
Q2 24
5.4%
7.7%
Q1 24
8.6%
Net Margin
CSTM
CSTM
REZI
REZI
Q4 25
5.1%
7.2%
Q3 25
4.1%
8.4%
Q2 25
1.7%
-42.5%
Q1 25
1.9%
0.3%
Q4 24
1.2%
Q3 24
1.1%
Q2 24
3.9%
1.9%
Q1 24
2.9%
EPS (diluted)
CSTM
CSTM
REZI
REZI
Q4 25
$0.79
$0.99
Q3 25
$0.62
$0.85
Q2 25
$0.25
$-5.59
Q1 25
$0.26
$-0.02
Q4 24
$0.06
Q3 24
$0.07
Q2 24
$0.51
$0.19
Q1 24
$0.29

Balance Sheet & Financial Strength

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

Metric
CSTM
CSTM
REZI
REZI
Cash + ST InvestmentsLiquidity on hand
$120.0M
$661.0M
Total DebtLower is stronger
$1.9B
$3.2B
Stockholders' EquityBook value
$952.0M
$2.9B
Total Assets
$5.4B
$8.4B
Debt / EquityLower = less leverage
2.00×
1.11×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSTM
CSTM
REZI
REZI
Q4 25
$120.0M
$661.0M
Q3 25
$122.0M
$345.0M
Q2 25
$133.0M
$753.0M
Q1 25
$118.0M
$577.0M
Q4 24
$692.0M
Q3 24
$531.0M
Q2 24
$413.0M
Q1 24
$603.0M
Total Debt
CSTM
CSTM
REZI
REZI
Q4 25
$1.9B
$3.2B
Q3 25
$2.0B
$3.2B
Q2 25
$2.0B
$2.0B
Q1 25
$1.9B
$2.0B
Q4 24
$2.0B
Q3 24
$2.0B
Q2 24
$2.0B
Q1 24
$1.4B
Stockholders' Equity
CSTM
CSTM
REZI
REZI
Q4 25
$952.0M
$2.9B
Q3 25
$845.0M
$2.8B
Q2 25
$780.0M
$2.6B
Q1 25
$745.0M
$3.3B
Q4 24
$3.3B
Q3 24
$3.4B
Q2 24
$796.0M
$3.3B
Q1 24
$2.8B
Total Assets
CSTM
CSTM
REZI
REZI
Q4 25
$5.4B
$8.4B
Q3 25
$5.4B
$8.2B
Q2 25
$5.4B
$8.5B
Q1 25
$5.2B
$8.1B
Q4 24
$8.2B
Q3 24
$8.1B
Q2 24
$8.0B
Q1 24
$6.5B
Debt / Equity
CSTM
CSTM
REZI
REZI
Q4 25
2.00×
1.11×
Q3 25
2.34×
1.17×
Q2 25
2.53×
0.77×
Q1 25
2.56×
0.60×
Q4 24
0.61×
Q3 24
0.60×
Q2 24
0.61×
Q1 24
0.51×

Cash Flow & Capital Efficiency

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

Metric
CSTM
CSTM
REZI
REZI
Operating Cash FlowLast quarter
$218.0M
$299.0M
Free Cash FlowOCF − Capex
$109.0M
$262.0M
FCF MarginFCF / Revenue
5.0%
13.8%
Capex IntensityCapex / Revenue
5.0%
2.0%
Cash ConversionOCF / Net Profit
1.95×
2.20×
TTM Free Cash FlowTrailing 4 quarters
$159.0M
$-1.3B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSTM
CSTM
REZI
REZI
Q4 25
$218.0M
$299.0M
Q3 25
$99.0M
$-1.6B
Q2 25
$114.0M
$200.0M
Q1 25
$58.0M
$-65.0M
Q4 24
$203.0M
Q3 24
$147.0M
Q2 24
$138.0M
$92.0M
Q1 24
$2.0M
Free Cash Flow
CSTM
CSTM
REZI
REZI
Q4 25
$109.0M
$262.0M
Q3 25
$24.0M
$-1.6B
Q2 25
$37.0M
$180.0M
Q1 25
$-11.0M
$-96.0M
Q4 24
$181.0M
Q3 24
$125.0M
Q2 24
$54.0M
$77.0M
Q1 24
$-19.0M
FCF Margin
CSTM
CSTM
REZI
REZI
Q4 25
5.0%
13.8%
Q3 25
1.1%
-85.8%
Q2 25
1.8%
9.3%
Q1 25
-0.6%
-5.4%
Q4 24
9.7%
Q3 24
6.8%
Q2 24
2.8%
4.8%
Q1 24
-1.3%
Capex Intensity
CSTM
CSTM
REZI
REZI
Q4 25
5.0%
2.0%
Q3 25
3.5%
1.5%
Q2 25
3.7%
1.0%
Q1 25
3.5%
1.8%
Q4 24
1.2%
Q3 24
1.2%
Q2 24
4.3%
0.9%
Q1 24
1.4%
Cash Conversion
CSTM
CSTM
REZI
REZI
Q4 25
1.95×
2.20×
Q3 25
1.13×
-10.07×
Q2 25
3.17×
Q1 25
1.57×
-10.83×
Q4 24
8.83×
Q3 24
7.35×
Q2 24
1.82×
3.07×
Q1 24
0.05×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CSTM
CSTM

Packaging Rolled Products$1.0B46%
Automotive Rolled Products$318.0M14%
Aerospace Rolled Products$270.0M12%
Transportation Industry Defense And Other Rolled Products$232.0M11%
Automotive Extruded Products$220.0M10%
Other Extruded Products$132.0M6%
Specialty And Other Thin Rolled Products$22.0M1%

REZI
REZI

ADI Global Distribution Segment$1.2B62%
Safety And Security$257.0M14%
Air$211.0M11%
Energy Service$153.0M8%
Public Utilities Inventory Water$91.0M5%

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