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

CONSTELLIUM SE is the larger business by last-quarter revenue ($2.2B vs $1.6B, roughly 1.4× WATSCO INC). CONSTELLIUM SE runs the higher net margin — 5.1% vs 4.5%, a 0.5% gap on every dollar of revenue. WATSCO INC produced more free cash flow last quarter ($388.5M 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.

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.

CSTM vs WSO — Head-to-Head

Bigger by revenue
CSTM
CSTM
1.4× larger
CSTM
$2.2B
$1.6B
WSO
Higher net margin
CSTM
CSTM
0.5% more per $
CSTM
5.1%
4.5%
WSO
More free cash flow
WSO
WSO
$279.5M more FCF
WSO
$388.5M
$109.0M
CSTM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CSTM
CSTM
WSO
WSO
Revenue
$2.2B
$1.6B
Net Profit
$112.0M
$71.7M
Gross Margin
27.1%
Operating Margin
7.5%
6.4%
Net Margin
5.1%
4.5%
Revenue YoY
-10.0%
Net Profit YoY
-25.9%
EPS (diluted)
$0.79
$1.82

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
WSO
WSO
Q4 25
$2.2B
$1.6B
Q3 25
$2.2B
$2.1B
Q2 25
$2.1B
$2.1B
Q1 25
$2.0B
$1.5B
Q4 24
$1.8B
Q3 24
$2.2B
Q2 24
$1.9B
$2.1B
Q1 24
$1.6B
Net Profit
CSTM
CSTM
WSO
WSO
Q4 25
$112.0M
$71.7M
Q3 25
$88.0M
$161.6M
Q2 25
$36.0M
$183.6M
Q1 25
$37.0M
$80.1M
Q4 24
$96.8M
Q3 24
$171.0M
Q2 24
$76.0M
$181.4M
Q1 24
$87.0M
Gross Margin
CSTM
CSTM
WSO
WSO
Q4 25
27.1%
Q3 25
27.5%
Q2 25
29.3%
Q1 25
28.1%
Q4 24
26.7%
Q3 24
26.2%
Q2 24
27.1%
Q1 24
27.5%
Operating Margin
CSTM
CSTM
WSO
WSO
Q4 25
7.5%
6.4%
Q3 25
5.8%
11.4%
Q2 25
2.7%
13.2%
Q1 25
3.1%
7.3%
Q4 24
7.8%
Q3 24
11.6%
Q2 24
5.4%
12.6%
Q1 24
8.1%
Net Margin
CSTM
CSTM
WSO
WSO
Q4 25
5.1%
4.5%
Q3 25
4.1%
7.8%
Q2 25
1.7%
8.9%
Q1 25
1.9%
5.2%
Q4 24
5.5%
Q3 24
7.9%
Q2 24
3.9%
8.5%
Q1 24
5.6%
EPS (diluted)
CSTM
CSTM
WSO
WSO
Q4 25
$0.79
$1.82
Q3 25
$0.62
$3.98
Q2 25
$0.25
$4.52
Q1 25
$0.26
$1.93
Q4 24
$2.42
Q3 24
$4.22
Q2 24
$0.51
$4.49
Q1 24
$2.17

Balance Sheet & Financial Strength

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

Metric
CSTM
CSTM
WSO
WSO
Cash + ST InvestmentsLiquidity on hand
$120.0M
$733.3M
Total DebtLower is stronger
$1.9B
$361.6M
Stockholders' EquityBook value
$952.0M
$2.8B
Total Assets
$5.4B
$4.4B
Debt / EquityLower = less leverage
2.00×
0.13×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSTM
CSTM
WSO
WSO
Q4 25
$120.0M
$733.3M
Q3 25
$122.0M
$524.3M
Q2 25
$133.0M
$293.0M
Q1 25
$118.0M
$431.8M
Q4 24
$781.9M
Q3 24
$550.0M
Q2 24
$424.9M
Q1 24
$478.9M
Total Debt
CSTM
CSTM
WSO
WSO
Q4 25
$1.9B
$361.6M
Q3 25
$2.0B
$340.8M
Q2 25
$2.0B
$338.7M
Q1 25
$1.9B
$346.4M
Q4 24
$337.2M
Q3 24
$321.0M
Q2 24
$307.1M
Q1 24
$306.3M
Stockholders' Equity
CSTM
CSTM
WSO
WSO
Q4 25
$952.0M
$2.8B
Q3 25
$845.0M
$2.8B
Q2 25
$780.0M
$2.8B
Q1 25
$745.0M
$2.7B
Q4 24
$2.7B
Q3 24
$2.7B
Q2 24
$796.0M
$2.6B
Q1 24
$2.5B
Total Assets
CSTM
CSTM
WSO
WSO
Q4 25
$5.4B
$4.4B
Q3 25
$5.4B
$4.6B
Q2 25
$5.4B
$4.7B
Q1 25
$5.2B
$4.5B
Q4 24
$4.5B
Q3 24
$4.5B
Q2 24
$4.4B
Q1 24
$4.4B
Debt / Equity
CSTM
CSTM
WSO
WSO
Q4 25
2.00×
0.13×
Q3 25
2.34×
0.12×
Q2 25
2.53×
0.12×
Q1 25
2.56×
0.13×
Q4 24
0.13×
Q3 24
0.12×
Q2 24
0.12×
Q1 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
CSTM
CSTM
WSO
WSO
Operating Cash FlowLast quarter
$218.0M
$399.8M
Free Cash FlowOCF − Capex
$109.0M
$388.5M
FCF MarginFCF / Revenue
5.0%
24.6%
Capex IntensityCapex / Revenue
5.0%
0.7%
Cash ConversionOCF / Net Profit
1.95×
5.57×
TTM Free Cash FlowTrailing 4 quarters
$159.0M
$535.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSTM
CSTM
WSO
WSO
Q4 25
$218.0M
$399.8M
Q3 25
$99.0M
$354.9M
Q2 25
$114.0M
$-7.4M
Q1 25
$58.0M
$-177.6M
Q4 24
$378.9M
Q3 24
$232.8M
Q2 24
$138.0M
$57.7M
Q1 24
$103.7M
Free Cash Flow
CSTM
CSTM
WSO
WSO
Q4 25
$109.0M
$388.5M
Q3 25
$24.0M
$346.1M
Q2 25
$37.0M
$-14.3M
Q1 25
$-11.0M
$-185.2M
Q4 24
$370.9M
Q3 24
$223.0M
Q2 24
$54.0M
$51.3M
Q1 24
$97.9M
FCF Margin
CSTM
CSTM
WSO
WSO
Q4 25
5.0%
24.6%
Q3 25
1.1%
16.7%
Q2 25
1.8%
-0.7%
Q1 25
-0.6%
-12.1%
Q4 24
21.1%
Q3 24
10.3%
Q2 24
2.8%
2.4%
Q1 24
6.3%
Capex Intensity
CSTM
CSTM
WSO
WSO
Q4 25
5.0%
0.7%
Q3 25
3.5%
0.4%
Q2 25
3.7%
0.3%
Q1 25
3.5%
0.5%
Q4 24
0.5%
Q3 24
0.5%
Q2 24
4.3%
0.3%
Q1 24
0.4%
Cash Conversion
CSTM
CSTM
WSO
WSO
Q4 25
1.95×
5.57×
Q3 25
1.13×
2.20×
Q2 25
3.17×
-0.04×
Q1 25
1.57×
-2.22×
Q4 24
3.91×
Q3 24
1.36×
Q2 24
1.82×
0.32×
Q1 24
1.19×

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%

WSO
WSO

Segment breakdown not available.

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