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Side-by-side financial comparison of CONSTELLIUM SE (CSTM) and SIGNET JEWELERS LTD (SIG). Click either name above to swap in a different company.

CONSTELLIUM SE is the larger business by last-quarter revenue ($2.2B vs $1.4B, roughly 1.6× SIGNET JEWELERS LTD). CONSTELLIUM SE runs the higher net margin — 5.1% vs 1.4%, a 3.7% gap on every dollar of revenue. CONSTELLIUM SE produced more free cash flow last quarter ($109.0M vs $-1.5M).

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.

Signet Jewelers Ltd. is, as of 2015, the world's largest retailer of diamond jewellery. The company is domiciled in Bermuda and headquartered in Akron, Ohio through the Fairlawn suburb, and is listed on the New York Stock Exchange. The group operates in the middle-market jewellery segment and holds number one positions in the US, Canada, and UK speciality jewellery markets. Certain brands operate in the upper middle market. Signet Jewelers owns and operates the companies Blue Nile, Zales, Kay...

CSTM vs SIG — Head-to-Head

Bigger by revenue
CSTM
CSTM
1.6× larger
CSTM
$2.2B
$1.4B
SIG
Higher net margin
CSTM
CSTM
3.7% more per $
CSTM
5.1%
1.4%
SIG
More free cash flow
CSTM
CSTM
$110.5M more FCF
CSTM
$109.0M
$-1.5M
SIG

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
CSTM
CSTM
SIG
SIG
Revenue
$2.2B
$1.4B
Net Profit
$112.0M
$20.0M
Gross Margin
37.3%
Operating Margin
7.5%
1.7%
Net Margin
5.1%
1.4%
Revenue YoY
3.1%
Net Profit YoY
185.7%
EPS (diluted)
$0.79
$0.49

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
SIG
SIG
Q4 25
$2.2B
$1.4B
Q3 25
$2.2B
$1.5B
Q2 25
$2.1B
$1.5B
Q1 25
$2.0B
$2.4B
Q4 24
$1.3B
Q3 24
$1.5B
Q2 24
$1.9B
$1.5B
Q1 24
$2.5B
Net Profit
CSTM
CSTM
SIG
SIG
Q4 25
$112.0M
$20.0M
Q3 25
$88.0M
$-9.1M
Q2 25
$36.0M
$33.5M
Q1 25
$37.0M
$100.6M
Q4 24
$7.0M
Q3 24
$-98.5M
Q2 24
$76.0M
$52.1M
Q1 24
$626.2M
Gross Margin
CSTM
CSTM
SIG
SIG
Q4 25
37.3%
Q3 25
38.6%
Q2 25
38.8%
Q1 25
42.6%
Q4 24
36.0%
Q3 24
38.0%
Q2 24
37.9%
Q1 24
43.3%
Operating Margin
CSTM
CSTM
SIG
SIG
Q4 25
7.5%
1.7%
Q3 25
5.8%
0.2%
Q2 25
2.7%
3.1%
Q1 25
3.1%
6.5%
Q4 24
0.7%
Q3 24
-6.8%
Q2 24
5.4%
3.3%
Q1 24
16.7%
Net Margin
CSTM
CSTM
SIG
SIG
Q4 25
5.1%
1.4%
Q3 25
4.1%
-0.6%
Q2 25
1.7%
2.2%
Q1 25
1.9%
4.3%
Q4 24
0.5%
Q3 24
-6.6%
Q2 24
3.9%
3.4%
Q1 24
25.1%
EPS (diluted)
CSTM
CSTM
SIG
SIG
Q4 25
$0.79
$0.49
Q3 25
$0.62
$-0.22
Q2 25
$0.25
$0.78
Q1 25
$0.26
$2.25
Q4 24
$0.12
Q3 24
$-2.28
Q2 24
$0.51
$-0.90
Q1 24
$11.77

Balance Sheet & Financial Strength

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

Metric
CSTM
CSTM
SIG
SIG
Cash + ST InvestmentsLiquidity on hand
$120.0M
$234.7M
Total DebtLower is stronger
$1.9B
Stockholders' EquityBook value
$952.0M
$1.7B
Total Assets
$5.4B
$5.4B
Debt / EquityLower = less leverage
2.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSTM
CSTM
SIG
SIG
Q4 25
$120.0M
$234.7M
Q3 25
$122.0M
$281.4M
Q2 25
$133.0M
$264.1M
Q1 25
$118.0M
$604.0M
Q4 24
$157.7M
Q3 24
$403.1M
Q2 24
$729.3M
Q1 24
$1.4B
Total Debt
CSTM
CSTM
SIG
SIG
Q4 25
$1.9B
Q3 25
$2.0B
Q2 25
$2.0B
Q1 25
$1.9B
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
CSTM
CSTM
SIG
SIG
Q4 25
$952.0M
$1.7B
Q3 25
$845.0M
$1.7B
Q2 25
$780.0M
$1.8B
Q1 25
$745.0M
$1.9B
Q4 24
$1.8B
Q3 24
$1.9B
Q2 24
$796.0M
$2.1B
Q1 24
$2.2B
Total Assets
CSTM
CSTM
SIG
SIG
Q4 25
$5.4B
$5.4B
Q3 25
$5.4B
$5.3B
Q2 25
$5.4B
$5.5B
Q1 25
$5.2B
$5.7B
Q4 24
$5.7B
Q3 24
$5.6B
Q2 24
$6.2B
Q1 24
$6.8B
Debt / Equity
CSTM
CSTM
SIG
SIG
Q4 25
2.00×
Q3 25
2.34×
Q2 25
2.53×
Q1 25
2.56×
Q4 24
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
CSTM
CSTM
SIG
SIG
Operating Cash FlowLast quarter
$218.0M
$31.0M
Free Cash FlowOCF − Capex
$109.0M
$-1.5M
FCF MarginFCF / Revenue
5.0%
-0.1%
Capex IntensityCapex / Revenue
5.0%
2.3%
Cash ConversionOCF / Net Profit
1.95×
1.55×
TTM Free Cash FlowTrailing 4 quarters
$159.0M
$591.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSTM
CSTM
SIG
SIG
Q4 25
$218.0M
$31.0M
Q3 25
$99.0M
$86.3M
Q2 25
$114.0M
$-175.3M
Q1 25
$58.0M
$780.7M
Q4 24
$-75.4M
Q3 24
$43.8M
Q2 24
$138.0M
$-158.2M
Q1 24
$752.2M
Free Cash Flow
CSTM
CSTM
SIG
SIG
Q4 25
$109.0M
$-1.5M
Q3 25
$24.0M
$62.3M
Q2 25
$37.0M
$-211.9M
Q1 25
$-11.0M
$742.1M
Q4 24
$-138.5M
Q3 24
$15.8M
Q2 24
$54.0M
$-181.5M
Q1 24
$716.1M
FCF Margin
CSTM
CSTM
SIG
SIG
Q4 25
5.0%
-0.1%
Q3 25
1.1%
4.1%
Q2 25
1.8%
-13.7%
Q1 25
-0.6%
31.5%
Q4 24
-10.3%
Q3 24
1.1%
Q2 24
2.8%
-12.0%
Q1 24
28.7%
Capex Intensity
CSTM
CSTM
SIG
SIG
Q4 25
5.0%
2.3%
Q3 25
3.5%
1.6%
Q2 25
3.7%
2.4%
Q1 25
3.5%
1.6%
Q4 24
4.7%
Q3 24
1.9%
Q2 24
4.3%
1.5%
Q1 24
1.4%
Cash Conversion
CSTM
CSTM
SIG
SIG
Q4 25
1.95×
1.55×
Q3 25
1.13×
Q2 25
3.17×
-5.23×
Q1 25
1.57×
7.76×
Q4 24
-10.77×
Q3 24
Q2 24
1.82×
-3.04×
Q1 24
1.20×

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%

SIG
SIG

Other$571.9M41%
Zale Jewelry$243.4M17%
Extended Service Plan$129.6M9%
Diamonds Direct$87.9M6%
Blue Nile$74.3M5%
Extended Service Plan And Other Deferred Revenue$69.9M5%
Banter By Piercing Pagoda$69.2M5%
Watches$48.7M3%
Peoples$42.2M3%
James Allen$27.8M2%

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