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

CONSTELLIUM SE is the larger business by last-quarter revenue ($2.2B vs $2.0B, roughly 1.1× KeyCorp). KeyCorp runs the higher net margin — 25.4% vs 5.1%, a 20.3% gap on every dollar of revenue. KeyCorp produced more free cash flow last quarter ($2.1B 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.

Key is a Japanese visual novel studio known for making dramatic and plot-oriented titles. It was formed on July 21, 1998, as a brand under the publisher Visual Arts, and is located in Kita, Osaka.

CSTM vs KEY — Head-to-Head

Bigger by revenue
CSTM
CSTM
1.1× larger
CSTM
$2.2B
$2.0B
KEY
Higher net margin
KEY
KEY
20.3% more per $
KEY
25.4%
5.1%
CSTM
More free cash flow
KEY
KEY
$2.0B more FCF
KEY
$2.1B
$109.0M
CSTM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CSTM
CSTM
KEY
KEY
Revenue
$2.2B
$2.0B
Net Profit
$112.0M
$510.0M
Gross Margin
Operating Margin
7.5%
32.3%
Net Margin
5.1%
25.4%
Revenue YoY
131.8%
Net Profit YoY
309.0%
EPS (diluted)
$0.79
$0.43

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
KEY
KEY
Q4 25
$2.2B
$2.0B
Q3 25
$2.2B
$1.9B
Q2 25
$2.1B
$1.8B
Q1 25
$2.0B
$1.8B
Q4 24
$865.0M
Q3 24
$695.0M
Q2 24
$1.9B
$1.5B
Q1 24
$1.5B
Net Profit
CSTM
CSTM
KEY
KEY
Q4 25
$112.0M
$510.0M
Q3 25
$88.0M
$489.0M
Q2 25
$36.0M
$425.0M
Q1 25
$37.0M
$405.0M
Q4 24
$-244.0M
Q3 24
$-410.0M
Q2 24
$76.0M
$274.0M
Q1 24
$219.0M
Operating Margin
CSTM
CSTM
KEY
KEY
Q4 25
7.5%
32.3%
Q3 25
5.8%
31.8%
Q2 25
2.7%
29.3%
Q1 25
3.1%
29.0%
Q4 24
-92.6%
Q3 24
-72.8%
Q2 24
5.4%
22.0%
Q1 24
18.1%
Net Margin
CSTM
CSTM
KEY
KEY
Q4 25
5.1%
25.4%
Q3 25
4.1%
25.8%
Q2 25
1.7%
23.1%
Q1 25
1.9%
22.8%
Q4 24
-54.7%
Q3 24
-59.0%
Q2 24
3.9%
18.0%
Q1 24
14.3%
EPS (diluted)
CSTM
CSTM
KEY
KEY
Q4 25
$0.79
$0.43
Q3 25
$0.62
$0.41
Q2 25
$0.25
$0.35
Q1 25
$0.26
$0.33
Q4 24
$-0.30
Q3 24
$-0.47
Q2 24
$0.51
$0.25
Q1 24
$0.20

Balance Sheet & Financial Strength

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

Metric
CSTM
CSTM
KEY
KEY
Cash + ST InvestmentsLiquidity on hand
$120.0M
$10.2B
Total DebtLower is stronger
$1.9B
$9.9B
Stockholders' EquityBook value
$952.0M
$20.4B
Total Assets
$5.4B
$184.4B
Debt / EquityLower = less leverage
2.00×
0.49×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSTM
CSTM
KEY
KEY
Q4 25
$120.0M
$10.2B
Q3 25
$122.0M
$13.3B
Q2 25
$133.0M
$11.6B
Q1 25
$118.0M
$15.3B
Q4 24
$17.5B
Q3 24
$22.8B
Q2 24
$15.5B
Q1 24
$13.2B
Total Debt
CSTM
CSTM
KEY
KEY
Q4 25
$1.9B
$9.9B
Q3 25
$2.0B
$10.9B
Q2 25
$2.0B
$12.1B
Q1 25
$1.9B
$12.4B
Q4 24
$12.1B
Q3 24
$15.7B
Q2 24
$16.9B
Q1 24
$20.8B
Stockholders' Equity
CSTM
CSTM
KEY
KEY
Q4 25
$952.0M
$20.4B
Q3 25
$845.0M
$20.1B
Q2 25
$780.0M
$19.5B
Q1 25
$745.0M
$19.0B
Q4 24
$18.2B
Q3 24
$16.9B
Q2 24
$796.0M
$14.8B
Q1 24
$14.5B
Total Assets
CSTM
CSTM
KEY
KEY
Q4 25
$5.4B
$184.4B
Q3 25
$5.4B
$187.4B
Q2 25
$5.4B
$185.5B
Q1 25
$5.2B
$188.7B
Q4 24
$187.2B
Q3 24
$189.8B
Q2 24
$187.4B
Q1 24
$187.5B
Debt / Equity
CSTM
CSTM
KEY
KEY
Q4 25
2.00×
0.49×
Q3 25
2.34×
0.54×
Q2 25
2.53×
0.62×
Q1 25
2.56×
0.65×
Q4 24
0.67×
Q3 24
0.93×
Q2 24
1.14×
Q1 24
1.43×

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
KEY
KEY
Operating Cash FlowLast quarter
$218.0M
$2.2B
Free Cash FlowOCF − Capex
$109.0M
$2.1B
FCF MarginFCF / Revenue
5.0%
104.8%
Capex IntensityCapex / Revenue
5.0%
5.3%
Cash ConversionOCF / Net Profit
1.95×
4.33×
TTM Free Cash FlowTrailing 4 quarters
$159.0M
$3.5B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSTM
CSTM
KEY
KEY
Q4 25
$218.0M
$2.2B
Q3 25
$99.0M
$396.0M
Q2 25
$114.0M
$1.2B
Q1 25
$58.0M
$-140.0M
Q4 24
$664.0M
Q3 24
$-1.2B
Q2 24
$138.0M
$-217.0M
Q1 24
$359.0M
Free Cash Flow
CSTM
CSTM
KEY
KEY
Q4 25
$109.0M
$2.1B
Q3 25
$24.0M
$367.0M
Q2 25
$37.0M
$1.2B
Q1 25
$-11.0M
$-150.0M
Q4 24
$599.0M
Q3 24
$-1.2B
Q2 24
$54.0M
$-230.0M
Q1 24
$347.0M
FCF Margin
CSTM
CSTM
KEY
KEY
Q4 25
5.0%
104.8%
Q3 25
1.1%
19.4%
Q2 25
1.8%
65.8%
Q1 25
-0.6%
-8.5%
Q4 24
69.2%
Q3 24
-175.8%
Q2 24
2.8%
-15.1%
Q1 24
22.6%
Capex Intensity
CSTM
CSTM
KEY
KEY
Q4 25
5.0%
5.3%
Q3 25
3.5%
1.5%
Q2 25
3.7%
1.3%
Q1 25
3.5%
0.6%
Q4 24
7.5%
Q3 24
2.4%
Q2 24
4.3%
0.9%
Q1 24
0.8%
Cash Conversion
CSTM
CSTM
KEY
KEY
Q4 25
1.95×
4.33×
Q3 25
1.13×
0.81×
Q2 25
3.17×
2.90×
Q1 25
1.57×
-0.35×
Q4 24
Q3 24
Q2 24
1.82×
-0.79×
Q1 24
1.64×

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%

KEY
KEY

Segment breakdown not available.

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