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Side-by-side financial comparison of CONSTELLIUM SE (CSTM) and PLEXUS CORP (PLXS). Click either name above to swap in a different company.
CONSTELLIUM SE is the larger business by last-quarter revenue ($2.2B vs $1.2B, roughly 1.9× PLEXUS CORP). CONSTELLIUM SE runs the higher net margin — 5.1% vs 4.3%, a 0.8% gap on every dollar of revenue.
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.
Plex Systems, Inc. is an American software company based in Troy, Michigan. The company develops and markets the Plex Manufacturing Cloud, a software as a service (SaaS) or cloud computing ERP for manufacturing.
CSTM vs PLXS — Head-to-Head
Income Statement — Q4 FY2025 vs Q2 FY2026
| Metric | | |
|---|---|---|
| Revenue | $2.2B | $1.2B |
| Net Profit | $112.0M | $49.8M |
| Gross Margin | — | 10.2% |
| Operating Margin | 7.5% | 5.3% |
| Net Margin | 5.1% | 4.3% |
| Revenue YoY | — | 18.7% |
| Net Profit YoY | — | 27.5% |
| 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.
| Q1 26 | — | $1.1B | ||
| Q4 25 | $2.2B | — | ||
| Q3 25 | $2.2B | — | ||
| Q2 25 | $2.1B | — | ||
| Q1 25 | $2.0B | — | ||
| Q2 24 | $1.9B | — | ||
| Q3 23 | — | $1.0B | ||
| Q2 23 | — | $1.1B |
| Q1 26 | — | $41.2M | ||
| Q4 25 | $112.0M | — | ||
| Q3 25 | $88.0M | — | ||
| Q2 25 | $36.0M | — | ||
| Q1 25 | $37.0M | — | ||
| Q2 24 | $76.0M | — | ||
| Q3 23 | — | $15.8M | ||
| Q2 23 | — | $40.8M |
| Q1 26 | — | 9.9% | ||
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q2 24 | — | — | ||
| Q3 23 | — | 8.9% | ||
| Q2 23 | — | 9.4% |
| Q1 26 | — | 5.1% | ||
| Q4 25 | 7.5% | — | ||
| Q3 25 | 5.8% | — | ||
| Q2 25 | 2.7% | — | ||
| Q1 25 | 3.1% | — | ||
| Q2 24 | 5.4% | — | ||
| Q3 23 | — | 2.7% | ||
| Q2 23 | — | 5.2% |
| Q1 26 | — | 3.8% | ||
| Q4 25 | 5.1% | — | ||
| Q3 25 | 4.1% | — | ||
| Q2 25 | 1.7% | — | ||
| Q1 25 | 1.9% | — | ||
| Q2 24 | 3.9% | — | ||
| Q3 23 | — | 1.5% | ||
| Q2 23 | — | 3.7% |
| Q1 26 | — | $1.51 | ||
| Q4 25 | $0.79 | — | ||
| Q3 25 | $0.62 | — | ||
| Q2 25 | $0.25 | — | ||
| Q1 25 | $0.26 | — | ||
| Q2 24 | $0.51 | — | ||
| Q3 23 | — | $0.56 | ||
| Q2 23 | — | $1.45 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $120.0M | $303.1M |
| Total DebtLower is stronger | $1.9B | — |
| Stockholders' EquityBook value | $952.0M | $1.5B |
| Total Assets | $5.4B | $3.4B |
| Debt / EquityLower = less leverage | 2.00× | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $248.8M | ||
| Q4 25 | $120.0M | — | ||
| Q3 25 | $122.0M | — | ||
| Q2 25 | $133.0M | — | ||
| Q1 25 | $118.0M | — | ||
| Q2 24 | — | — | ||
| Q3 23 | — | $253.0M | ||
| Q2 23 | — | $269.7M |
| Q1 26 | — | — | ||
| Q4 25 | $1.9B | — | ||
| Q3 25 | $2.0B | — | ||
| Q2 25 | $2.0B | — | ||
| Q1 25 | $1.9B | — | ||
| Q2 24 | — | — | ||
| Q3 23 | — | — | ||
| Q2 23 | — | — |
| Q1 26 | — | $1.5B | ||
| Q4 25 | $952.0M | — | ||
| Q3 25 | $845.0M | — | ||
| Q2 25 | $780.0M | — | ||
| Q1 25 | $745.0M | — | ||
| Q2 24 | $796.0M | — | ||
| Q3 23 | — | $1.2B | ||
| Q2 23 | — | $1.2B |
| Q1 26 | — | $3.2B | ||
| Q4 25 | $5.4B | — | ||
| Q3 25 | $5.4B | — | ||
| Q2 25 | $5.4B | — | ||
| Q1 25 | $5.2B | — | ||
| Q2 24 | — | — | ||
| Q3 23 | — | $3.4B | ||
| Q2 23 | — | $3.4B |
| Q1 26 | — | — | ||
| Q4 25 | 2.00× | — | ||
| Q3 25 | 2.34× | — | ||
| Q2 25 | 2.53× | — | ||
| Q1 25 | 2.56× | — | ||
| Q2 24 | — | — | ||
| Q3 23 | — | — | ||
| Q2 23 | — | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $218.0M | — |
| Free Cash FlowOCF − Capex | $109.0M | — |
| FCF MarginFCF / Revenue | 5.0% | — |
| Capex IntensityCapex / Revenue | 5.0% | — |
| Cash ConversionOCF / Net Profit | 1.95× | — |
| TTM Free Cash FlowTrailing 4 quarters | $159.0M | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $218.0M | — | ||
| Q3 25 | $99.0M | — | ||
| Q2 25 | $114.0M | — | ||
| Q1 25 | $58.0M | — | ||
| Q2 24 | $138.0M | — | ||
| Q3 23 | — | $18.8M | ||
| Q2 23 | — | $106.0M |
| Q1 26 | — | — | ||
| Q4 25 | $109.0M | — | ||
| Q3 25 | $24.0M | — | ||
| Q2 25 | $37.0M | — | ||
| Q1 25 | $-11.0M | — | ||
| Q2 24 | $54.0M | — | ||
| Q3 23 | — | $-11.5M | ||
| Q2 23 | — | $79.5M |
| Q1 26 | — | — | ||
| Q4 25 | 5.0% | — | ||
| Q3 25 | 1.1% | — | ||
| Q2 25 | 1.8% | — | ||
| Q1 25 | -0.6% | — | ||
| Q2 24 | 2.8% | — | ||
| Q3 23 | — | -1.1% | ||
| Q2 23 | — | 7.3% |
| Q1 26 | — | — | ||
| Q4 25 | 5.0% | — | ||
| Q3 25 | 3.5% | — | ||
| Q2 25 | 3.7% | — | ||
| Q1 25 | 3.5% | — | ||
| Q2 24 | 4.3% | — | ||
| Q3 23 | — | 2.9% | ||
| Q2 23 | — | 2.4% |
| Q1 26 | — | — | ||
| Q4 25 | 1.95× | — | ||
| Q3 25 | 1.13× | — | ||
| Q2 25 | 3.17× | — | ||
| Q1 25 | 1.57× | — | ||
| Q2 24 | 1.82× | — | ||
| Q3 23 | — | 1.19× | ||
| Q2 23 | — | 2.59× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
CSTM
| Packaging Rolled Products | $1.0B | 46% |
| Automotive Rolled Products | $318.0M | 14% |
| Aerospace Rolled Products | $270.0M | 12% |
| Transportation Industry Defense And Other Rolled Products | $232.0M | 11% |
| Automotive Extruded Products | $220.0M | 10% |
| Other Extruded Products | $132.0M | 6% |
| Specialty And Other Thin Rolled Products | $22.0M | 1% |
PLXS
| Asia-Pacific | $652.0M | 56% |
| Americas | $397.0M | 34% |
| Europe, Middle East and Africa | $116.0M | 10% |
