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Side-by-side financial comparison of CENTURY ALUMINUM CO (CENX) and CSG SYSTEMS INTERNATIONAL INC (CSGS). Click either name above to swap in a different company.
CENTURY ALUMINUM CO is the larger business by last-quarter revenue ($633.7M vs $323.1M, roughly 2.0× CSG SYSTEMS INTERNATIONAL INC). CSG SYSTEMS INTERNATIONAL INC runs the higher net margin — 2.2% vs 0.3%, a 1.9% gap on every dollar of revenue. On growth, CSG SYSTEMS INTERNATIONAL INC posted the faster year-over-year revenue change (2.0% vs 0.4%). CENTURY ALUMINUM CO produced more free cash flow last quarter ($67.7M vs $55.8M). Over the past eight quarters, CENTURY ALUMINUM CO's revenue compounded faster (13.8% CAGR vs 4.6%).
Century Aluminum Company is a US-based producer of primary aluminum, with aluminum plants in Kentucky, South Carolina and Iceland. It is the largest producer of primary aluminum in the United States. The company is a publicly held corporation listed on the NASDAQ. The headquarters is at One South Wacker in Chicago.
CSG Holding Limited, formerly China Southern Glass Holding Limited, is the largest architectural glass manufacturer in China. It is involved in manufacturing and selling glass products, such as float glass, architectural glass, display glass, automotive glass, coated glass, mirrors, color filter glass, solar glass and conservation glass.
CENX vs CSGS — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $633.7M | $323.1M |
| Net Profit | $1.8M | $7.0M |
| Gross Margin | 13.0% | 50.0% |
| Operating Margin | 5.2% | 9.0% |
| Net Margin | 0.3% | 2.2% |
| Revenue YoY | 0.4% | 2.0% |
| Net Profit YoY | -96.0% | -79.7% |
| EPS (diluted) | $0.03 | $0.24 |
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.
| Q4 25 | $633.7M | $323.1M | ||
| Q3 25 | $632.2M | $303.6M | ||
| Q2 25 | $628.1M | $297.1M | ||
| Q1 25 | $633.9M | $299.5M | ||
| Q4 24 | $630.9M | $316.7M | ||
| Q3 24 | $539.1M | $295.1M | ||
| Q2 24 | $560.8M | $290.3M | ||
| Q1 24 | $489.5M | $295.1M |
| Q4 25 | $1.8M | $7.0M | ||
| Q3 25 | $14.9M | $20.5M | ||
| Q2 25 | $-4.6M | $12.3M | ||
| Q1 25 | $29.7M | $16.1M | ||
| Q4 24 | $45.2M | $34.5M | ||
| Q3 24 | $47.3M | $19.1M | ||
| Q2 24 | $-2.5M | $13.8M | ||
| Q1 24 | $246.8M | $19.5M |
| Q4 25 | 13.0% | 50.0% | ||
| Q3 25 | 12.2% | 48.1% | ||
| Q2 25 | 5.8% | 49.5% | ||
| Q1 25 | 9.6% | 48.4% | ||
| Q4 24 | 10.5% | 51.3% | ||
| Q3 24 | 15.2% | 49.4% | ||
| Q2 24 | 3.6% | 47.3% | ||
| Q1 24 | 3.4% | 46.5% |
| Q4 25 | 5.2% | 9.0% | ||
| Q3 25 | 9.2% | 10.0% | ||
| Q2 25 | 3.3% | 10.0% | ||
| Q1 25 | 7.3% | 9.8% | ||
| Q4 24 | 7.8% | 13.4% | ||
| Q3 24 | 11.8% | 10.8% | ||
| Q2 24 | 1.1% | 8.8% | ||
| Q1 24 | 0.4% | 10.8% |
| Q4 25 | 0.3% | 2.2% | ||
| Q3 25 | 2.4% | 6.7% | ||
| Q2 25 | -0.7% | 4.1% | ||
| Q1 25 | 4.7% | 5.4% | ||
| Q4 24 | 7.2% | 10.9% | ||
| Q3 24 | 8.8% | 6.5% | ||
| Q2 24 | -0.4% | 4.8% | ||
| Q1 24 | 50.4% | 6.6% |
| Q4 25 | $0.03 | $0.24 | ||
| Q3 25 | $0.15 | $0.73 | ||
| Q2 25 | $-0.05 | $0.44 | ||
| Q1 25 | $0.29 | $0.57 | ||
| Q4 24 | $0.58 | $1.20 | ||
| Q3 24 | $0.46 | $0.67 | ||
| Q2 24 | $-0.03 | $0.48 | ||
| Q1 24 | $2.26 | $0.68 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $134.2M | $180.0M |
| Total DebtLower is stronger | — | $539.5M |
| Stockholders' EquityBook value | $805.6M | $283.7M |
| Total Assets | $2.3B | $1.5B |
| Debt / EquityLower = less leverage | — | 1.90× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $134.2M | $180.0M | ||
| Q3 25 | $151.4M | $158.4M | ||
| Q2 25 | $40.7M | $145.9M | ||
| Q1 25 | $44.9M | $136.0M | ||
| Q4 24 | $32.9M | $161.8M | ||
| Q3 24 | — | $118.4M | ||
| Q2 24 | $41.3M | $110.4M | ||
| Q1 24 | $93.5M | $120.8M |
| Q4 25 | — | $539.5M | ||
| Q3 25 | — | $538.6M | ||
| Q2 25 | — | $537.8M | ||
| Q1 25 | — | $537.6M | ||
| Q4 24 | — | $538.5M | ||
| Q3 24 | — | $539.5M | ||
| Q2 24 | — | $540.5M | ||
| Q1 24 | — | $541.5M |
| Q4 25 | $805.6M | $283.7M | ||
| Q3 25 | $741.8M | $289.5M | ||
| Q2 25 | $724.4M | $290.7M | ||
| Q1 25 | $726.3M | $283.1M | ||
| Q4 24 | $694.4M | $282.6M | ||
| Q3 24 | $628.5M | $288.4M | ||
| Q2 24 | $601.5M | $273.3M | ||
| Q1 24 | $601.5M | $269.3M |
| Q4 25 | $2.3B | $1.5B | ||
| Q3 25 | $2.1B | $1.5B | ||
| Q2 25 | $1.9B | $1.4B | ||
| Q1 25 | $2.0B | $1.4B | ||
| Q4 24 | $1.9B | $1.5B | ||
| Q3 24 | $2.1B | $1.4B | ||
| Q2 24 | $1.8B | $1.4B | ||
| Q1 24 | $1.8B | $1.3B |
| Q4 25 | — | 1.90× | ||
| Q3 25 | — | 1.86× | ||
| Q2 25 | — | 1.85× | ||
| Q1 25 | — | 1.90× | ||
| Q4 24 | — | 1.91× | ||
| Q3 24 | — | 1.87× | ||
| Q2 24 | — | 1.98× | ||
| Q1 24 | — | 2.01× |
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 | $102.8M | $59.2M |
| Free Cash FlowOCF − Capex | $67.7M | $55.8M |
| FCF MarginFCF / Revenue | 10.7% | 17.3% |
| Capex IntensityCapex / Revenue | 5.5% | 1.1% |
| Cash ConversionOCF / Net Profit | 57.11× | 8.46× |
| TTM Free Cash FlowTrailing 4 quarters | $84.8M | $141.4M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $102.8M | $59.2M | ||
| Q3 25 | $2.0M | $47.9M | ||
| Q2 25 | $7.9M | $37.3M | ||
| Q1 25 | $72.3M | $11.5M | ||
| Q4 24 | $-41.4M | $82.5M | ||
| Q3 24 | $20.1M | $39.5M | ||
| Q2 24 | $11.5M | $43.1M | ||
| Q1 24 | $-14.8M | $-29.4M |
| Q4 25 | $67.7M | $55.8M | ||
| Q3 25 | $-18.1M | $43.9M | ||
| Q2 25 | $-15.9M | $34.6M | ||
| Q1 25 | $51.1M | $7.1M | ||
| Q4 24 | $-54.6M | $76.6M | ||
| Q3 24 | $-2.4M | $32.0M | ||
| Q2 24 | $-5.4M | $38.8M | ||
| Q1 24 | $-44.5M | $-34.1M |
| Q4 25 | 10.7% | 17.3% | ||
| Q3 25 | -2.9% | 14.5% | ||
| Q2 25 | -2.5% | 11.6% | ||
| Q1 25 | 8.1% | 2.4% | ||
| Q4 24 | -8.7% | 24.2% | ||
| Q3 24 | -0.4% | 10.8% | ||
| Q2 24 | -1.0% | 13.4% | ||
| Q1 24 | -9.1% | -11.6% |
| Q4 25 | 5.5% | 1.1% | ||
| Q3 25 | 3.2% | 1.3% | ||
| Q2 25 | 3.8% | 0.9% | ||
| Q1 25 | 3.3% | 1.5% | ||
| Q4 24 | 2.1% | 1.9% | ||
| Q3 24 | 4.2% | 2.5% | ||
| Q2 24 | 3.0% | 1.5% | ||
| Q1 24 | 6.1% | 1.6% |
| Q4 25 | 57.11× | 8.46× | ||
| Q3 25 | 0.13× | 2.34× | ||
| Q2 25 | — | 3.04× | ||
| Q1 25 | 2.43× | 0.71× | ||
| Q4 24 | -0.92× | 2.39× | ||
| Q3 24 | 0.42× | 2.07× | ||
| Q2 24 | — | 3.12× | ||
| Q1 24 | -0.06× | -1.51× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
CENX
| Aluminum | $566.3M | 89% |
| Alumina | $67.4M | 11% |
CSGS
| Software As A Service And Related Solutions | $287.2M | 89% |
| License And Service | $22.6M | 7% |
| Maintenance | $13.3M | 4% |
