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Side-by-side financial comparison of Allison Transmission Holdings Inc (ALSN) and CENTURY ALUMINUM CO (CENX). Click either name above to swap in a different company.
Allison Transmission Holdings Inc is the larger business by last-quarter revenue ($737.0M vs $633.7M, roughly 1.2× CENTURY ALUMINUM CO). Allison Transmission Holdings Inc runs the higher net margin — 13.4% vs 0.3%, a 13.1% gap on every dollar of revenue. On growth, CENTURY ALUMINUM CO posted the faster year-over-year revenue change (0.4% vs -7.4%). Allison Transmission Holdings Inc produced more free cash flow last quarter ($169.0M vs $67.7M). Over the past eight quarters, CENTURY ALUMINUM CO's revenue compounded faster (13.8% CAGR vs -3.4%).
Allison Transmission Holdings Inc. is an American manufacturer of commercial duty automatic transmissions and hybrid propulsion systems. Allison products are specified by over 250 vehicle manufacturers and are used in many market sectors, including bus, refuse, fire, construction, distribution, military, and specialty applications.
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.
ALSN vs CENX — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $737.0M | $633.7M |
| Net Profit | $99.0M | $1.8M |
| Gross Margin | 48.0% | 13.0% |
| Operating Margin | 23.2% | 5.2% |
| Net Margin | 13.4% | 0.3% |
| Revenue YoY | -7.4% | 0.4% |
| Net Profit YoY | -43.4% | -96.0% |
| EPS (diluted) | $1.18 | $0.03 |
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 | $737.0M | $633.7M | ||
| Q3 25 | $693.0M | $632.2M | ||
| Q2 25 | $814.0M | $628.1M | ||
| Q1 25 | $766.0M | $633.9M | ||
| Q4 24 | $796.0M | $630.9M | ||
| Q3 24 | $824.0M | $539.1M | ||
| Q2 24 | $816.0M | $560.8M | ||
| Q1 24 | $789.0M | $489.5M |
| Q4 25 | $99.0M | $1.8M | ||
| Q3 25 | $137.0M | $14.9M | ||
| Q2 25 | $195.0M | $-4.6M | ||
| Q1 25 | $192.0M | $29.7M | ||
| Q4 24 | $175.0M | $45.2M | ||
| Q3 24 | $200.0M | $47.3M | ||
| Q2 24 | $187.0M | $-2.5M | ||
| Q1 24 | $169.0M | $246.8M |
| Q4 25 | 48.0% | 13.0% | ||
| Q3 25 | 47.5% | 12.2% | ||
| Q2 25 | 49.4% | 5.8% | ||
| Q1 25 | 49.3% | 9.6% | ||
| Q4 24 | 46.9% | 10.5% | ||
| Q3 24 | 48.1% | 15.2% | ||
| Q2 24 | 48.3% | 3.6% | ||
| Q1 24 | 46.4% | 3.4% |
| Q4 25 | 23.2% | 5.2% | ||
| Q3 25 | 29.4% | 9.2% | ||
| Q2 25 | 31.4% | 3.3% | ||
| Q1 25 | 32.5% | 7.3% | ||
| Q4 24 | 29.5% | 7.8% | ||
| Q3 24 | 31.6% | 11.8% | ||
| Q2 24 | 32.2% | 1.1% | ||
| Q1 24 | 29.7% | 0.4% |
| Q4 25 | 13.4% | 0.3% | ||
| Q3 25 | 19.8% | 2.4% | ||
| Q2 25 | 24.0% | -0.7% | ||
| Q1 25 | 25.1% | 4.7% | ||
| Q4 24 | 22.0% | 7.2% | ||
| Q3 24 | 24.3% | 8.8% | ||
| Q2 24 | 22.9% | -0.4% | ||
| Q1 24 | 21.4% | 50.4% |
| Q4 25 | $1.18 | $0.03 | ||
| Q3 25 | $1.63 | $0.15 | ||
| Q2 25 | $2.29 | $-0.05 | ||
| Q1 25 | $2.23 | $0.29 | ||
| Q4 24 | $2.01 | $0.58 | ||
| Q3 24 | $2.27 | $0.46 | ||
| Q2 24 | $2.13 | $-0.03 | ||
| Q1 24 | $1.90 | $2.26 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $1.5B | $134.2M |
| Total DebtLower is stronger | $2.9B | — |
| Stockholders' EquityBook value | $1.9B | $805.6M |
| Total Assets | $6.1B | $2.3B |
| Debt / EquityLower = less leverage | 1.56× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $1.5B | $134.2M | ||
| Q3 25 | $902.0M | $151.4M | ||
| Q2 25 | $778.0M | $40.7M | ||
| Q1 25 | $753.0M | $44.9M | ||
| Q4 24 | $781.0M | $32.9M | ||
| Q3 24 | $788.0M | — | ||
| Q2 24 | $648.0M | $41.3M | ||
| Q1 24 | $551.0M | $93.5M |
| Q4 25 | $2.9B | — | ||
| Q3 25 | $2.4B | — | ||
| Q2 25 | $2.4B | — | ||
| Q1 25 | $2.4B | — | ||
| Q4 24 | $2.4B | — | ||
| Q3 24 | $2.4B | — | ||
| Q2 24 | $2.4B | — | ||
| Q1 24 | $2.4B | — |
| Q4 25 | $1.9B | $805.6M | ||
| Q3 25 | $1.8B | $741.8M | ||
| Q2 25 | $1.8B | $724.4M | ||
| Q1 25 | $1.7B | $726.3M | ||
| Q4 24 | $1.7B | $694.4M | ||
| Q3 24 | $1.6B | $628.5M | ||
| Q2 24 | $1.5B | $601.5M | ||
| Q1 24 | $1.3B | $601.5M |
| Q4 25 | $6.1B | $2.3B | ||
| Q3 25 | $5.5B | $2.1B | ||
| Q2 25 | $5.4B | $1.9B | ||
| Q1 25 | $5.4B | $2.0B | ||
| Q4 24 | $5.3B | $1.9B | ||
| Q3 24 | $5.4B | $2.1B | ||
| Q2 24 | $5.2B | $1.8B | ||
| Q1 24 | $5.1B | $1.8B |
| Q4 25 | 1.56× | — | ||
| Q3 25 | 1.31× | — | ||
| Q2 25 | 1.38× | — | ||
| Q1 25 | 1.45× | — | ||
| Q4 24 | 1.46× | — | ||
| Q3 24 | 1.49× | — | ||
| Q2 24 | 1.63× | — | ||
| Q1 24 | 1.80× | — |
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 | $243.0M | $102.8M |
| Free Cash FlowOCF − Capex | $169.0M | $67.7M |
| FCF MarginFCF / Revenue | 22.9% | 10.7% |
| Capex IntensityCapex / Revenue | 10.0% | 5.5% |
| Cash ConversionOCF / Net Profit | 2.45× | 57.11× |
| TTM Free Cash FlowTrailing 4 quarters | $661.0M | $84.8M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $243.0M | $102.8M | ||
| Q3 25 | $228.0M | $2.0M | ||
| Q2 25 | $184.0M | $7.9M | ||
| Q1 25 | $181.0M | $72.3M | ||
| Q4 24 | $211.0M | $-41.4M | ||
| Q3 24 | $246.0M | $20.1M | ||
| Q2 24 | $171.0M | $11.5M | ||
| Q1 24 | $173.0M | $-14.8M |
| Q4 25 | $169.0M | $67.7M | ||
| Q3 25 | $184.0M | $-18.1M | ||
| Q2 25 | $153.0M | $-15.9M | ||
| Q1 25 | $155.0M | $51.1M | ||
| Q4 24 | $136.0M | $-54.6M | ||
| Q3 24 | $210.0M | $-2.4M | ||
| Q2 24 | $150.0M | $-5.4M | ||
| Q1 24 | $162.0M | $-44.5M |
| Q4 25 | 22.9% | 10.7% | ||
| Q3 25 | 26.6% | -2.9% | ||
| Q2 25 | 18.8% | -2.5% | ||
| Q1 25 | 20.2% | 8.1% | ||
| Q4 24 | 17.1% | -8.7% | ||
| Q3 24 | 25.5% | -0.4% | ||
| Q2 24 | 18.4% | -1.0% | ||
| Q1 24 | 20.5% | -9.1% |
| Q4 25 | 10.0% | 5.5% | ||
| Q3 25 | 6.3% | 3.2% | ||
| Q2 25 | 3.8% | 3.8% | ||
| Q1 25 | 3.4% | 3.3% | ||
| Q4 24 | 9.4% | 2.1% | ||
| Q3 24 | 4.4% | 4.2% | ||
| Q2 24 | 2.6% | 3.0% | ||
| Q1 24 | 1.4% | 6.1% |
| Q4 25 | 2.45× | 57.11× | ||
| Q3 25 | 1.66× | 0.13× | ||
| Q2 25 | 0.94× | — | ||
| Q1 25 | 0.94× | 2.43× | ||
| Q4 24 | 1.21× | -0.92× | ||
| Q3 24 | 1.23× | 0.42× | ||
| Q2 24 | 0.91× | — | ||
| Q1 24 | 1.02× | -0.06× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
ALSN
| North America On Highway | $361.0M | 49% |
| Service Parts Support Equipment And Other | $160.0M | 22% |
| Outside North America On Highway | $131.0M | 18% |
| Defense | $73.0M | 10% |
| Global Off-Highway | $12.0M | 2% |
CENX
| Aluminum | $566.3M | 89% |
| Alumina | $67.4M | 11% |
