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Side-by-side financial comparison of AerCap Holdings N.V. (AER) and Custom Truck One Source, Inc. (CTOS). Click either name above to swap in a different company.
AerCap Holdings N.V. is the larger business by last-quarter revenue ($1.9B vs $387.3M, roughly 4.9× Custom Truck One Source, Inc.). AerCap Holdings N.V. runs the higher net margin — 66.7% vs 5.4%, a 61.3% gap on every dollar of revenue. On growth, Custom Truck One Source, Inc. posted the faster year-over-year revenue change (-2.8% vs -3.6%).
AerCap Holdings N.V. is an Irish-American aviation leasing company headquartered in Dublin, Ireland, with offices around the world. AerCap is listed on the NYSE with the ticker 'AER'. It became the largest aviation leasing company in the world following the acquisition of ILFC in 2014, and GECAS from GE in 2021, for over $30 billion.
Custom Truck One Source, Inc. is a leading provider of specialized heavy truck and equipment solutions in North America. It offers custom vehicle manufacturing, equipment sales and rentals, aftermarket parts, and maintenance services, serving core infrastructure, utility, construction, and energy industry segments.
AER vs CTOS — Head-to-Head
Income Statement — Q2 2025 vs Q4 2025
| Metric | | |
|---|---|---|
| Revenue | $1.9B | $387.3M |
| Net Profit | $1.3B | $20.9M |
| Gross Margin | — | 31.8% |
| Operating Margin | 73.1% | 13.4% |
| Net Margin | 66.7% | 5.4% |
| Revenue YoY | -3.6% | -2.8% |
| Net Profit YoY | 181.0% | -24.3% |
| EPS (diluted) | $7.09 | $0.10 |
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 | — | $387.3M | ||
| Q3 25 | — | $359.9M | ||
| Q2 25 | $1.9B | $392.2M | ||
| Q1 25 | — | $307.1M | ||
| Q4 24 | — | $398.3M | ||
| Q3 24 | — | $337.5M | ||
| Q2 24 | $2.0B | $320.6M | ||
| Q1 24 | — | $303.5M |
| Q4 25 | — | $20.9M | ||
| Q3 25 | — | $-5.8M | ||
| Q2 25 | $1.3B | $-28.4M | ||
| Q1 25 | — | $-17.8M | ||
| Q4 24 | — | $27.6M | ||
| Q3 24 | — | $-17.4M | ||
| Q2 24 | $448.2M | $-24.5M | ||
| Q1 24 | — | $-14.3M |
| Q4 25 | — | 31.8% | ||
| Q3 25 | — | 28.0% | ||
| Q2 25 | — | 26.1% | ||
| Q1 25 | — | 27.9% | ||
| Q4 24 | — | 29.7% | ||
| Q3 24 | — | 27.2% | ||
| Q2 24 | — | 27.8% | ||
| Q1 24 | — | 29.9% |
| Q4 25 | — | 13.4% | ||
| Q3 25 | — | 9.1% | ||
| Q2 25 | 73.1% | 7.1% | ||
| Q1 25 | — | 4.0% | ||
| Q4 24 | — | 16.9% | ||
| Q3 24 | — | 6.8% | ||
| Q2 24 | 25.1% | 5.5% | ||
| Q1 24 | — | 6.1% |
| Q4 25 | — | 5.4% | ||
| Q3 25 | — | -1.6% | ||
| Q2 25 | 66.7% | -7.2% | ||
| Q1 25 | — | -5.8% | ||
| Q4 24 | — | 6.9% | ||
| Q3 24 | — | -5.2% | ||
| Q2 24 | 22.9% | -7.6% | ||
| Q1 24 | — | -4.7% |
| Q4 25 | — | $0.10 | ||
| Q3 25 | — | $-0.03 | ||
| Q2 25 | $7.09 | $-0.13 | ||
| Q1 25 | — | $-0.08 | ||
| Q4 24 | — | $0.11 | ||
| Q3 24 | — | $-0.07 | ||
| Q2 24 | $2.28 | $-0.10 | ||
| Q1 24 | — | $-0.06 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $2.7B | $6.3M |
| Total DebtLower is stronger | $46.1B | $1.6B |
| Stockholders' EquityBook value | $17.9B | $809.1M |
| Total Assets | $73.6B | $3.4B |
| Debt / EquityLower = less leverage | 2.57× | 2.03× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $6.3M | ||
| Q3 25 | — | $13.1M | ||
| Q2 25 | $2.7B | $5.3M | ||
| Q1 25 | — | $5.4M | ||
| Q4 24 | — | $3.8M | ||
| Q3 24 | — | $8.4M | ||
| Q2 24 | $1.4B | $8.1M | ||
| Q1 24 | — | $8.0M |
| Q4 25 | — | $1.6B | ||
| Q3 25 | — | $1.6B | ||
| Q2 25 | $46.1B | $1.6B | ||
| Q1 25 | — | $1.6B | ||
| Q4 24 | — | $1.5B | ||
| Q3 24 | — | $1.6B | ||
| Q2 24 | $45.7B | $1.5B | ||
| Q1 24 | — | $1.5B |
| Q4 25 | — | $809.1M | ||
| Q3 25 | — | $784.7M | ||
| Q2 25 | $17.9B | $790.1M | ||
| Q1 25 | — | $813.4M | ||
| Q4 24 | — | $861.3M | ||
| Q3 24 | — | $837.5M | ||
| Q2 24 | $17.0B | $856.7M | ||
| Q1 24 | — | $896.7M |
| Q4 25 | — | $3.4B | ||
| Q3 25 | — | $3.5B | ||
| Q2 25 | $73.6B | $3.6B | ||
| Q1 25 | — | $3.5B | ||
| Q4 24 | — | $3.5B | ||
| Q3 24 | — | $3.6B | ||
| Q2 24 | $71.1B | $3.5B | ||
| Q1 24 | — | $3.5B |
| Q4 25 | — | 2.03× | ||
| Q3 25 | — | 2.10× | ||
| Q2 25 | 2.57× | 2.04× | ||
| Q1 25 | — | 1.97× | ||
| Q4 24 | — | 1.77× | ||
| Q3 24 | — | 1.87× | ||
| Q2 24 | 2.69× | 1.79× | ||
| Q1 24 | — | 1.67× |
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 | — | $47.3M |
| Free Cash FlowOCF − Capex | — | — |
| FCF MarginFCF / Revenue | — | — |
| Capex IntensityCapex / Revenue | — | — |
| Cash ConversionOCF / Net Profit | — | 2.27× |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $47.3M | ||
| Q3 25 | — | $81.5M | ||
| Q2 25 | — | $125.7M | ||
| Q1 25 | — | $55.6M | ||
| Q4 24 | — | $82.1M | ||
| Q3 24 | — | $16.5M | ||
| Q2 24 | — | $37.8M | ||
| Q1 24 | — | $-14.4M |
| Q4 25 | — | 2.27× | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | 2.98× | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
AER
Segment breakdown not available.
CTOS
| Equipment Rental Solutions Segment | $207.1M | 53% |
| Rental Revenue Excluding Shipping And Handling | $135.5M | 35% |
| Sales And Services Parts And Services | $32.3M | 8% |
| Rental Revenue Shipping And Handling | $6.5M | 2% |
| Sales And Services | $5.5M | 1% |
