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Side-by-side financial comparison of AerCap Holdings N.V. (AER) and CARLISLE COMPANIES INC (CSL). 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 $1.1B, roughly 1.8× CARLISLE COMPANIES INC). AerCap Holdings N.V. runs the higher net margin — 66.7% vs 12.1%, a 54.6% gap on every dollar of revenue. On growth, AerCap Holdings N.V. posted the faster year-over-year revenue change (-3.6% vs -4.0%).

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.

Carlisle Companies Incorporated is a supplier of construction products that make buildings more energy efficient and resilient. The company manufactures and sells single-ply roofing products as well as warranted systems and accessories for the commercial building industry. The company is organized into two segments, including Carlisle Construction Materials and Carlisle Weatherproofing Technologies. The company's product portfolio includes moisture protection products, protective roofing unde...

AER vs CSL — Head-to-Head

Bigger by revenue
AER
AER
1.8× larger
AER
$1.9B
$1.1B
CSL
Growing faster (revenue YoY)
AER
AER
+0.3% gap
AER
-3.6%
-4.0%
CSL
Higher net margin
AER
AER
54.6% more per $
AER
66.7%
12.1%
CSL

Income Statement — Q2 FY2025 vs Q1 FY2026

Metric
AER
AER
CSL
CSL
Revenue
$1.9B
$1.1B
Net Profit
$1.3B
$127.7M
Gross Margin
34.5%
Operating Margin
73.1%
17.1%
Net Margin
66.7%
12.1%
Revenue YoY
-3.6%
-4.0%
Net Profit YoY
181.0%
-10.9%
EPS (diluted)
$7.09
$3.10

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.

Revenue
AER
AER
CSL
CSL
Q1 26
$1.1B
Q4 25
$1.1B
Q3 25
$1.3B
Q2 25
$1.9B
$1.4B
Q1 25
$1.1B
Q4 24
$1.1B
Q3 24
$1.3B
Q2 24
$2.0B
$1.5B
Net Profit
AER
AER
CSL
CSL
Q1 26
$127.7M
Q4 25
$127.4M
Q3 25
$214.2M
Q2 25
$1.3B
$255.8M
Q1 25
$143.3M
Q4 24
$162.8M
Q3 24
$244.3M
Q2 24
$448.2M
$712.4M
Gross Margin
AER
AER
CSL
CSL
Q1 26
34.5%
Q4 25
33.8%
Q3 25
36.0%
Q2 25
37.3%
Q1 25
35.2%
Q4 24
36.1%
Q3 24
38.6%
Q2 24
39.2%
Operating Margin
AER
AER
CSL
CSL
Q1 26
17.1%
Q4 25
16.8%
Q3 25
21.8%
Q2 25
73.1%
23.1%
Q1 25
16.8%
Q4 24
19.9%
Q3 24
23.7%
Q2 24
25.1%
26.0%
Net Margin
AER
AER
CSL
CSL
Q1 26
12.1%
Q4 25
11.3%
Q3 25
15.9%
Q2 25
66.7%
17.6%
Q1 25
13.1%
Q4 24
14.5%
Q3 24
18.3%
Q2 24
22.9%
49.1%
EPS (diluted)
AER
AER
CSL
CSL
Q1 26
$3.10
Q4 25
$3.06
Q3 25
$4.98
Q2 25
$7.09
$5.88
Q1 25
$3.20
Q4 24
$3.76
Q3 24
$5.25
Q2 24
$2.28
$14.84

Balance Sheet & Financial Strength

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

Metric
AER
AER
CSL
CSL
Cash + ST InvestmentsLiquidity on hand
$2.7B
$771.3M
Total DebtLower is stronger
$46.1B
Stockholders' EquityBook value
$17.9B
$1.7B
Total Assets
$73.6B
Debt / EquityLower = less leverage
2.57×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AER
AER
CSL
CSL
Q1 26
$771.3M
Q4 25
$1.1B
Q3 25
$1.1B
Q2 25
$2.7B
$68.4M
Q1 25
$220.2M
Q4 24
$753.5M
Q3 24
$1.5B
Q2 24
$1.4B
$1.7B
Total Debt
AER
AER
CSL
CSL
Q1 26
Q4 25
$2.9B
Q3 25
$2.9B
Q2 25
$46.1B
$1.9B
Q1 25
$1.9B
Q4 24
$1.9B
Q3 24
$2.3B
Q2 24
$45.7B
$2.3B
Stockholders' Equity
AER
AER
CSL
CSL
Q1 26
$1.7B
Q4 25
$1.8B
Q3 25
$2.0B
Q2 25
$17.9B
$2.1B
Q1 25
$2.2B
Q4 24
$2.5B
Q3 24
$2.8B
Q2 24
$17.0B
$3.0B
Total Assets
AER
AER
CSL
CSL
Q1 26
Q4 25
$6.3B
Q3 25
$6.5B
Q2 25
$73.6B
$5.5B
Q1 25
$5.5B
Q4 24
$5.8B
Q3 24
$6.5B
Q2 24
$71.1B
$6.7B
Debt / Equity
AER
AER
CSL
CSL
Q1 26
Q4 25
1.61×
Q3 25
1.45×
Q2 25
2.57×
0.89×
Q1 25
0.87×
Q4 24
0.77×
Q3 24
0.83×
Q2 24
2.69×
0.76×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AER
AER
CSL
CSL
Operating Cash FlowLast quarter
Free Cash FlowOCF − Capex
$-73.0M
FCF MarginFCF / Revenue
-6.9%
Capex IntensityCapex / Revenue
2.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$924.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AER
AER
CSL
CSL
Q1 26
Q4 25
$386.0M
Q3 25
$426.9M
Q2 25
$287.1M
Q1 25
$1.8M
Q4 24
$370.6M
Q3 24
$312.8M
Q2 24
$183.4M
Free Cash Flow
AER
AER
CSL
CSL
Q1 26
$-73.0M
Q4 25
$346.1M
Q3 25
$393.4M
Q2 25
$258.3M
Q1 25
$-27.2M
Q4 24
$334.0M
Q3 24
$293.5M
Q2 24
$158.5M
FCF Margin
AER
AER
CSL
CSL
Q1 26
-6.9%
Q4 25
30.7%
Q3 25
29.2%
Q2 25
17.8%
Q1 25
-2.5%
Q4 24
29.7%
Q3 24
22.0%
Q2 24
10.9%
Capex Intensity
AER
AER
CSL
CSL
Q1 26
2.7%
Q4 25
3.5%
Q3 25
2.5%
Q2 25
2.0%
Q1 25
2.6%
Q4 24
3.3%
Q3 24
1.4%
Q2 24
1.7%
Cash Conversion
AER
AER
CSL
CSL
Q1 26
Q4 25
3.03×
Q3 25
1.99×
Q2 25
1.12×
Q1 25
0.01×
Q4 24
2.28×
Q3 24
1.28×
Q2 24
0.26×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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