WallStSmart

AerCap Holdings NV (AER)vsCustom Truck One Source Inc (CTOS)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

AerCap Holdings NV generates 338% more annual revenue ($8.68B vs $1.98B). AER leads profitability with a 45.2% profit margin vs -0.9%. AER earns a higher WallStSmart Score of 85/100 (A-).

AER

Exceptional Buy

85

out of 100

Grade: A-

Growth: 7.3Profit: 8.5Value: 6.7Quality: 4.3
Piotroski: 7/9Altman Z: 0.90

CTOS

Hold

36

out of 100

Grade: F

Growth: 4.7Profit: 3.5Value: 6.7Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

AERSignificantly Overvalued (-35.3%)

Margin of Safety

-35.3%

Fair Value

$109.60

Current Price

$150.00

$40.40 premium

UndervaluedFair: $109.60Overvalued
CTOSUndervalued (+50.7%)

Margin of Safety

+50.7%

Fair Value

$14.39

Current Price

$9.70

$4.69 discount

UndervaluedFair: $14.39Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

AER6 strengths · Avg: 9.5/10
P/E RatioValuation
6.5x10/10

Attractively priced relative to earnings

Price/BookValuation
1.3x10/10

Reasonable price relative to book value

Profit MarginProfitability
45.2%10/10

Keeps 45 of every $100 in revenue as profit

Operating MarginProfitability
60.9%10/10

Strong operational efficiency at 60.9%

Return on EquityProfitability
22.1%9/10

Every $100 of equity generates 22 in profit

PEG RatioValuation
0.808/10

Growing faster than its price suggests

CTOS1 strengths · Avg: 8.0/10
Price/BookValuation
2.7x8/10

Reasonable price relative to book value

Areas to Watch

AER2 concerns · Avg: 2.0/10
Free Cash FlowQuality
$-69.91M2/10

Negative free cash flow — burning cash

Altman Z-ScoreHealth
0.902/10

Distress zone — elevated risk

CTOS3 concerns · Avg: 1.7/10
Return on EquityProfitability
-2.1%2/10

ROE of -2.1% — below average capital efficiency

EPS GrowthGrowth
-26.5%2/10

Earnings declined 26.5%

Profit MarginProfitability
-0.9%1/10

Currently unprofitable

Comparative Analysis Report

WallStSmart Research

Bull Case : AER

The strongest argument for AER centers on P/E Ratio, Price/Book, Profit Margin. Profitability is solid with margins at 45.2% and operating margin at 60.9%. PEG of 0.80 suggests the stock is reasonably priced for its growth.

Bull Case : CTOS

The strongest argument for CTOS centers on Price/Book.

Bear Case : AER

The primary concerns for AER are Free Cash Flow, Altman Z-Score.

Bear Case : CTOS

The primary concerns for CTOS are Return on Equity, EPS Growth, Profit Margin.

Key Dynamics to Monitor

AER profiles as a mature stock while CTOS is a turnaround play — different risk/reward profiles.

CTOS carries more volatility with a beta of 1.12 — expect wider price swings.

CTOS is growing revenue faster at 9.3% — sustainability is the question.

CTOS generates stronger free cash flow (14M), providing more financial flexibility.

Bottom Line

AER scores higher overall (85/100 vs 36/100), backed by strong 45.2% margins. CTOS offers better value entry with a 50.7% margin of safety. Both earn "Exceptional Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

AerCap Holdings NV

INDUSTRIALS · RENTAL & LEASING SERVICES · USA

AerCap Holdings NV is engaged in the leasing, financing, sale and management of commercial aircraft and engines in mainland China, Hong Kong, Macau, the United States, Ireland and internationally. The company is headquartered in Dublin, Ireland.

Custom Truck One Source Inc

INDUSTRIALS · RENTAL & LEASING SERVICES · USA

Custom Truck One Source, Inc. provides specialized equipment rental services to the electrical, telecommunications, and railroad transmission and distribution industries in North America. The company is headquartered in Kansas City, Missouri.

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