WallStSmart

Aon PLC (AON)vsErie Indemnity Company (ERIE)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Aon PLC generates 322% more annual revenue ($17.18B vs $4.07B). AON leads profitability with a 21.5% profit margin vs 13.8%. AON appears more attractively valued with a PEG of 2.52. AON earns a higher WallStSmart Score of 68/100 (B-).

AON

Strong Buy

68

out of 100

Grade: B-

Growth: 7.3Profit: 8.5Value: 7.3Quality: 4.3
Piotroski: 5/9Altman Z: 0.82

ERIE

Hold

49

out of 100

Grade: D+

Growth: 4.7Profit: 8.0Value: 4.7Quality: 6.3
Piotroski: 2/9Altman Z: 5.22
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

AONUndervalued (+62.1%)

Margin of Safety

+62.1%

Fair Value

$818.53

Current Price

$327.03

$491.50 discount

UndervaluedFair: $818.53Overvalued
ERIESignificantly Overvalued (-285.5%)

Margin of Safety

-285.5%

Fair Value

$72.76

Current Price

$240.53

$167.77 premium

UndervaluedFair: $72.76Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

AON6 strengths · Avg: 9.3/10
Return on EquityProfitability
46.9%10/10

Every $100 of equity generates 47 in profit

Operating MarginProfitability
31.4%10/10

Strong operational efficiency at 31.4%

EPS GrowthGrowth
138.3%10/10

Earnings expanding 138.3% YoY

Market CapQuality
$69.99B9/10

Large-cap with strong market position

Profit MarginProfitability
21.5%9/10

Keeps 22 of every $100 in revenue as profit

Free Cash FlowQuality
$1.32B8/10

Generating 1.3B in free cash flow

ERIE2 strengths · Avg: 9.5/10
Altman Z-ScoreHealth
5.2210/10

Safe zone — low bankruptcy risk

Return on EquityProfitability
26.2%9/10

Every $100 of equity generates 26 in profit

Areas to Watch

AON3 concerns · Avg: 2.7/10
Revenue GrowthGrowth
3.7%4/10

3.7% revenue growth

PEG RatioValuation
2.522/10

Expensive relative to growth rate

Altman Z-ScoreHealth
0.822/10

Distress zone — elevated risk

ERIE4 concerns · Avg: 2.8/10
Revenue GrowthGrowth
2.9%4/10

2.9% revenue growth

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

PEG RatioValuation
2.672/10

Expensive relative to growth rate

EPS GrowthGrowth
-58.4%2/10

Earnings declined 58.4%

Comparative Analysis Report

WallStSmart Research

Bull Case : AON

The strongest argument for AON centers on Return on Equity, Operating Margin, EPS Growth. Profitability is solid with margins at 21.5% and operating margin at 31.4%.

Bull Case : ERIE

The strongest argument for ERIE centers on Altman Z-Score, Return on Equity.

Bear Case : AON

The primary concerns for AON are Revenue Growth, PEG Ratio, Altman Z-Score.

Bear Case : ERIE

The primary concerns for ERIE are Revenue Growth, Piotroski F-Score, PEG Ratio.

Key Dynamics to Monitor

AON carries more volatility with a beta of 0.83 — expect wider price swings.

AON is growing revenue faster at 3.7% — sustainability is the question.

AON generates stronger free cash flow (1.3B), providing more financial flexibility.

Monitor INSURANCE BROKERS industry trends, competitive dynamics, and regulatory changes.

Bottom Line

AON scores higher overall (68/100 vs 49/100), backed by strong 21.5% margins. Both earn "Strong 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.

Aon PLC

FINANCIAL SERVICES · INSURANCE BROKERS · USA

Aon plc is a multinational professional services firm that sells a range of financial risk-mitigation products, including insurance, pension administration, and health-insurance plans.

Erie Indemnity Company

FINANCIAL SERVICES · INSURANCE BROKERS · USA

Erie Indemnity Company is an administrative agent for underwriters on the Erie Insurance Exchange in the United States. The company is headquartered in Erie, Pennsylvania.

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