Aon PLC (AON)vsBrown & Brown Inc (BRO)
AON
Aon PLC
$334.81
-2.78%
FINANCIAL SERVICES · Cap: $68.24B
BRO
Brown & Brown Inc
$72.12
-3.04%
FINANCIAL SERVICES · Cap: $21.85B
Smart Verdict
WallStSmart Research — data-driven comparison
Aon PLC generates 159% more annual revenue ($17.68B vs $6.81B). AON leads profitability with a 22.2% profit margin vs 17.9%. BRO appears more attractively valued with a PEG of 1.72. AON earns a higher WallStSmart Score of 62/100 (C+).
AON
Buy62
out of 100
Grade: C+
BRO
Buy61
out of 100
Grade: C+
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Every $100 of equity generates 41 in profit
Large-cap with strong market position
Keeps 22 of every $100 in revenue as profit
Attractively priced relative to earnings
Strong operational efficiency at 22.2%
Conservative balance sheet, low leverage
Reasonable price relative to book value
Strong operational efficiency at 24.0%
Areas to Watch
2.6% revenue growth
Elevated debt levels
Expensive relative to growth rate
Distress zone — elevated risk
Expensive relative to growth rate
Weak financial health signals
Earnings declined 1.0%
Distress zone — elevated risk
Comparative Analysis Report
WallStSmart ResearchBull Case : AON
The strongest argument for AON centers on Return on Equity, Market Cap, Profit Margin. Profitability is solid with margins at 22.2% and operating margin at 22.2%.
Bull Case : BRO
The strongest argument for BRO centers on Debt/Equity, Price/Book, Operating Margin. Profitability is solid with margins at 17.9% and operating margin at 24.0%.
Bear Case : AON
The primary concerns for AON are Revenue Growth, Debt/Equity, PEG Ratio. Debt-to-equity of 1.64 is elevated, increasing financial risk.
Bear Case : BRO
The primary concerns for BRO are PEG Ratio, Piotroski F-Score, EPS Growth.
Key Dynamics to Monitor
AON profiles as a value stock while BRO is a mature play — different risk/reward profiles.
AON carries more volatility with a beta of 0.69 — expect wider price swings.
BRO is growing revenue faster at 9.7% — sustainability is the question.
Monitor INSURANCE BROKERS industry trends, competitive dynamics, and regulatory changes.
Bottom Line
AON scores higher overall (62/100 vs 61/100), backed by strong 22.2% margins. Both earn "Buy" and "Buy" 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.
Brown & Brown Inc
FINANCIAL SERVICES · INSURANCE BROKERS · USA
Brown & Brown, Inc. markets and sells insurance products and services in the United States, Bermuda, Canada, the Cayman Islands, Ireland, and the United Kingdom. The company is headquartered in Daytona Beach, Florida.
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