Compare StocksAAPL vs AON

Apple Inc. (AAPL) vs Aon plc (AON)

AAPL
Apple Inc.
$248.96
VS
AON
Aon plc
$316.99

Rewards

AAPL
  • Apple Inc. has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Apple Inc. scores 96/100 on the Economic Moat Score (Wide Moat), with roic consistency as the strongest competitive dimension.
  • Return on equity has consistently exceeded 20% over 4 years, indicating efficient use of shareholder capital.
AON
  • Aon plc has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
  • Aon plc scores 90/100 on the Economic Moat Score (Wide Moat), with reinvestment efficiency as the strongest competitive dimension.
  • Each dollar of retained earnings has created $1.94 of market value — management is creating shareholder value.

Risks

AAPL
  • FCF yield of 2.9% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • 12 insider sales with no purchases over the past 12 months — a persistent pattern of insider selling.
AON
  • Altman Z-Score of 1.80 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.

Key Valuation Metrics

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AAPL
AON
Valuation
$106.31B
Free Cash Flow
$3.06B
2.91%
FCF Yield
4.49%
31.55
Trailing P/E
18.62
26.71
Forward P/E
14.72
Quality & Moat
68.12%
ROIC
16.61%
127.01%
ROE
38.70%
47.33%
Gross Margin
47.20%
1.72
PEG Ratio
0.13
Balance Sheet Safety
1.03
Debt / Equity
1.68
N/A
Interest Coverage
N/A
0.15
Net Debt / EBITDA
2.38
0.42%
Dividend Yield
0.94%
AAPL: 5Ties: 2AON: 5
AAPLAON

Historical Fundamentals

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AAPL

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.

AON

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.

$1 Retained Earnings Test

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AAPL
$7.57
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$257.06B
Δ Market Cap
+$1.94T
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
AON
$1.94
created per $1 retained over 3 years
Value Creator
Σ Retained
$7.23B
Δ Market Cap
+$14.04B
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer

Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer

Discounted Cash Flow (DCF) Analysis

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AAPL
38.3% Overvalued
Price is 38.3% above estimated fair value
Current Price: $248.96
Fair Value: $179.99
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
AON
26.3% Margin of Safety
Price is 26.3% below estimated fair value
Current Price: $316.99
Fair Value: $429.96
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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AAPL

What growth rate is the market pricing in at $249?

+14.5%
Market-Implied Owner Earnings Growth
Standard FCF implies +15.2%

The market implies +14.5% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +15.2%, reflecting heavy growth investment.

AON

What growth rate is the market pricing in at $317?

+9.1%
Market-Implied Owner Earnings Growth
Standard FCF implies +11.6%

The market implies +9.1% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +11.6%, reflecting heavy growth investment expected to generate future returns.

Economic Moat Score

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AAPL
96/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat with strength across all dimensions. ROIC Consistency is the standout factor.

Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 5 years of fundamental data.
AON
90/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat with strength across all dimensions. Reinvestment Efficiency is the standout factor.

Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 4 years of fundamental data.

Forensic Accounting

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AAPL
-2.29
Unlikely Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone

M-Score Trend

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.
AON
-2.36
Unlikely Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone

M-Score Trend

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.

Ownership Breakdown

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AAPL
Insiders 1.6%Institutions 65.3%Retail & Other 33.1%
No. of Institutional Holders7,544
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.
AON
Insiders 2.8%Institutions 88.8%Retail & Other 8.4%
No. of Institutional Holders1,739
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.

High insider ownership aligns management incentives with shareholders. Institutional concentration can indicate smart-money conviction but also crowding risk.

Insider Buying Activity

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AAPL
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
AON
1
Buys (3M)
1
Buys (12M)
Total value (12M): $1.28M
KNIGHT LESTER B III
Director
$1.28M
@ $319.24 · 2026-02-10
SPRUELL BYRON
Director
$246,558
@ $340.08 · 2024-08-28
KNIGHT LESTER B III
Director
$2.77M
@ $276.61 · 2024-05-03
Open market purchases · includes direct & indirect ownership · excludes option exercises

Open market purchases · includes direct & indirect ownership · excludes option exercises.

Insider Selling Activity

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AAPL
0
Sells (3M)
12
Sells (12M)
Total value (12M): $129.96M
KONDO CHRISTOPHER
Officer
$1.02M
@ $271.23 · 2025-11-07
PAREKH KEVAN
Chief Financial Officer
$1.04M
@ $247.39 · 2025-10-16
O'BRIEN DEIRDRE
Officer
$11.07M
@ $257.39 · 2025-10-02
COOK TIMOTHY D
Chief Executive Officer
$33.38M
@ $256.81 · 2025-10-02
ADAMS KATHERINE L
General Counsel
$12.10M
@ $256.79 · 2025-10-02
LEVINSON ARTHUR D
Director
$20.89M
@ $232.07 · 2025-08-28
O'BRIEN DEIRDRE
Officer
$7.77M
@ $223.20 · 2025-08-08
KONDO CHRISTOPHER
Officer
$933,955
@ $208.19 · 2025-05-12
PAREKH KEVAN
Chief Financial Officer
$941,420
@ $206.00 · 2025-04-23
WILLIAMS JEFFREY E
Chief Operating Officer
$7.95M
@ $224.01 · 2025-04-02
COOK TIMOTHY D
Chief Executive Officer
$24.18M
@ $223.65 · 2025-04-02
ADAMS KATHERINE L
General Counsel
$8.68M
@ $223.67 · 2025-04-02
LEVINSON ARTHUR D
Director
$343,147
@ $226.35 · 2025-02-03
LEVINSON ARTHUR D
Director
$45.46M
@ $227.32 · 2024-11-19
KONDO CHRISTOPHER
Officer
$945,233
@ $228.87 · 2024-11-18
MAESTRI LUCA
Chief Financial Officer
$13.43M
@ $226.52 · 2024-10-04
O'BRIEN DEIRDRE
Officer
$13.84M
@ $226.87 · 2024-10-02
WILLIAMS JEFFREY E
Chief Operating Officer
$13.55M
@ $226.86 · 2024-10-02
COOK TIMOTHY D
Chief Executive Officer
$50.28M
@ $224.46 · 2024-10-02
ADAMS KATHERINE L
General Counsel
$13.80M
@ $226.20 · 2024-10-02
KONDO CHRISTOPHER
Officer
$1.96M
@ $225.00 · 2024-08-15
KONDO CHRISTOPHER
Officer
$1.12M
@ $216.50 · 2024-08-09
ADAMS KATHERINE L
General Counsel
$20.64M
@ $206.44 · 2024-08-05
LEVINSON ARTHUR D
Director
$14.37M
@ $191.58 · 2024-05-30
KONDO CHRISTOPHER
Officer
$951,785
@ $190.40 · 2024-05-15
MAESTRI LUCA
Chief Financial Officer
$9.26M
@ $174.12 · 2024-04-11
O'BRIEN DEIRDRE
Officer
$9.24M
@ $168.91 · 2024-04-02
COOK TIMOTHY D
Chief Executive Officer
$33.26M
@ $169.33 · 2024-04-02
ADAMS KATHERINE L
General Counsel
$9.24M
@ $168.90 · 2024-04-02
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
AON
2
Sells (3M)
3
Sells (12M)
Total value (12M): $6.09M
ZEIDEL DARREN
General Counsel
$1.42M
@ $329.72 · 2026-02-26
ZEIDEL DARREN
General Counsel
$1.64M
@ $325.79 · 2026-02-17
ZEIDEL DARREN
General Counsel
$3.03M
@ $344.52 · 2025-11-05
SIMON MINDY F
Chief Operating Officer
$256,321
@ $394.34 · 2024-11-27
STEVENS LISA
Officer
$494,295
@ $387.68 · 2024-11-26
ZEIDEL DARREN
General Counsel
$312,688
@ $329.15 · 2024-08-12
STEVENS LISA
Officer
$131,580
@ $328.95 · 2024-08-12
ZEIDEL DARREN
General Counsel
$2.05M
@ $310.00 · 2024-07-26
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives

Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives.

🎭 Mr. Market's Mood

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AAPL
FearGreed
😐Neutral(52/100)

"Market is pricing this stock without strong emotion in either direction"

Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.
AON
FearGreed
😨Fear(39/100)

"Market is pessimistic — investigate whether fears are temporary or structural"

Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.

Composite sentiment score based on market signals. Inspired by Buffett’s "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.

⚖️ Buffett Signal

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AAPL
Awaiting DCF Data

The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.

DCF Margin of Safety: N/AMr. Market's Mood: Neutral (52)
AON
Awaiting DCF Data

The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.

DCF Margin of Safety: N/AMr. Market's Mood: Fear (39)
View AAPL Full AnalysisView AON Full Analysis
Apple Inc. (AAPL) vs Aon plc (AON) Stock Comparison | SafetyMargin.io