Compare StocksAME vs UNH

AMETEK, Inc. (AME) vs UnitedHealth Group Incorporated (UNH)

AME
AMETEK, Inc.
$230.48
VS
UNH
UnitedHealth Group Incorporated
$368.78

Rewards

AME
  • AMETEK, Inc. has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
  • AMETEK, Inc. scores 94/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.
  • Free cash flow has grown at a 18.3% CAGR over the past 4 years, demonstrating strong earnings power growth.
UNH
  • Dividend yield of 2.40% with a consistent or growing payout over the past 4 years.

Risks

AME
  • FCF yield of 2.6% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • PEG ratio of 2.40 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
UNH
  • ROIC has declined by 7.9 percentage points over the observed period, which may signal competitive erosion.
  • Gross margin of 18.8% is low, suggesting a competitive or commodity-like market with limited pricing power.
  • FCF yield of 5.3% suggests reasonable valuation assuming continued moderate growth.

Key Valuation Metrics

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AME
UNH
Valuation
$1.39B
Free Cash Flow
$17.69B
2.62%
FCF Yield
5.28%
34.87
Trailing P/E
27.85
26.27
Forward P/E
17.77
Quality & Moat
11.80%
ROIC
15.60%
13.56%
ROE
11.45%
36.68%
Gross Margin
18.80%
2.40
PEG Ratio
39.79
Balance Sheet Safety
0.22
Debt / Equity
0.74
N/A
Interest Coverage
N/A
0.82
Net Debt / EBITDA
2.18
0.59%
Dividend Yield
2.40%
AME: 5Ties: 1UNH: 6
AMEUNH

Historical Fundamentals

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AME

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

UNH

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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AME
$4.38
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$3.39B
Δ Market Cap
+$14.88B
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
UNH
$-7.37
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$26.63B
Δ Market Cap
$-196.16B
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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AME
73.2% Overvalued
Price is 73.2% above estimated fair value
Current Price: $230.48
Fair Value: $133.05
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
UNH
9.6% Overvalued
Price is 9.6% above estimated fair value
Current Price: $368.78
Fair Value: $336.33
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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AME

What growth rate is the market pricing in at $230?

+16.1%
Market-Implied Owner Earnings Growth
Standard FCF implies +17.0%

The market implies +16.1% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +17.0%, reflecting heavy growth investment.

UNH

What growth rate is the market pricing in at $369?

+13.9%
Market-Implied Owner Earnings Growth
Standard FCF implies +8.7%

The market implies +13.9% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +8.7%, reflecting heavy growth investment.

Economic Moat Score

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AME
94/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat with strength across all dimensions. Revenue Predictability 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.
UNH
64/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with revenue predictability as the key competitive advantage. Improving margin stability would strengthen the moat.

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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AME
-2.43
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.
UNH
-2.45
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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AME
Insiders 0.4%Institutions 91.9%Retail & Other 7.6%
No. of Institutional Holders1,552
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.
UNH
Insiders 0.8%Institutions 84.7%Retail & Other 14.5%
No. of Institutional Holders4,077
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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AME
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
UNH
0
Buys (3M)
5
Buys (12M)
Total value (12M): $31.61M
HEMSLEY STEPHEN J
Chief Executive Officer
$25.02M
@ $288.57 · 2025-05-16
REX JOHN F
President
$5.00M
@ $291.12 · 2025-05-16
GIL KRISTEN
Director
$1.00M
@ $271.17 · 2025-05-15
NOSEWORTHY JOHN H
Director
$93,647
@ $312.16 · 2025-05-14
FLYNN TIMOTHY PATRICK
Director
$491,786
@ $320.80 · 2025-05-14
FLYNN TIMOTHY PATRICK
Director
$511,575
@ $511.57 · 2025-01-17
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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AME
1
Sells (3M)
7
Sells (12M)
Total value (12M): $28.88M
AMATO THOMAS A
Director
$114,893
@ $216.78 · 2026-03-24
MONTGOMERY THOMAS M.
Officer
$1.31M
@ $205.05 · 2025-12-22
MARECIC THOMAS C
Officer
$2.89M
@ $202.11 · 2025-12-15
ZAPICO NIMCRUT DAVID A.
Chief Executive Officer
$17.28M
@ $196.39 · 2025-11-25
SPERANZA EMANUELA
Officer
$540,000
@ $200.00 · 2025-11-12
OSCHER RONALD J
Officer
$5.26M
@ $200.05 · 2025-10-31
HARDIN JOHN WESLEY
Officer
$1.48M
@ $188.03 · 2025-09-11
AMATO THOMAS A
Director
$125,414
@ $176.64 · 2025-03-27
KOHLHAGEN STEVEN W
Director
$250,028
@ $189.42 · 2025-03-03
SPERANZA EMANUELA
Officer
$1.32M
@ $195.90 · 2024-11-26
ZAPICO NIMCRUT DAVID A.
Chief Executive Officer
$23.89M
@ $196.85 · 2024-11-26
CIAMPITTI TONY J.
Officer
$3.19M
@ $197.01 · 2024-11-22
HARDIN JOHN WESLEY
Officer
$3.82M
@ $196.23 · 2024-11-13
HERMANCE DAVID F.
Officer
$1.19M
@ $190.99 · 2024-11-08
KOHLHAGEN STEVEN W
Director
$250,526
@ $171.59 · 2024-09-25
KOHLHAGEN STEVEN W
Director
$250,464
@ $173.93 · 2024-06-12
KOHLHAGEN STEVEN W
Director
$250,196
@ $170.20 · 2024-05-15
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
UNH
1
Sells (3M)
2
Sells (12M)
Total value (12M): $463,645
CONWAY PATRICK HUGH M.D.
Officer
$284,000
@ $355.00 · 2026-04-23
CONWAY PATRICK HUGH M.D.
Chief Executive Officer
$179,645
@ $305.00 · 2025-06-10
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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AME
FearGreed
😏Greed(61/100)

"Market is optimistic — be cautious and ensure you have a margin of safety"

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.
UNH
FearGreed
😏Greed(65/100)

"Market is optimistic — be cautious and ensure you have a margin of safety"

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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AME
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: Greed (61)
UNH
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: Greed (65)
View AME Full AnalysisView UNH Full Analysis