Compare StocksCMI vs UNH

Cummins Inc. (CMI) vs UnitedHealth Group Incorporated (UNH)

CMI
Cummins Inc.
$657.44
VS
UNH
UnitedHealth Group Incorporated
$368.78

Rewards

CMI
  • Free cash flow has grown at a 31.6% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • Each dollar of retained earnings has created $1.68 of earning power — management is creating shareholder value.
  • PEG ratio of 0.77 suggests the stock is undervalued relative to its growth rate — paying less than 1x for each unit of earnings growth.
UNH
  • Dividend yield of 2.40% with a consistent or growing payout over the past 4 years.

Risks

CMI
  • FCF yield of 2.6% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • Trailing P/E of 32.1x is 29% above the historical average of 24.8x — the stock trades at a premium to its own history.
  • 6 insider sales totaling $19.8M with no purchases in the past 3 months — insiders are reducing their exposure.
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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CMI
UNH
Valuation
$2.39B
Free Cash Flow
$17.69B
2.62%
FCF Yield
5.28%
32.05
Trailing P/E
27.85
20.83
Forward P/E
17.77
Quality & Moat
13.49%
ROIC
15.60%
21.20%
ROE
11.45%
25.76%
Gross Margin
18.80%
0.77
PEG Ratio
39.79
Balance Sheet Safety
0.61
Debt / Equity
0.74
N/A
Interest Coverage
N/A
0.87
Net Debt / EBITDA
2.18
1.19%
Dividend Yield
2.40%
CMI: 5Ties: 1UNH: 6
CMIUNH

Historical Fundamentals

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CMI

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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CMI
$7.92
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$4.58B
Δ Market Cap
+$36.28B
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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CMI
21.4% Margin of Safety
Price is 21.4% below estimated fair value
Current Price: $657.44
Fair Value: $836.21
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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CMI

What growth rate is the market pricing in at $657?

+14.7%
Market-Implied Owner Earnings Growth
Standard FCF implies +17.1%

The market implies +14.7% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +17.1%, 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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CMI
55/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with reinvestment efficiency as the key competitive advantage. Improving revenue predictability 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 5 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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CMI
-2.51
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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CMI
Insiders 0.3%Institutions 87.9%Retail & Other 11.8%
No. of Institutional Holders2,422
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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CMI
0
Buys (3M)
1
Buys (12M)
Total value (12M): $332,080
STONE JOHN H
Director
$332,080
@ $332.08 · 2025-05-16
WILTROUT JEFFREY T
Officer
$80,401
@ $285.11 · 2024-05-24
BOAKYE MARVIN
Officer
$499,133
@ $286.04 · 2024-05-20
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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CMI
6
Sells (3M)
17
Sells (12M)
Total value (12M): $46.04M
DAVIS AMY ROCHELLE
Officer
$2.28M
@ $561.34 · 2026-03-03
JACKSON DONALD G
Officer
$2.32M
@ $465.64 · 2026-02-24
DAVIS AMY ROCHELLE
Officer
$1.09M
@ $586.64 · 2026-02-23
NEWSOME EARL JR.
Chief Technology Officer
$758,776
@ $583.67 · 2026-02-23
MILLER WILLIAM I
Director
$10.81M
@ $597.10 · 2026-02-11
BUSH JENNIFER MARY
Officer
$2.50M
@ $584.93 · 2026-02-10
MERRITT BRETT MICHAEL
Officer
$709,514
@ $489.32 · 2025-11-25
RUMSEY JENNIFER W.
Chief Executive Officer
$2.17M
@ $473.89 · 2025-11-11
SMITH MARK ANDREW
Chief Financial Officer
$6.17M
@ $470.66 · 2025-11-06
SMITH MARK ANDREW
Chief Financial Officer
$89,819
@ $449.10 · 2025-10-30
SMITH MARK ANDREW
Chief Financial Officer
$3.51M
@ $439.30 · 2025-10-06
SMITH MARK ANDREW
Chief Financial Officer
$3.77M
@ $415.73 · 2025-09-17
ENRIGHT ROBERT J
Officer
$748,210
@ $402.26 · 2025-08-22
DAVIS AMY ROCHELLE
Officer
$2.02M
@ $402.88 · 2025-08-14
SMITH MARK ANDREW
Chief Financial Officer
$5.00M
@ $400.20 · 2025-08-13
BUSH JENNIFER MARY
Officer
$201,826
@ $388.13 · 2025-08-08
PETERS LUTHER EARL
Officer
$1.89M
@ $389.19 · 2025-08-08
SMITH MARK ANDREW
Chief Financial Officer
$4.28M
@ $374.57 · 2025-02-10
BARNER SHARON R.
Officer
$798,403
@ $369.12 · 2024-11-21
BARNER SHARON R.
Officer
$784,071
@ $362.49 · 2024-11-13
JACKSON DONALD G
Officer
$1.78M
@ $356.21 · 2024-11-12
DI LEO ALLEN BRUNO VITO
Director
$1.77M
@ $358.56 · 2024-11-12
BARNER SHARON R.
Officer
$775,052
@ $358.32 · 2024-11-11
SATTERTHWAITE LIVINGSTON LORD
Officer
$7.47M
@ $308.24 · 2024-08-23
BARNER SHARON R.
Officer
$1.98M
@ $304.77 · 2024-08-21
BARNER SHARON R.
Officer
$1.44M
@ $300.35 · 2024-08-15
BARNER SHARON R.
Officer
$708,110
@ $296.28 · 2024-05-10
BARNER SHARON R.
Officer
$1.11M
@ $286.86 · 2024-05-07
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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CMI
FearGreed
😏Greed(67/100)

"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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CMI
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 (67)
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 CMI Full AnalysisView UNH Full Analysis
CMI vs UNH: Which Is the Better Buy? | SafetyMargin.io