Compare StocksMCK vs UNH

McKesson Corporation (MCK) vs UnitedHealth Group Incorporated (UNH)

MCK
McKesson Corporation
$812.51
VS
UNH
UnitedHealth Group Incorporated
$367.34

Rewards

MCK
  • McKesson Corporation has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • McKesson Corporation scores 82/100 on the Economic Moat Score (Wide Moat), with roic consistency as the strongest competitive dimension.
  • Free cash flow has grown at a 10.3% 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

MCK
  • Gross margin of 3.5% is low, suggesting a competitive or commodity-like market with limited pricing power.
  • 5 insider sales totaling $3.8M 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

Learn more →
MCK
UNH
Valuation
$9.16B
Free Cash Flow
$17.69B
9.20%
FCF Yield
5.30%
23.43
Trailing P/E
27.74
18.42
Forward P/E
17.70
Quality & Moat
55.61%
ROIC
15.60%
N/A
ROE
11.45%
3.45%
Gross Margin
18.80%
0.62
PEG Ratio
39.64
Balance Sheet Safety
N/A
Debt / Equity
0.74
N/A
Interest Coverage
N/A
0.97
Net Debt / EBITDA
2.18
0.40%
Dividend Yield
2.40%
MCK: 5Ties: 2UNH: 3
MCKUNH

Historical Fundamentals

Learn more →
MCK

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

Learn more →
MCK
$5.41
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$8.91B
Δ Market Cap
+$48.14B
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

Learn more →
MCK
9.7% Overvalued
Price is 9.7% above estimated fair value
Current Price: $812.51
Fair Value: $740.41
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
UNH
9.2% Overvalued
Price is 9.2% above estimated fair value
Current Price: $367.34
Fair Value: $336.33
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

Learn more →
MCK

What growth rate is the market pricing in at $813?

+14.1%
Market-Implied Owner Earnings Growth
Standard FCF implies +0.1%

The market implies +14.1% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +0.1%, reflecting heavy growth investment expected to generate future returns.

UNH

What growth rate is the market pricing in at $367?

+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

Learn more →
MCK
82/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by roic consistency. Margin Stability is the area most vulnerable to competitive pressure.

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

Learn more →
MCK
-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

Learn more →
MCK
Insiders 0.1%Institutions 91.7%Retail & Other 8.2%
No. of Institutional Holders2,651
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

Learn more →
MCK
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

Learn more →
MCK
5
Sells (3M)
23
Sells (12M)
Total value (12M): $59.73M
LAU MICHELE
Officer
$2.70M
@ $990.00 · 2026-03-02
MARTINEZ MARIA N.
Director
$328,013
@ $939.87 · 2026-02-19
SMITH LEANN B
Officer
$179,550
@ $945.00 · 2026-02-17
LAU MICHELE
Officer
$282,817
@ $933.39 · 2026-02-11
RUTLEDGE NAPOLEON B JR
Officer
$313,240
@ $955.00 · 2026-02-06
RODGERS THOMAS L
Officer
$225,266
@ $816.18 · 2026-01-05
RUTLEDGE NAPOLEON B JR
Officer
$283,476
@ $861.63 · 2025-11-07
TYLER BRIAN SCOTT
Chief Executive Officer
$8.42M
@ $705.63 · 2025-08-22
TYLER BRIAN SCOTT
Chief Executive Officer
$8.09M
@ $677.76 · 2025-08-15
RUTLEDGE NAPOLEON B JR
Officer
$218,347
@ $663.67 · 2025-08-08
TYLER BRIAN SCOTT
Chief Executive Officer
$13.72M
@ $708.09 · 2025-07-11
TYLER BRIAN SCOTT
Chief Executive Officer
$13.67M
@ $705.93 · 2025-06-06
RODGERS THOMAS L
Officer
$2.06M
@ $712.18 · 2025-05-30
VITALONE BRITT J
Chief Financial Officer
$1.35M
@ $717.91 · 2025-05-28
RODGERS THOMAS L
Officer
$366,134
@ $717.91 · 2025-05-28
RUTLEDGE NAPOLEON B JR
Officer
$68,201
@ $717.91 · 2025-05-28
SMITH LEANN B
Officer
$244,807
@ $717.91 · 2025-05-28
RUTLEDGE NAPOLEON B JR
Officer
$749,360
@ $714.36 · 2025-05-27
VITALONE BRITT J
Chief Financial Officer
$523,556
@ $715.24 · 2025-05-23
SMITH LEANN B
Officer
$115,154
@ $715.24 · 2025-05-23
VITALONE BRITT J
Chief Financial Officer
$4.54M
@ $717.30 · 2025-05-22
SMITH LEANN B
Officer
$895,190
@ $717.30 · 2025-05-22
RUTLEDGE NAPOLEON B JR
Officer
$394,495
@ $726.51 · 2025-05-19
TYLER BRIAN SCOTT
Chief Executive Officer
$5.68M
@ $634.24 · 2025-03-06
TYLER BRIAN SCOTT
Chief Executive Officer
$5.59M
@ $624.00 · 2025-02-28
LAU MICHELE
Officer
$188,760
@ $605.00 · 2025-02-25
TYLER BRIAN SCOTT
Chief Executive Officer
$5.36M
@ $597.99 · 2025-02-21
TYLER BRIAN SCOTT
Chief Executive Officer
$5.38M
@ $600.66 · 2025-02-14
SMITH LEANN B
Officer
$114,603
@ $609.59 · 2025-02-12
SMITH LEANN B
Officer
$331,645
@ $572.79 · 2025-01-02
SMITH LEANN B
Officer
$349,027
@ $602.81 · 2024-12-09
TYLER BRIAN SCOTT
Chief Executive Officer
$2.11M
@ $561.10 · 2024-09-05
TYLER BRIAN SCOTT
Chief Executive Officer
$2.35M
@ $626.03 · 2024-08-05
TYLER BRIAN SCOTT
Chief Executive Officer
$2.18M
@ $580.92 · 2024-07-03
SMITH LEANN B
Officer
$351,318
@ $585.53 · 2024-06-11
MARTINEZ MARIA N.
Director
$282,979
@ $585.88 · 2024-06-07
TYLER BRIAN SCOTT
Chief Executive Officer
$2.16M
@ $574.41 · 2024-06-05
RODGERS THOMAS L
Officer
$2.94M
@ $560.99 · 2024-05-31
VITALONE BRITT J
Chief Financial Officer
$1.83M
@ $551.99 · 2024-05-29
RODGERS THOMAS L
Officer
$512,939
@ $556.33 · 2024-05-29
SMITH LEANN B
Officer
$225,924
@ $553.74 · 2024-05-29
VITALONE BRITT J
Chief Financial Officer
$7.12M
@ $558.09 · 2024-05-23
SMITH LEANN B
Officer
$392,895
@ $558.09 · 2024-05-23
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

Learn more →
MCK
FearGreed
😐Neutral(45/100)

"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.
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

Learn more →
MCK
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 (45)
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 MCK Full AnalysisView UNH Full Analysis
MCK vs UNH: Which Is the Better Buy? | SafetyMargin.io