Compare StocksJNJ vs MRK

Johnson & Johnson (JNJ) vs Merck & Co., Inc. (MRK)

JNJ
Johnson & Johnson
$237.60
VS
MRK
Merck & Co., Inc.
$114.20

Rewards

JNJ
  • Johnson & Johnson has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
  • Gross margin of 68.1% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Johnson & Johnson scores 90/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.
MRK
  • Gross margin of 77.2% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Dividend yield of 2.98% with a consistent or growing payout over the past 4 years.
  • Management has timed buybacks well — 2 out of 3 years showed value-accretive repurchases.

Risks

JNJ
  • FCF yield of 2.9% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • 7 insider sales totaling $58.4M with no purchases in the past 3 months — insiders are reducing their exposure.
MRK
  • 12 insider sales totaling $40.7M with no purchases in the past 3 months — insiders are reducing their exposure.
  • Free cash flow has declined at a 5.6% CAGR over the past 4 years — a concerning trend.

Key Valuation Metrics

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JNJ
MRK
Valuation
$16.63B
Free Cash Flow
$11.89B
2.90%
FCF Yield
4.21%
21.56
Trailing P/E
15.71
18.90
Forward P/E
11.68
Quality & Moat
13.63%
ROIC
16.31%
32.87%
ROE
34.66%
68.08%
Gross Margin
77.21%
0.44
PEG Ratio
N/A
Balance Sheet Safety
0.60
Debt / Equity
0.96
N/A
Interest Coverage
N/A
0.86
Net Debt / EBITDA
1.24
2.19%
Dividend Yield
2.98%
JNJ: 3Ties: 1MRK: 7
JNJMRK

Historical Fundamentals

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JNJ

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

MRK

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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JNJ
$0.91
created per $1 retained over 3 years
Mediocre Allocator
Σ Retained
$40.05B
Δ Market Cap
+$36.63B
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
MRK
$-1.72
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$12.28B
Δ Market Cap
$-21.09B
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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JNJ
2.9% Margin of Safety
Price is 2.9% below estimated fair value
Current Price: $237.60
Fair Value: $244.77
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
MRK
78.1% Margin of Safety
Price is 78.1% below estimated fair value
Current Price: $114.20
Fair Value: $522.23
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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JNJ

What growth rate is the market pricing in at $238?

+9.3%
Market-Implied Owner Earnings Growth
Standard FCF implies +15.8%

The market implies +9.3% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +15.8%, reflecting heavy growth investment expected to generate future returns.

MRK

What growth rate is the market pricing in at $114?

+5.8%
Market-Implied Owner Earnings Growth
Standard FCF implies +11.7%

The market implies +5.8% Owner Earnings growth, roughly in line with history — reasonably priced.

Standard FCF implies +11.7%, reflecting ongoing growth investment.

Economic Moat Score

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JNJ
90/100
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 5 years of fundamental data.
MRK
68/100
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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JNJ
-2.31
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.
MRK
-2.31
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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JNJ
Insiders 0.1%Institutions 75.8%Retail & Other 24.2%
No. of Institutional Holders5,544
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.
MRK
Insiders 0.1%Institutions 81.4%Retail & Other 18.6%
No. of Institutional Holders4,575
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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JNJ
0
Buys (3M)
1
Buys (12M)
Total value (12M): $257,688
MORIKIS JOHN G
Director
$257,688
@ $206.15 · 2025-11-26
WEINBERGER MARK A
Director
$147,220
@ $147.22 · 2024-12-12
WOODS EUGENE A
Director
$14,553
@ $145.53 · 2024-04-30
Open market purchases · includes direct & indirect ownership · excludes option exercises
MRK
0
Buys (3M)
0
Buys (12M)
THULIN INGE G
Director
$250,000
@ $88.28 · 2025-02-06
BAKER DOUGLAS M JR
Director
$1.33M
@ $88.50 · 2025-02-05
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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JNJ
7
Sells (3M)
12
Sells (12M)
Total value (12M): $101.23M
DECKER ROBERT J
Officer
$1.01M
@ $247.87 · 2026-02-27
SCHMID TIMOTHY
Officer
$324,763
@ $245.66 · 2026-02-20
SCHMID TIMOTHY
Officer
$5.53M
@ $244.33 · 2026-02-18
WOLK JOSEPH J
Chief Financial Officer
$21.77M
@ $242.80 · 2026-02-17
SWANSON JAMES D
Chief Technology Officer
$15.11M
@ $243.39 · 2026-02-17
BROADHURST VANESSA
Officer
$1.51M
@ $243.39 · 2026-02-17
REED JOHN C
Officer
$13.11M
@ $243.00 · 2026-02-17
REED JOHN C
Officer
$4.19M
@ $192.71 · 2025-10-17
TAUBERT JENNIFER L
Officer
$10.04M
@ $177.81 · 2025-09-04
DUATO JOAQUIN BOIX
Chief Executive Officer
$22.55M
@ $179.21 · 2025-08-22
WOLK JOSEPH J
Chief Financial Officer
$2.98M
@ $176.91 · 2025-08-15
REED JOHN C
Officer
$3.13M
@ $163.55 · 2025-07-17
DECKER ROBERT J
Officer
$1.16M
@ $165.88 · 2025-02-25
SCHMID TIMOTHY
Officer
$62,928
@ $156.15 · 2025-02-18
WOLK JOSEPH J
Chief Financial Officer
$2.00M
@ $153.89 · 2025-02-07
DECKER ROBERT J
Officer
$930,113
@ $165.06 · 2024-08-30
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
MRK
12
Sells (3M)
15
Sells (12M)
Total value (12M): $42.39M
GUINDO CHIRFI
Officer
$1.21M
@ $121.46 · 2026-02-12
LI DEAN Y
Officer
$1.20M
@ $117.52 · 2026-02-10
GUINDO CHIRFI
Officer
$1.18M
@ $118.41 · 2026-02-09
ZACHARY JENNIFER L
General Counsel
$14.49M
@ $119.15 · 2026-02-09
DELUCA RICHARD ROBERT JR.
Officer
$4.56M
@ $120.92 · 2026-02-06
OOSTHUIZEN JOHANNES JACOBUS
Officer
$1.83M
@ $121.87 · 2026-02-06
WILLIAMS DAVID MICHAEL
Chief Technology Officer
$609,525
@ $121.91 · 2026-02-06
GUINDO CHIRFI
Officer
$2.44M
@ $121.88 · 2026-02-05
DAVIS ROBERT M
Chief Executive Officer
$5.60M
@ $118.04 · 2026-02-04
SMART DALTON E. III
Officer
$765,920
@ $119.67 · 2026-02-04
LI DEAN Y
Officer
$1.79M
@ $118.77 · 2026-02-04
LITCHFIELD CAROLINE
Chief Financial Officer
$5.02M
@ $119.61 · 2026-02-04
DOWNING CRISTAL N.
Officer
$616,395
@ $87.00 · 2025-11-10
WILLIAMS DAVID MICHAEL
Chief Technology Officer
$720,040
@ $83.59 · 2025-11-03
SMART DALTON E. III
Officer
$352,723
@ $82.76 · 2025-04-25
OOSTHUIZEN JOHANNES JACOBUS
Officer
$714,745
@ $84.09 · 2025-02-19
WILLIAMS DAVID MICHAEL
Chief Technology Officer
$512,057
@ $85.34 · 2025-02-13
DOWNING CRISTAL N.
Officer
$209,551
@ $88.76 · 2025-02-06
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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JNJ
FearGreed
😐Neutral(59/100)

"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.
MRK
FearGreed
😐Neutral(54/100)

"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.

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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JNJ
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 (59)
MRK
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 (54)
View JNJ Full AnalysisView MRK Full Analysis
Johnson & Johnson (JNJ) vs Merck & Co., Inc. (MRK) Stock Comparison | SafetyMargin.io