Compare StocksLOW vs MRK

Lowe's Companies, Inc. (LOW) vs Merck & Co., Inc. (MRK)

LOW
Lowe's Companies, Inc.
$229.71
VS
MRK
Merck & Co., Inc.
$114.20

Rewards

LOW
  • Lowe's Companies, Inc. has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Lowe's Companies, Inc. scores 84/100 on the Economic Moat Score (Wide Moat), with roic consistency as the strongest competitive dimension.
  • Share count has been reduced by 16% over the past 5 years through buybacks, increasing each share's claim on earnings.
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

LOW
  • Each dollar of retained earnings has produced only $0.11 of market value — shareholders may have been better served by dividends.
  • Insiders have sold $7.4M worth of stock in the past 3 months — significant insider liquidation.
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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LOW
MRK
Valuation
$5.40B
Free Cash Flow
$11.89B
4.19%
FCF Yield
4.21%
19.38
Trailing P/E
15.71
16.79
Forward P/E
11.68
Quality & Moat
12.66%
ROIC
16.31%
N/A
ROE
34.66%
33.48%
Gross Margin
77.21%
N/A
PEG Ratio
N/A
Balance Sheet Safety
N/A
Debt / Equity
0.96
N/A
Interest Coverage
N/A
3.51
Net Debt / EBITDA
1.24
2.09%
Dividend Yield
2.98%
LOW: 0Ties: 2MRK: 7
LOWMRK

Historical Fundamentals

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LOW

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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LOW
$0.11
created per $1 retained over 3 years
Value Destroyer
Σ Retained
$13.65B
Δ Market Cap
+$1.56B
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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LOW
67.1% Overvalued
Price is 67.1% above estimated fair value
Current Price: $229.71
Fair Value: $137.43
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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LOW

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

+14.1%
Market-Implied FCF Growth Rate

Market pricing in significantly higher growth than history — aggressive.

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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LOW
84/100
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.
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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LOW
-2.80
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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LOW
Insiders 0.1%Institutions 80.7%Retail & Other 19.2%
No. of Institutional Holders3,354
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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LOW
0
Buys (3M)
1
Buys (12M)
Total value (12M): $231,063
SIMKINS LAWRENCE
Director
$231,063
@ $231.06 · 2025-11-24
SIMKINS LAWRENCE
Director
$245,532
@ $245.53 · 2024-12-20
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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LOW
2
Sells (3M)
8
Sells (12M)
Total value (12M): $32.92M
VANCE QUONTA D
Officer
$2.67M
@ $257.54 · 2026-03-04
ELLISON MARVIN R
Chief Executive Officer
$4.70M
@ $261.17 · 2026-01-09
MCFARLAND JOSEPH MICHAEL III
Officer
$11.94M
@ $272.60 · 2025-09-11
SINK BRANDON J.
Chief Financial Officer
$2.20M
@ $268.58 · 2025-09-05
PRYOR JULIETTE WILLIAMS
Officer
$238,939
@ $257.20 · 2025-08-26
ELLISON MARVIN R
Chief Executive Officer
$10.56M
@ $264.10 · 2025-08-20
DUPRE JANICE M.
Officer
$350,039
@ $224.38 · 2025-06-10
PRYOR JULIETTE WILLIAMS
Officer
$257,077
@ $227.50 · 2025-06-03
VANCE QUONTA D
Officer
$1.97M
@ $274.37 · 2024-11-27
MCFARLAND JOSEPH MICHAEL III
Officer
$1.08M
@ $270.74 · 2024-10-03
GODBOLE SEEMANTINI P
Chief Technology Officer
$7.12M
@ $271.73 · 2024-10-03
VAGELL MARGRETHE R
Officer
$1.56M
@ $271.45 · 2024-10-02
GRIGGS DAN CLAYTON JR.
Officer
$1.68M
@ $248.82 · 2024-09-12
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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LOW
FearGreed
😨Fear(38/100)

"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.
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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LOW
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 (38)
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 LOW Full AnalysisView MRK Full Analysis
Lowe's Companies, Inc. (LOW) vs Merck & Co., Inc. (MRK) Stock Comparison | SafetyMargin.io