Compare StocksMRK vs MS

Merck & Co., Inc. (MRK) vs Morgan Stanley (MS)

MRK
Merck & Co., Inc.
$114.20
VS
MS
Morgan Stanley
$158.55

Rewards

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.
MS
  • Gross margin of 87.1% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Each dollar of retained earnings has created $6.65 of market value — management is an exceptional capital allocator.
  • PEG ratio of 0.75 suggests the stock is undervalued relative to its growth rate — paying less than 1x for each unit of earnings growth.

Risks

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.
MS
  • High leverage (4.56x debt/equity) combined with thin interest coverage (-1.0x) poses financial risk.
  • Altman Z-Score of 0.29 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.
  • 7 insider sales totaling $25.2M with no purchases in the past 3 months — insiders are reducing their exposure.

Key Valuation Metrics

Learn more →
MRK
MS
Valuation
$11.89B
Free Cash Flow
N/A
4.21%
FCF Yield
N/A
15.71
Trailing P/E
15.53
11.68
Forward P/E
12.89
Quality & Moat
16.31%
ROIC
3.43%
34.66%
ROE
14.42%
77.21%
Gross Margin
87.06%
N/A
PEG Ratio
0.75
Balance Sheet Safety
0.96
Debt / Equity
4.56
N/A
Interest Coverage
N/A
1.24
Net Debt / EBITDA
N/A
2.98%
Dividend Yield
2.52%
MRK: 5Ties: 2MS: 1
MRKMS

Historical Fundamentals

Learn more →
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.

MS

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 →
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
MS
$6.65
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$20.84B
Δ Market Cap
+$138.59B
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 →
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
MS
45.5% Margin of Safety
Price is 45.5% below estimated fair value
Current Price: $158.55
Fair Value: $290.92
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

Learn more →
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.

MS

Requires positive FCF to compute implied growth rate.

Economic Moat Score

Learn more →
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.
MS
32/100
No Moat
70+ Wide · 40-69 Narrow · <40 None

No durable moat detected, though revenue predictability shows some competitive positioning. The business lacks consistent evidence of sustainable advantages.

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 →
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.
MS
-2.09
Possible 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 →
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.
MS
Insiders 24.0%Institutions 62.7%Retail & Other 13.3%
No. of Institutional Holders3,182
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 →
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
MS
0
Buys (3M)
1
Buys (12M)
Total value (12M): $5,630
PETERSON DOUGLAS L
Director
$5,630
@ $156.39 · 2025-10-17
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 →
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
MS
7
Sells (3M)
16
Sells (12M)
Total value (12M): $62.45M
SIMKOWITZ DANIEL A
President
$6.02M
@ $182.61 · 2026-01-30
GROSSMAN ERIC F
Officer
$3.97M
@ $184.00 · 2026-01-20
CRAWLEY MANDELL L.
Officer
$1.44M
@ $183.45 · 2026-01-20
YESHAYA SHARON
Chief Financial Officer
$2.94M
@ $185.77 · 2026-01-20
SMITH CHARLES AUBREY III
Officer
$1.55M
@ $182.08 · 2026-01-20
PIZZI MICHAEL A
Officer
$3.69M
@ $184.55 · 2026-01-20
SAPERSTEIN ANDREW MICHAEL
President
$5.57M
@ $183.62 · 2026-01-20
PICK EDWARD N.
Chief Executive Officer
$16.43M
@ $164.34 · 2025-10-31
GROSSMAN ERIC F
Officer
$1.69M
@ $141.12 · 2025-07-17
SIMKOWITZ DANIEL A
President
$4.09M
@ $141.13 · 2025-07-17
SMITH CHARLES AUBREY III
Officer
$2.81M
@ $140.30 · 2025-07-17
PIZZI MICHAEL A
Officer
$2.53M
@ $140.62 · 2025-07-17
SIMKOWITZ DANIEL A
President
$3.70M
@ $127.37 · 2025-05-12
HERZ ROBERT H
Director
$95,459
@ $119.32 · 2025-05-02
SAPERSTEIN ANDREW MICHAEL
President
$4.80M
@ $120.00 · 2025-05-02
GROSSMAN ERIC F
Officer
$1.12M
@ $111.65 · 2025-04-15
CRAWLEY MANDELL L.
Officer
$1.15M
@ $138.06 · 2025-01-22
GROSSMAN ERIC F
Officer
$1.78M
@ $136.20 · 2025-01-21
SIMKOWITZ DANIEL A
President
$5.00M
@ $136.61 · 2025-01-21
AKRAM RAJA
Chief Financial Officer
$2.38M
@ $136.01 · 2025-01-21
PIZZI MICHAEL A
Officer
$2.52M
@ $136.92 · 2025-01-21
SAPERSTEIN ANDREW MICHAEL
President
$4.20M
@ $136.43 · 2025-01-21
CRAWLEY MANDELL L.
Officer
$368,375
@ $105.25 · 2024-07-26
AKRAM RAJA
Officer
$797,764
@ $106.37 · 2024-07-18
SIMKOWITZ DANIEL A
President
$4.26M
@ $106.54 · 2024-07-17
HERZ ROBERT H
Director
$106,621
@ $106.62 · 2024-07-17
CRAWLEY MANDELL L.
Officer
$692,663
@ $99.61 · 2024-05-14
GORMAN JAMES P
Officer and Director
$9.02M
@ $90.21 · 2024-04-18
SMITH CHARLES AUBREY III
Officer
$1.01M
@ $90.09 · 2024-04-17
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 →
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.
MS
FearGreed
😐Neutral(48/100)

"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

Learn more →
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)
MS
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 (48)
View MRK Full AnalysisView MS Full Analysis
Merck & Co., Inc. (MRK) vs Morgan Stanley (MS) Stock Comparison | SafetyMargin.io