Compare StocksMRK vs MS

Merck & Company, Inc. (MRK) vs Morgan Stanley (MS): Which Is the Better Buy in 2026?

As of 2026-08-03, MRK is undervalued at $130, with a DCF intrinsic value of $1474147659576 and a margin of safety of 100%. MS is undervalued at $210, with an intrinsic value of $269 and a margin of safety of 22%. Of the two, MRK has the wider margin of safety.

MRK
Merck & Company, Inc.
$130.20
VS
MS
Morgan Stanley
$210.42

Rewards

MRK
  • Gross margin of 76.7% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Each dollar of retained earnings has created $4.94 of earning power — management is an exceptional capital allocator.
  • Management has timed buybacks well — 2 out of 3 years showed value-accretive repurchases.
MS
  • Gross margin of 87.6% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Morgan Stanley scores 80/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.
  • Each dollar of retained earnings has created $3.56 of earning power — management is an exceptional capital allocator.

Risks

MRK
  • PEG ratio of 12.06 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
  • 14 insider sales with no purchases over the past 12 months — a persistent pattern of insider selling.
  • Free cash flow has declined at a 5.6% CAGR over the past 4 years — a concerning trend.
MS
  • Altman Z-Score of 0.29 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.
  • Insiders have sold $5.4M worth of stock in the past 3 months — significant insider liquidation.

Key Valuation Metrics

Learn more →
MRK
MS
Valuation
$14.05B
Free Cash Flow
N/A
N/A
FCF Yield
N/A
36.68
Trailing P/E
17.01
13.45
Forward P/E
15.45
Quality & Moat
21.10%
ROIC
3.68%
18.94%
ROE
14.08%
76.73%
Gross Margin
87.64%
12.06
PEG Ratio
1.99
Balance Sheet Safety
0.95
Net Debt / Equity
Net cash
N/A
Interest Coverage
N/A
1.47
Net Debt / EBITDA
N/A
2.61%
Dividend Yield
2.19%
MRK: 4Ties: 1MS: 4
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. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

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. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

$1 Retained Earnings Test

Learn more →
MRK
$-0.00
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$12.28B
Δ Market Cap
$-5.69
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
100.0% Margin of Safety
Price is 100.0% below estimated fair value
Current Price: $130.20
Fair Value: $1474147659576.45
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
MS
21.9% Margin of Safety
Price is 21.9% below estimated fair value
Current Price: $210.42
Fair Value: $269.50
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 $130?

-26.9%
Market-Implied Owner Earnings Growth
Standard FCF implies -20.2%

The market implies -26.9% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding -20.2%, reflecting heavy growth investment expected to generate future returns.

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
80/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by revenue predictability. 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.

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 82.1%Retail & Other 17.8%
No. of Institutional Holders4,770
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 24.4%Institutions 63.1%Retail & Other 12.5%
No. of Institutional Holders3,329
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
0
Sells (3M)
14
Sells (12M)
Total value (12M): $42.04M
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
OOSTHUIZEN JOHANNES JACOBUS
Officer
$1.83M
@ $121.87 · 2026-02-06
WILLIAMS DAVID MICHAEL
Chief Technology Officer
$609,525
@ $121.91 · 2026-02-06
DELUCA RICHARD ROBERT JR.
Officer
$4.56M
@ $120.92 · 2026-02-06
GUINDO CHIRFI
Officer
$2.44M
@ $121.88 · 2026-02-05
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
DAVIS ROBERT M
Chief Executive Officer
$5.60M
@ $118.04 · 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
2
Sells (3M)
14
Sells (12M)
Total value (12M): $64.71M
SCHAPIRO MARY L
Director
$212,055
@ $212.06 · 2026-07-28
PIZZI MICHAEL A
Officer
$5.21M
@ $215.55 · 2026-07-17
GROSSMAN ERIC F
Officer
$2.12M
@ $190.75 · 2026-04-20
SIMKOWITZ DANIEL A
President
$2.78M
@ $189.24 · 2026-04-17
SAPERSTEIN ANDREW MICHAEL
President
$9.74M
@ $188.59 · 2026-04-16
CRAWLEY MANDELL L.
Officer
$3.04M
@ $188.22 · 2026-04-16
SIMKOWITZ DANIEL A
President
$6.02M
@ $182.61 · 2026-01-30
PIZZI MICHAEL A
Officer
$3.69M
@ $184.55 · 2026-01-20
SAPERSTEIN ANDREW MICHAEL
President
$5.57M
@ $183.62 · 2026-01-20
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
PICK EDWARD N.
Chief Executive Officer
$16.43M
@ $164.34 · 2025-10-31
PIZZI MICHAEL A
Officer
$2.53M
@ $140.62 · 2025-07-17
GROSSMAN ERIC F
Officer
$1.69M
@ $141.12 · 2025-07-17
SMITH CHARLES AUBREY III
Officer
$2.81M
@ $140.30 · 2025-07-17
SIMKOWITZ DANIEL A
President
$4.09M
@ $141.13 · 2025-07-17
SIMKOWITZ DANIEL A
President
$3.70M
@ $127.37 · 2025-05-12
SAPERSTEIN ANDREW MICHAEL
President
$4.80M
@ $120.00 · 2025-05-02
HERZ ROBERT H
Director
$95,459
@ $119.32 · 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
PIZZI MICHAEL A
Officer
$2.52M
@ $136.92 · 2025-01-21
SAPERSTEIN ANDREW MICHAEL
President
$4.20M
@ $136.43 · 2025-01-21
GROSSMAN ERIC F
Officer
$1.78M
@ $136.20 · 2025-01-21
AKRAM RAJA
Chief Financial Officer
$2.38M
@ $136.01 · 2025-01-21
SIMKOWITZ DANIEL A
President
$5.00M
@ $136.61 · 2025-01-21
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
😏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.
MS
FearGreed
😐Neutral(57/100)

"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: Greed (67)
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 (57)
View MRK Full AnalysisView MS Full Analysis

Frequently Asked Questions: MRK vs MS

Is Merck & Company, Inc. or Morgan Stanley more undervalued in 2026?

Based on our discounted cash flow model, MRK trades at a 100.0% margin of safety (intrinsic value $1474147659576 vs. price $130), compared to MS's 21.9% margin of safety (intrinsic $269 vs. $210).

Which stock has a wider economic moat, Merck & Company, Inc. or Morgan Stanley?

MS scores 80/100 (Wide moat), while MRK scores 68/100 (Narrow moat). The moat score measures competitive advantage durability across ROIC consistency, margin stability, revenue predictability, and reinvestment efficiency.

Is Morgan Stanley in financial distress?

MS's Altman Z-Score of 0.3 places it in the Distress zone, signaling elevated bankruptcy risk. MRK scores 1.9 (Grey zone). The Altman Z-Score is a five-factor model that predicts insolvency within two years; scores below 1.81 indicate significant distress.

Which stock has higher return on invested capital, Merck & Company, Inc. or Morgan Stanley?

MRK earns 21.1% ROIC versus MS's 3.7%. A higher ROIC means the company generates more profit per dollar of capital employed, a hallmark of durable competitive advantage in Buffett-style analysis.

Which dividend is safer, Merck & Company, Inc.'s or Morgan Stanley's?

MS's dividend earns a safety score of 79/100 (Safe), compared to MRK's 79/100 (Safe). MS has raised its dividend for 3 consecutive years.