WallStSmart

Grifols SA ADR (GRFS)vsMerck & Company Inc (MRK)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Merck & Company Inc generates 784% more annual revenue ($65.77B vs $7.44B). MRK leads profitability with a 13.6% profit margin vs 5.6%. GRFS appears more attractively valued with a PEG of 0.23. GRFS earns a higher WallStSmart Score of 69/100 (B-).

GRFS

Strong Buy

69

out of 100

Grade: B-

Growth: 6.0Profit: 5.5Value: 9.3Quality: 5.5
Piotroski: 4/9Altman Z: 1.15

MRK

Hold

50

out of 100

Grade: D+

Growth: 3.3Profit: 8.0Value: 2.7Quality: 5.0
Piotroski: 3/9Altman Z: 2.30
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

GRFSUndervalued (+23.4%)

Margin of Safety

+23.4%

Fair Value

$12.03

Current Price

$7.64

$4.39 discount

UndervaluedFair: $12.03Overvalued
MRKSignificantly Overvalued (-49.3%)

Margin of Safety

-49.3%

Fair Value

$80.88

Current Price

$120.79

$39.91 premium

UndervaluedFair: $80.88Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

GRFS4 strengths · Avg: 9.0/10
PEG RatioValuation
0.2310/10

Growing faster than its price suggests

P/E RatioValuation
10.9x10/10

Attractively priced relative to earnings

Price/BookValuation
1.6x8/10

Reasonable price relative to book value

EPS GrowthGrowth
43.5%8/10

Earnings expanding 43.5% YoY

MRK3 strengths · Avg: 9.3/10
Market CapQuality
$285.64B10/10

Mega-cap, among the largest globally

Operating MarginProfitability
38.6%10/10

Strong operational efficiency at 38.6%

Free Cash FlowQuality
$2.93B8/10

Generating 2.9B in free cash flow

Areas to Watch

GRFS4 concerns · Avg: 2.8/10
Return on EquityProfitability
7.6%3/10

ROE of 7.6% — below average capital efficiency

Profit MarginProfitability
5.6%3/10

5.6% margin — thin

Debt/EquityHealth
1.773/10

Elevated debt levels

Revenue GrowthGrowth
-4.8%2/10

Revenue declined 4.8%

MRK4 concerns · Avg: 3.5/10
P/E RatioValuation
32.6x4/10

Premium valuation, high expectations priced in

Revenue GrowthGrowth
4.9%4/10

4.9% revenue growth

Debt/EquityHealth
1.073/10

Elevated debt levels

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Comparative Analysis Report

WallStSmart Research

Bull Case : GRFS

The strongest argument for GRFS centers on PEG Ratio, P/E Ratio, Price/Book. PEG of 0.23 suggests the stock is reasonably priced for its growth.

Bull Case : MRK

The strongest argument for MRK centers on Market Cap, Operating Margin, Free Cash Flow.

Bear Case : GRFS

The primary concerns for GRFS are Return on Equity, Profit Margin, Debt/Equity. Debt-to-equity of 1.77 is elevated, increasing financial risk.

Bear Case : MRK

The primary concerns for MRK are P/E Ratio, Revenue Growth, Debt/Equity.

Key Dynamics to Monitor

GRFS carries more volatility with a beta of 1.17 — expect wider price swings.

MRK is growing revenue faster at 4.9% — sustainability is the question.

MRK generates stronger free cash flow (2.9B), providing more financial flexibility.

Monitor DRUG MANUFACTURERS - GENERAL industry trends, competitive dynamics, and regulatory changes.

Bottom Line

GRFS scores higher overall (69/100 vs 50/100). Both earn "Strong Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

Grifols SA ADR

HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA

Grifols, SA is dedicated to obtaining, manufacturing, preparing and selling therapeutic products, mainly blood derivatives. The company is headquartered in Barcelona, Spain.

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Merck & Company Inc

HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA

Merck & Co. is an American multinational pharmaceutical company headquartered in Kenilworth, New Jersey. It is named after the Merck family, which set up Merck Group in Germany in 1668.

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