WallStSmart

Merck & Company Inc (MRK)vsPenumbra Inc (PEN)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Merck & Company Inc generates 4422% more annual revenue ($65.77B vs $1.45B). MRK leads profitability with a 13.6% profit margin vs 11.8%. PEN appears more attractively valued with a PEG of 0.74. PEN earns a higher WallStSmart Score of 50/100 (C-).

MRK

Hold

50

out of 100

Grade: D+

Growth: 3.3Profit: 8.0Value: 2.7Quality: 5.0
Piotroski: 3/9Altman Z: 2.27

PEN

Buy

50

out of 100

Grade: C-

Growth: 6.0Profit: 6.0Value: 4.7Quality: 9.0
Piotroski: 4/9Altman Z: 4.15
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

MRKSignificantly Overvalued (-40.6%)

Margin of Safety

-40.6%

Fair Value

$80.96

Current Price

$119.60

$38.64 premium

UndervaluedFair: $80.96Overvalued
PENOvervalued (-11.2%)

Margin of Safety

-11.2%

Fair Value

$304.08

Current Price

$320.53

$16.45 premium

UndervaluedFair: $304.08Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

MRK3 strengths · Avg: 9.3/10
Market CapQuality
$283.78B10/10

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

PEN4 strengths · Avg: 8.8/10
Altman Z-ScoreHealth
4.1510/10

Safe zone — low bankruptcy risk

Debt/EquityHealth
0.159/10

Conservative balance sheet, low leverage

PEG RatioValuation
0.748/10

Growing faster than its price suggests

Revenue GrowthGrowth
15.6%8/10

15.6% revenue growth

Areas to Watch

MRK4 concerns · Avg: 3.5/10
P/E RatioValuation
32.4x4/10

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

PEN3 concerns · Avg: 2.7/10
Price/BookValuation
8.6x4/10

Trading at 8.6x book value

P/E RatioValuation
73.6x2/10

Premium valuation, high expectations priced in

EPS GrowthGrowth
-18.0%2/10

Earnings declined 18.0%

Comparative Analysis Report

WallStSmart Research

Bull Case : MRK

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

Bull Case : PEN

The strongest argument for PEN centers on Altman Z-Score, Debt/Equity, PEG Ratio. Revenue growth of 15.6% demonstrates continued momentum. PEG of 0.74 suggests the stock is reasonably priced for its growth.

Bear Case : MRK

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

Bear Case : PEN

The primary concerns for PEN are Price/Book, P/E Ratio, EPS Growth. A P/E of 73.6x leaves little room for execution misses.

Key Dynamics to Monitor

MRK profiles as a value stock while PEN is a growth play — different risk/reward profiles.

PEN carries more volatility with a beta of 0.70 — expect wider price swings.

PEN is growing revenue faster at 15.6% — sustainability is the question.

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

Bottom Line

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

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

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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Penumbra Inc

HEALTHCARE · MEDICAL DEVICES · USA

Penumbra, Inc. designs, develops, manufactures, and markets medical devices in the United States, Europe, Canada, Australia, and internationally. The company is headquartered in Alameda, California.

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