WallStSmart

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

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Merck & Company Inc generates 4324% more annual revenue ($66.57B vs $1.50B). PEN leads profitability with a 10.7% profit margin vs 4.8%. MRK appears more attractively valued with a PEG of 2.64. PEN earns a higher WallStSmart Score of 42/100 (D).

MRK

Hold

36

out of 100

Grade: F

Growth: 4.0Profit: 4.5Value: 2.0Quality: 5.0
Piotroski: 3/9Altman Z: 2.27

PEN

Hold

42

out of 100

Grade: D

Growth: 5.3Profit: 6.0Value: 2.7Quality: 9.0
Piotroski: 4/9Altman Z: 4.15
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

MRKSignificantly Overvalued (-77.2%)

Margin of Safety

-77.2%

Fair Value

$83.04

Current Price

$150.91

$67.87 premium

UndervaluedFair: $83.04Overvalued
PENOvervalued (-8.9%)

Margin of Safety

-8.9%

Fair Value

$310.61

Current Price

$318.78

$8.17 premium

UndervaluedFair: $310.61Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

MRK2 strengths · Avg: 9.0/10
Market CapQuality
$355.10B10/10

Mega-cap, among the largest globally

Free Cash FlowQuality
$4.48B8/10

Generating 4.5B in free cash flow

PEN2 strengths · Avg: 9.5/10
Altman Z-ScoreHealth
4.1510/10

Safe zone — low bankruptcy risk

Debt/EquityHealth
0.149/10

Conservative balance sheet, low leverage

Areas to Watch

MRK4 concerns · Avg: 3.3/10
Price/BookValuation
8.9x4/10

Trading at 8.9x book value

Return on EquityProfitability
7.6%3/10

ROE of 7.6% — below average capital efficiency

Profit MarginProfitability
4.8%3/10

4.8% margin — thin

Debt/EquityHealth
1.293/10

Elevated debt levels

PEN4 concerns · Avg: 2.5/10
Price/BookValuation
8.2x4/10

Trading at 8.2x book value

PEG RatioValuation
3.582/10

Expensive relative to growth rate

P/E RatioValuation
78.0x2/10

Premium valuation, high expectations priced in

EPS GrowthGrowth
-23.5%2/10

Earnings declined 23.5%

Comparative Analysis Report

WallStSmart Research

Bull Case : MRK

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

Bull Case : PEN

The strongest argument for PEN centers on Altman Z-Score, Debt/Equity. Revenue growth of 14.9% demonstrates continued momentum.

Bear Case : MRK

The primary concerns for MRK are Price/Book, Return on Equity, Profit Margin. A P/E of 116.1x leaves little room for execution misses. Thin 4.8% margins leave little buffer for downturns.

Bear Case : PEN

The primary concerns for PEN are Price/Book, PEG Ratio, P/E Ratio. A P/E of 78.0x leaves little room for execution misses.

Key Dynamics to Monitor

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

PEN is growing revenue faster at 14.9% — sustainability is the question.

MRK generates stronger free cash flow (4.5B), providing more financial flexibility.

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

Bottom Line

PEN scores higher overall (42/100 vs 36/100) and 14.9% revenue growth. Both earn "Hold" 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.

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.

Visit Website →

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.

Want to dig deeper into these stocks?