WallStSmart

Merck & Company Inc (MRK)vsUnitedHealth Group Incorporated (UNH)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

UnitedHealth Group Incorporated generates 584% more annual revenue ($450.13B vs $65.77B). MRK leads profitability with a 13.6% profit margin vs 3.1%. UNH appears more attractively valued with a PEG of 1.43. UNH earns a higher WallStSmart Score of 62/100 (C+).

MRK

Hold

50

out of 100

Grade: D+

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

UNH

Buy

62

out of 100

Grade: C+

Growth: 7.3Profit: 5.5Value: 4.0Quality: 5.5
Piotroski: 4/9Altman Z: 2.28
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

MRKSignificantly Overvalued (-60.9%)

Margin of Safety

-60.9%

Fair Value

$81.10

Current Price

$131.07

$49.97 premium

UndervaluedFair: $81.10Overvalued
UNHSignificantly Overvalued (-31.5%)

Margin of Safety

-31.5%

Fair Value

$322.02

Current Price

$420.74

$98.72 premium

UndervaluedFair: $322.02Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

MRK3 strengths · Avg: 9.3/10
Market CapQuality
$307.25B10/10

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

UNH3 strengths · Avg: 9.3/10
Market CapQuality
$391.69B10/10

Mega-cap, among the largest globally

EPS GrowthGrowth
61.5%10/10

Earnings expanding 61.5% YoY

Free Cash FlowQuality
$8.15B8/10

Generating 8.1B in free cash flow

Areas to Watch

MRK4 concerns · Avg: 3.5/10
P/E RatioValuation
35.6x4/10

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

UNH3 concerns · Avg: 3.7/10
P/E RatioValuation
32.9x4/10

Premium valuation, high expectations priced in

Revenue GrowthGrowth
0.4%4/10

0.4% revenue growth

Profit MarginProfitability
3.1%3/10

3.1% margin — thin

Comparative Analysis Report

WallStSmart Research

Bull Case : MRK

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

Bull Case : UNH

The strongest argument for UNH centers on Market Cap, EPS Growth, Free Cash Flow. PEG of 1.43 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 : UNH

The primary concerns for UNH are P/E Ratio, Revenue Growth, Profit Margin. Thin 3.1% margins leave little buffer for downturns.

Key Dynamics to Monitor

UNH carries more volatility with a beta of 0.63 — expect wider price swings.

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

UNH generates stronger free cash flow (8.1B), providing more financial flexibility.

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

Bottom Line

UNH scores higher overall (62/100 vs 50/100). Both earn "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.

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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UnitedHealth Group Incorporated

HEALTHCARE · HEALTHCARE PLANS · USA

UnitedHealth Group Incorporated is an American for-profit multinational managed healthcare and insurance company based in Minnetonka, Minnesota. It offers health care products and insurance services. In 2020, it was the second-largest healthcare company (behind CVS Health) by revenue with $257.1 billion, and the largest insurance company by net premiums. UnitedHealthcare revenues comprise 80% of the Group's overall revenue.

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