WallStSmart

GlaxoSmithKline PLC ADR (GSK)vsNational Grid PLC ADR (NGG)

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Smart Verdict

WallStSmart Research — data-driven comparison

GlaxoSmithKline PLC ADR generates 85% more annual revenue ($32.78B vs $17.69B). NGG leads profitability with a 18.3% profit margin vs 17.8%. NGG appears more attractively valued with a PEG of 1.00. NGG earns a higher WallStSmart Score of 62/100 (C+).

GSK

Buy

58

out of 100

Grade: C

Growth: 4.7Profit: 8.5Value: 4.0Quality: 4.5
Piotroski: 6/9Altman Z: 1.34

NGG

Buy

62

out of 100

Grade: C+

Growth: 4.0Profit: 8.0Value: 6.3Quality: 3.5
Piotroski: 3/9Altman Z: 1.20
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Intrinsic Value Comparison

Multi-model valuation · Graham Formula

GSKSignificantly Overvalued (-26.6%)

Margin of Safety

-26.6%

Fair Value

$46.22

Current Price

$49.72

$3.50 premium

UndervaluedFair: $46.22Overvalued

Intrinsic value data unavailable for NGG.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

GSK4 strengths · Avg: 9.0/10
Operating MarginProfitability
36.3%10/10

Strong operational efficiency at 36.3%

Market CapQuality
$98.26B9/10

Large-cap with strong market position

Return on EquityProfitability
24.8%9/10

Every $100 of equity generates 25 in profit

P/E RatioValuation
12.8x8/10

Attractively priced relative to earnings

NGG3 strengths · Avg: 9.0/10
Operating MarginProfitability
32.6%10/10

Strong operational efficiency at 32.6%

Market CapQuality
$80.25B9/10

Large-cap with strong market position

PEG RatioValuation
1.008/10

Growing faster than its price suggests

Areas to Watch

GSK4 concerns · Avg: 2.8/10
Revenue GrowthGrowth
1.5%4/10

1.5% revenue growth

Debt/EquityHealth
1.073/10

Elevated debt levels

PEG RatioValuation
9.462/10

Expensive relative to growth rate

Altman Z-ScoreHealth
1.342/10

Distress zone — elevated risk

NGG4 concerns · Avg: 3.5/10
Price/BookValuation
8.2x4/10

Trading at 8.2x book value

Revenue GrowthGrowth
2.0%4/10

2.0% revenue growth

Debt/EquityHealth
1.193/10

Elevated debt levels

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Comparative Analysis Report

WallStSmart Research

Bull Case : GSK

The strongest argument for GSK centers on Operating Margin, Market Cap, Return on Equity. Profitability is solid with margins at 17.8% and operating margin at 36.3%.

Bull Case : NGG

The strongest argument for NGG centers on Operating Margin, Market Cap, PEG Ratio. Profitability is solid with margins at 18.3% and operating margin at 32.6%. PEG of 1.00 suggests the stock is reasonably priced for its growth.

Bear Case : GSK

The primary concerns for GSK are Revenue Growth, Debt/Equity, PEG Ratio.

Bear Case : NGG

The primary concerns for NGG are Price/Book, Revenue Growth, Debt/Equity.

Key Dynamics to Monitor

NGG carries more volatility with a beta of 0.62 — expect wider price swings.

NGG is growing revenue faster at 2.0% — sustainability is the question.

GSK generates stronger free cash flow (698M), providing more financial flexibility.

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

Bottom Line

NGG scores higher overall (62/100 vs 58/100), backed by strong 18.3% margins. Both earn "Buy" 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.

GlaxoSmithKline PLC ADR

HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA

GlaxoSmithKline plc is dedicated to the creation, discovery, development, manufacture and marketing of pharmaceuticals, vaccines, over-the-counter drugs and health-related consumer products in the UK, US and internationally. The company is headquartered in Brentford, the United Kingdom.

National Grid PLC ADR

UTILITIES · UTILITIES - REGULATED ELECTRIC · USA

National Grid plc transmits and distributes electricity and natural gas. The company is headquartered in London, the United Kingdom.

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