WallStSmart

Duke Energy Corporation (DUK)vsGlaxoSmithKline PLC ADR (GSK)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

GlaxoSmithKline PLC ADR generates 3% more annual revenue ($32.78B vs $31.79B). GSK leads profitability with a 17.8% profit margin vs 15.6%. GSK appears more attractively valued with a PEG of 0.50. GSK earns a higher WallStSmart Score of 66/100 (B-).

DUK

Buy

59

out of 100

Grade: C

Growth: 4.0Profit: 7.0Value: 3.3Quality: 3.0
Piotroski: 3/9Altman Z: 0.52

GSK

Strong Buy

66

out of 100

Grade: B-

Growth: 4.7Profit: 9.0Value: 7.3Quality: 4.0
Piotroski: 5/9Altman Z: 1.24
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

DUKSignificantly Overvalued (-64.7%)

Margin of Safety

-64.7%

Fair Value

$78.65

Current Price

$129.55

$50.90 premium

UndervaluedFair: $78.65Overvalued
GSKFair Value (-2.5%)

Margin of Safety

-2.5%

Fair Value

$57.09

Current Price

$52.31

$4.78 premium

UndervaluedFair: $57.09Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

DUK3 strengths · Avg: 8.3/10
Market CapQuality
$100.82B9/10

Large-cap with strong market position

Price/BookValuation
2.0x8/10

Reasonable price relative to book value

Operating MarginProfitability
28.1%8/10

Strong operational efficiency at 28.1%

GSK5 strengths · Avg: 9.4/10
PEG RatioValuation
0.5010/10

Growing faster than its price suggests

Return on EquityProfitability
40.9%10/10

Every $100 of equity generates 41 in profit

Operating MarginProfitability
36.3%10/10

Strong operational efficiency at 36.3%

Market CapQuality
$104.41B9/10

Large-cap with strong market position

P/E RatioValuation
13.6x8/10

Attractively priced relative to earnings

Areas to Watch

DUK4 concerns · Avg: 2.5/10
Debt/EquityHealth
1.753/10

Elevated debt levels

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

PEG RatioValuation
2.682/10

Expensive relative to growth rate

EPS GrowthGrowth
-2.2%2/10

Earnings declined 2.2%

GSK3 concerns · Avg: 3.0/10
Revenue GrowthGrowth
1.5%4/10

1.5% revenue growth

Debt/EquityHealth
1.103/10

Elevated debt levels

Altman Z-ScoreHealth
1.242/10

Distress zone — elevated risk

Comparative Analysis Report

WallStSmart Research

Bull Case : DUK

The strongest argument for DUK centers on Market Cap, Price/Book, Operating Margin. Profitability is solid with margins at 15.6% and operating margin at 28.1%.

Bull Case : GSK

The strongest argument for GSK centers on PEG Ratio, Return on Equity, Operating Margin. Profitability is solid with margins at 17.8% and operating margin at 36.3%. PEG of 0.50 suggests the stock is reasonably priced for its growth.

Bear Case : DUK

The primary concerns for DUK are Debt/Equity, Piotroski F-Score, PEG Ratio. Debt-to-equity of 1.75 is elevated, increasing financial risk.

Bear Case : GSK

The primary concerns for GSK are Revenue Growth, Debt/Equity, Altman Z-Score.

Key Dynamics to Monitor

DUK profiles as a mature stock while GSK is a value play — different risk/reward profiles.

DUK carries more volatility with a beta of 0.45 — expect wider price swings.

DUK is growing revenue faster at 8.0% — sustainability is the question.

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

Bottom Line

GSK scores higher overall (66/100 vs 59/100), backed by strong 17.8% margins. Both earn "Strong 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.

Duke Energy Corporation

UTILITIES · UTILITIES - REGULATED ELECTRIC · USA

Duke Energy Corporation is an American electric power and natural gas holding company headquartered in Charlotte, North Carolina.

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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.

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