WallStSmart

National Grid PLC ADR (NGG)vsVistra Corp. (VST)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Vistra Corp. generates 1% more annual revenue ($17.74B vs $17.48B). NGG leads profitability with a 16.4% profit margin vs 5.3%. NGG appears more attractively valued with a PEG of 1.10. VST earns a higher WallStSmart Score of 53/100 (C-).

NGG

Buy

50

out of 100

Grade: C-

Growth: 2.0Profit: 6.5Value: 5.7Quality: 4.0
Piotroski: 4/9Altman Z: 1.24

VST

Buy

53

out of 100

Grade: C-

Growth: 3.3Profit: 6.0Value: 3.3Quality: 2.5
Piotroski: 2/9Altman Z: 0.73
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

Intrinsic value data unavailable for NGG.

VSTSignificantly Overvalued (-53.3%)

Margin of Safety

-53.3%

Fair Value

$101.06

Current Price

$147.72

$46.66 premium

UndervaluedFair: $101.06Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

NGG2 strengths · Avg: 8.5/10
Market CapQuality
$88.05B9/10

Large-cap with strong market position

Operating MarginProfitability
24.1%8/10

Strong operational efficiency at 24.1%

VST1 strengths · Avg: 9.0/10
Market CapQuality
$52.12B9/10

Large-cap with strong market position

Areas to Watch

NGG4 concerns · Avg: 3.0/10
Price/BookValuation
8.6x4/10

Trading at 8.6x book value

Return on EquityProfitability
7.9%3/10

ROE of 7.9% — below average capital efficiency

Debt/EquityHealth
1.233/10

Elevated debt levels

Revenue GrowthGrowth
-11.3%2/10

Revenue declined 11.3%

VST4 concerns · Avg: 3.0/10
Price/BookValuation
19.1x4/10

Trading at 19.1x book value

Profit MarginProfitability
5.3%3/10

5.3% margin — thin

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

P/E RatioValuation
70.6x2/10

Premium valuation, high expectations priced in

Comparative Analysis Report

WallStSmart Research

Bull Case : NGG

The strongest argument for NGG centers on Market Cap, Operating Margin. Profitability is solid with margins at 16.4% and operating margin at 24.1%. PEG of 1.10 suggests the stock is reasonably priced for its growth.

Bull Case : VST

The strongest argument for VST centers on Market Cap. Revenue growth of 13.6% demonstrates continued momentum. PEG of 1.38 suggests the stock is reasonably priced for its growth.

Bear Case : NGG

The primary concerns for NGG are Price/Book, Return on Equity, Debt/Equity.

Bear Case : VST

The primary concerns for VST are Price/Book, Profit Margin, Piotroski F-Score. A P/E of 70.6x leaves little room for execution misses. Debt-to-equity of 3.36 is elevated, increasing financial risk.

Key Dynamics to Monitor

NGG profiles as a declining stock while VST is a value play — different risk/reward profiles.

VST carries more volatility with a beta of 1.45 — expect wider price swings.

VST is growing revenue faster at 13.6% — sustainability is the question.

VST generates stronger free cash flow (-82M), providing more financial flexibility.

Bottom Line

VST scores higher overall (53/100 vs 50/100) and 13.6% revenue growth. 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.

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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Vistra Corp.

UTILITIES · UTILITIES - INDEPENDENT POWER PRODUCERS · USA

Vistra Corp. The company is headquartered in Irving, Texas.

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