WallStSmart

Teradyne Inc (TER)vsVistra Energy Corp (VST)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Vistra Energy Corp generates 456% more annual revenue ($17.74B vs $3.19B). TER leads profitability with a 17.4% profit margin vs 5.3%. VST appears more attractively valued with a PEG of 1.27. TER earns a higher WallStSmart Score of 70/100 (B).

TER

Strong Buy

70

out of 100

Grade: B

Growth: 10.0Profit: 8.5Value: 4.7Quality: 6.8
Piotroski: 4/9

VST

Buy

53

out of 100

Grade: C-

Growth: 3.3Profit: 6.0Value: 4.7Quality: 2.5
Piotroski: 2/9Altman Z: 0.73
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

TERSignificantly Overvalued (-98.5%)

Margin of Safety

-98.5%

Fair Value

$161.93

Current Price

$323.36

$161.43 premium

UndervaluedFair: $161.93Overvalued
VSTSignificantly Overvalued (-980.6%)

Margin of Safety

-980.6%

Fair Value

$14.82

Current Price

$151.51

$136.69 premium

UndervaluedFair: $14.82Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

TER5 strengths · Avg: 9.6/10
Operating MarginProfitability
30.3%10/10

Strong operational efficiency at 30.3%

Revenue GrowthGrowth
43.9%10/10

Revenue surging 43.9% year-over-year

EPS GrowthGrowth
81.4%10/10

Earnings expanding 81.4% YoY

Market CapQuality
$50.12B9/10

Large-cap with strong market position

Debt/EquityHealth
0.129/10

Conservative balance sheet, low leverage

VST1 strengths · Avg: 9.0/10
Market CapQuality
$51.70B9/10

Large-cap with strong market position

Areas to Watch

TER3 concerns · Avg: 3.3/10
PEG RatioValuation
1.614/10

Expensive relative to growth rate

Price/BookValuation
18.1x4/10

Trading at 18.1x book value

P/E RatioValuation
92.5x2/10

Premium valuation, high expectations priced in

VST4 concerns · Avg: 3.0/10
Price/BookValuation
19.5x4/10

Trading at 19.5x 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
70.1x2/10

Premium valuation, high expectations priced in

Comparative Analysis Report

WallStSmart Research

Bull Case : TER

The strongest argument for TER centers on Operating Margin, Revenue Growth, EPS Growth. Profitability is solid with margins at 17.4% and operating margin at 30.3%. Revenue growth of 43.9% demonstrates continued momentum.

Bull Case : VST

The strongest argument for VST centers on Market Cap. Revenue growth of 13.6% demonstrates continued momentum. PEG of 1.27 suggests the stock is reasonably priced for its growth.

Bear Case : TER

The primary concerns for TER are PEG Ratio, Price/Book, P/E Ratio. A P/E of 92.5x leaves little room for execution misses.

Bear Case : VST

The primary concerns for VST are Price/Book, Profit Margin, Piotroski F-Score. A P/E of 70.1x leaves little room for execution misses. Debt-to-equity of 3.36 is elevated, increasing financial risk.

Key Dynamics to Monitor

TER profiles as a growth stock while VST is a value play — different risk/reward profiles.

TER carries more volatility with a beta of 1.80 — expect wider price swings.

TER is growing revenue faster at 43.9% — sustainability is the question.

TER generates stronger free cash flow (219M), providing more financial flexibility.

Bottom Line

TER scores higher overall (70/100 vs 53/100), backed by strong 17.4% margins and 43.9% revenue growth. 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.

Teradyne Inc

TECHNOLOGY · SEMICONDUCTOR EQUIPMENT & MATERIALS · USA

Teradyne, Inc. is an American automatic test equipment (ATE) designer and manufacturer based in North Reading, Massachusetts.

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Vistra Energy Corp

UTILITIES · UTILITIES - INDEPENDENT POWER PRODUCERS · USA

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

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