WallStSmart

Stem Inc (STEM)vsVistra Corp. (VST)

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Smart Verdict

WallStSmart Research — data-driven comparison

Vistra Corp. generates 12878% more annual revenue ($19.21B vs $148.03M). VST leads profitability with a 11.6% profit margin vs -49.4%. VST earns a higher WallStSmart Score of 54/100 (C-).

STEM

Avoid

32

out of 100

Grade: F

Growth: 2.7Profit: 2.0Value: 6.7Quality: 5.0
Piotroski: 5/9Altman Z: -4.55

VST

Buy

54

out of 100

Grade: C-

Growth: 3.3Profit: 7.0Value: 7.0Quality: 2.5
Piotroski: 2/9Altman Z: 0.62
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

STEMUndervalued (+58.6%)

Margin of Safety

+58.6%

Fair Value

$27.81

Current Price

$2.22

$25.59 discount

UndervaluedFair: $27.81Overvalued

Intrinsic value data unavailable for VST.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

STEM1 strengths · Avg: 10.0/10
Debt/EquityHealth
-1.3610/10

Conservative balance sheet, low leverage

VST3 strengths · Avg: 9.7/10
PEG RatioValuation
0.3410/10

Growing faster than its price suggests

Return on EquityProfitability
40.5%10/10

Every $100 of equity generates 40 in profit

Market CapQuality
$51.02B9/10

Large-cap with strong market position

Areas to Watch

STEM4 concerns · Avg: 2.8/10
EPS GrowthGrowth
0.0%4/10

0.0% earnings growth

Market CapQuality
$28.98M3/10

Smaller company, higher risk/reward

Return on EquityProfitability
-5921.0%2/10

ROE of -5921.0% — below average capital efficiency

Revenue GrowthGrowth
-12.3%2/10

Revenue declined 12.3%

VST4 concerns · Avg: 3.3/10
P/E RatioValuation
25.6x4/10

Moderate valuation

Price/BookValuation
15.5x4/10

Trading at 15.5x book value

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

Revenue GrowthGrowth
-5.5%2/10

Revenue declined 5.5%

Comparative Analysis Report

WallStSmart Research

Bull Case : STEM

The strongest argument for STEM centers on Debt/Equity.

Bull Case : VST

The strongest argument for VST centers on PEG Ratio, Return on Equity, Market Cap. PEG of 0.34 suggests the stock is reasonably priced for its growth.

Bear Case : STEM

The primary concerns for STEM are EPS Growth, Market Cap, Return on Equity.

Bear Case : VST

The primary concerns for VST are P/E Ratio, Price/Book, Piotroski F-Score. Debt-to-equity of 3.63 is elevated, increasing financial risk.

Key Dynamics to Monitor

STEM profiles as a turnaround stock while VST is a declining play — different risk/reward profiles.

STEM carries more volatility with a beta of 1.59 — expect wider price swings.

VST is growing revenue faster at -5.5% — sustainability is the question.

VST generates stronger free cash flow (133M), providing more financial flexibility.

Bottom Line

VST scores higher overall (54/100 vs 32/100). STEM offers better value entry with a 58.6% margin of safety. Both earn "Buy" and "Avoid" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

Stem Inc

UTILITIES · UTILITIES - RENEWABLE · USA

Stem, Inc. is an energy technology company in the United States. The company is headquartered in Millbrae, California.

Vistra Corp.

UTILITIES · UTILITIES - INDEPENDENT POWER PRODUCERS · USA

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

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