WallStSmart

Sandisk Corp (SNDK)vsVistra Corp. (VST)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Vistra Corp. generates 47% more annual revenue ($19.45B vs $13.18B). SNDK leads profitability with a 34.2% profit margin vs 11.5%. VST trades at a lower P/E of 26.3x. SNDK earns a higher WallStSmart Score of 70/100 (B).

SNDK

Strong Buy

70

out of 100

Grade: B

Growth: 7.3Profit: 10.0Value: 4.0Quality: 6.8
Piotroski: 4/9Altman Z: 1.82

VST

Strong Buy

68

out of 100

Grade: B-

Growth: 4.7Profit: 8.0Value: 7.0Quality: 2.5
Piotroski: 2/9Altman Z: 0.60

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

SNDK6 strengths · Avg: 10.0/10
Market CapQuality
$278.63B10/10

Mega-cap, among the largest globally

Return on EquityProfitability
32.7%10/10

Every $100 of equity generates 33 in profit

Profit MarginProfitability
34.2%10/10

Keeps 34 of every $100 in revenue as profit

Operating MarginProfitability
70.0%10/10

Strong operational efficiency at 70.0%

Revenue GrowthGrowth
251.0%10/10

Revenue surging 251.0% year-over-year

EPS GrowthGrowth
618.0%10/10

Earnings expanding 618.0% YoY

VST5 strengths · Avg: 9.4/10
PEG RatioValuation
0.4610/10

Growing faster than its price suggests

Return on EquityProfitability
40.0%10/10

Every $100 of equity generates 40 in profit

Revenue GrowthGrowth
43.4%10/10

Revenue surging 43.4% year-over-year

Market CapQuality
$53.10B9/10

Large-cap with strong market position

Operating MarginProfitability
26.6%8/10

Strong operational efficiency at 26.6%

Areas to Watch

SNDK3 concerns · Avg: 3.3/10
Price/BookValuation
16.8x4/10

Trading at 16.8x book value

Altman Z-ScoreHealth
1.824/10

Grey zone — moderate risk

P/E RatioValuation
64.1x2/10

Premium valuation, high expectations priced in

VST4 concerns · Avg: 3.3/10
P/E RatioValuation
26.3x4/10

Moderate valuation

Price/BookValuation
19.8x4/10

Trading at 19.8x book value

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

EPS GrowthGrowth
-52.3%2/10

Earnings declined 52.3%

Comparative Analysis Report

WallStSmart Research

Bull Case : SNDK

The strongest argument for SNDK centers on Market Cap, Return on Equity, Profit Margin. Profitability is solid with margins at 34.2% and operating margin at 70.0%. Revenue growth of 251.0% demonstrates continued momentum.

Bull Case : VST

The strongest argument for VST centers on PEG Ratio, Return on Equity, Revenue Growth. Revenue growth of 43.4% demonstrates continued momentum. PEG of 0.46 suggests the stock is reasonably priced for its growth.

Bear Case : SNDK

The primary concerns for SNDK are Price/Book, Altman Z-Score, P/E Ratio. A P/E of 64.1x leaves little room for execution misses.

Bear Case : VST

The primary concerns for VST are P/E Ratio, Price/Book, Piotroski F-Score. Debt-to-equity of 3.56 is elevated, increasing financial risk.

Key Dynamics to Monitor

SNDK is growing revenue faster at 251.0% — sustainability is the question.

SNDK generates stronger free cash flow (3.0B), providing more financial flexibility.

Monitor COMPUTER HARDWARE industry trends, competitive dynamics, and regulatory changes.

Bottom Line

SNDK scores higher overall (70/100 vs 68/100), backed by strong 34.2% margins and 251.0% revenue growth. Both earn "Strong Buy" and "Strong 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.

Sandisk Corp

TECHNOLOGY · COMPUTER HARDWARE · USA

Sandisk Corporation (Ticker: SNDK) is a U.S.-based technology company that develops, manufactures, and sells data storage products and solutions built on NAND flash memory technology, including solid-state drives (SSDs), embedded storage, memory cards, and USB flash drives for consumer, enterprise, and cloud computing markets.

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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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