WallStSmart

Rio Tinto ADR (RIO)vsSandisk Corp (SNDK)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Rio Tinto ADR generates 546% more annual revenue ($57.64B vs $8.93B). RIO leads profitability with a 17.3% profit margin vs -11.7%. RIO earns a higher WallStSmart Score of 54/100 (C-).

RIO

Buy

54

out of 100

Grade: C-

Growth: 6.0Profit: 8.0Value: 4.7Quality: 5.0

SNDK

Hold

49

out of 100

Grade: D+

Growth: 7.3Profit: 5.0Value: 5.0Quality: 8.0
Piotroski: 4/9Altman Z: 1.82
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

RIOSignificantly Overvalued (-137.3%)

Margin of Safety

-137.3%

Fair Value

$41.34

Current Price

$83.15

$41.81 premium

UndervaluedFair: $41.34Overvalued

Intrinsic value data unavailable for SNDK.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

RIO5 strengths · Avg: 8.2/10
Market CapQuality
$139.24B9/10

Large-cap with strong market position

P/E RatioValuation
14.1x8/10

Attractively priced relative to earnings

Price/BookValuation
2.2x8/10

Reasonable price relative to book value

Operating MarginProfitability
25.3%8/10

Strong operational efficiency at 25.3%

Free Cash FlowQuality
$2.53B8/10

Generating 2.5B in free cash flow

SNDK5 strengths · Avg: 9.8/10
Operating MarginProfitability
35.5%10/10

Strong operational efficiency at 35.5%

Revenue GrowthGrowth
61.2%10/10

Revenue surging 61.2% year-over-year

EPS GrowthGrowth
618.0%10/10

Earnings expanding 618.0% YoY

Debt/EquityHealth
0.0810/10

Conservative balance sheet, low leverage

Market CapQuality
$104.75B9/10

Large-cap with strong market position

Areas to Watch

RIO2 concerns · Avg: 2.0/10
PEG RatioValuation
5.692/10

Expensive relative to growth rate

EPS GrowthGrowth
-5.6%2/10

Earnings declined 5.6%

SNDK4 concerns · Avg: 2.8/10
Price/BookValuation
10.3x4/10

Trading at 10.3x book value

Altman Z-ScoreHealth
1.824/10

Grey zone — moderate risk

Return on EquityProfitability
-9.4%2/10

ROE of -9.4% — below average capital efficiency

Profit MarginProfitability
-11.7%1/10

Currently unprofitable

Comparative Analysis Report

WallStSmart Research

Bull Case : RIO

The strongest argument for RIO centers on Market Cap, P/E Ratio, Price/Book. Profitability is solid with margins at 17.3% and operating margin at 25.3%. Revenue growth of 14.6% demonstrates continued momentum.

Bull Case : SNDK

The strongest argument for SNDK centers on Operating Margin, Revenue Growth, EPS Growth. Revenue growth of 61.2% demonstrates continued momentum.

Bear Case : RIO

The primary concerns for RIO are PEG Ratio, EPS Growth.

Bear Case : SNDK

The primary concerns for SNDK are Price/Book, Altman Z-Score, Return on Equity.

Key Dynamics to Monitor

RIO profiles as a mature stock while SNDK is a hypergrowth play — different risk/reward profiles.

SNDK is growing revenue faster at 61.2% — sustainability is the question.

RIO generates stronger free cash flow (2.5B), providing more financial flexibility.

Monitor OTHER INDUSTRIAL METALS & MINING industry trends, competitive dynamics, and regulatory changes.

Bottom Line

RIO scores higher overall (54/100 vs 49/100), backed by strong 17.3% margins and 14.6% revenue growth. Both earn "Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.

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

Rio Tinto ADR

BASIC MATERIALS · OTHER INDUSTRIAL METALS & MINING · USA

Rio Tinto Group is dedicated to the exploration, extraction and processing of mineral resources worldwide. The company is headquartered in London, the United Kingdom.

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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