WallStSmart

Kaiser Aluminum Corporation (KALU)vsRio Tinto ADR (RIO)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Rio Tinto ADR generates 1609% more annual revenue ($57.64B vs $3.37B). RIO leads profitability with a 17.3% profit margin vs 3.3%. KALU appears more attractively valued with a PEG of 1.17. KALU earns a higher WallStSmart Score of 66/100 (B-).

KALU

Strong Buy

66

out of 100

Grade: B-

Growth: 6.7Profit: 5.5Value: 10.0Quality: 5.0

RIO

Buy

54

out of 100

Grade: C-

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

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

KALUUndervalued (+54.3%)

Margin of Safety

+54.3%

Fair Value

$316.84

Current Price

$118.22

$198.62 discount

UndervaluedFair: $316.84Overvalued
RIOSignificantly Overvalued (-136.9%)

Margin of Safety

-136.9%

Fair Value

$41.41

Current Price

$87.54

$46.13 premium

UndervaluedFair: $41.41Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

KALU4 strengths · Avg: 8.0/10
P/E RatioValuation
15.8x8/10

Attractively priced relative to earnings

Price/BookValuation
2.3x8/10

Reasonable price relative to book value

Revenue GrowthGrowth
21.4%8/10

Revenue surging 21.4% year-over-year

EPS GrowthGrowth
39.7%8/10

Earnings expanding 39.7% YoY

RIO5 strengths · Avg: 8.2/10
Market CapQuality
$139.55B9/10

Large-cap with strong market position

P/E RatioValuation
14.1x8/10

Attractively priced relative to earnings

Price/BookValuation
2.3x8/10

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

Areas to Watch

KALU3 concerns · Avg: 2.7/10
Market CapQuality
$1.74B3/10

Smaller company, higher risk/reward

Profit MarginProfitability
3.3%3/10

3.3% margin — thin

Free Cash FlowQuality
$-51.10M2/10

Negative free cash flow — burning cash

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%

Comparative Analysis Report

WallStSmart Research

Bull Case : KALU

The strongest argument for KALU centers on P/E Ratio, Price/Book, Revenue Growth. Revenue growth of 21.4% demonstrates continued momentum. PEG of 1.17 suggests the stock is reasonably priced for its growth.

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.

Bear Case : KALU

The primary concerns for KALU are Market Cap, Profit Margin, Free Cash Flow. Thin 3.3% margins leave little buffer for downturns.

Bear Case : RIO

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

Key Dynamics to Monitor

KALU profiles as a growth stock while RIO is a mature play — different risk/reward profiles.

KALU carries more volatility with a beta of 1.39 — expect wider price swings.

KALU is growing revenue faster at 21.4% — sustainability is the question.

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

Bottom Line

KALU scores higher overall (66/100 vs 54/100) and 21.4% 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.

Kaiser Aluminum Corporation

BASIC MATERIALS · ALUMINUM · USA

Kaiser Aluminum Corporation manufactures and sells specialty semi-finished aluminum mill products. The company is headquartered in Foothill Ranch, California.

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.

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