WallStSmart

Perpetua Resources Corp (PPTA)vsRio Tinto ADR (RIO)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

RIO leads profitability with a 17.3% profit margin vs 0.0%. RIO earns a higher WallStSmart Score of 54/100 (C-).

PPTA

Avoid

25

out of 100

Grade: F

Growth: 4.3Profit: 3.0Value: 5.0Quality: 6.5
Piotroski: 3/9Altman Z: 0.39

RIO

Buy

54

out of 100

Grade: C-

Growth: 4.0Profit: 8.0Value: 4.0Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

Intrinsic value data unavailable for PPTA.

RIOSignificantly Overvalued (-137.3%)

Margin of Safety

-137.3%

Fair Value

$41.34

Current Price

$86.64

$45.30 premium

UndervaluedFair: $41.34Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

PPTA1 strengths · Avg: 10.0/10
Debt/EquityHealth
0.0010/10

Conservative balance sheet, low leverage

RIO5 strengths · Avg: 8.2/10
Market CapQuality
$140.85B9/10

Large-cap with strong market position

P/E RatioValuation
14.3x8/10

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

PPTA4 concerns · Avg: 3.5/10
Revenue GrowthGrowth
0.0%4/10

0.0% revenue growth

EPS GrowthGrowth
0.0%4/10

0.0% earnings growth

Profit MarginProfitability
0.0%3/10

0.0% margin — thin

Operating MarginProfitability
0.0%3/10

Operating margin of 0.0%

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 : PPTA

The strongest argument for PPTA centers on Debt/Equity.

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 : PPTA

The primary concerns for PPTA are Revenue Growth, EPS Growth, Profit Margin.

Bear Case : RIO

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

Key Dynamics to Monitor

PPTA profiles as a value stock while RIO is a mature play — different risk/reward profiles.

RIO carries more volatility with a beta of 0.65 — expect wider price swings.

RIO is growing revenue faster at 14.6% — sustainability is the question.

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

Bottom Line

RIO scores higher overall (54/100 vs 25/100), backed by strong 17.3% margins and 14.6% revenue growth. 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.

Perpetua Resources Corp

BASIC MATERIALS · OTHER PRECIOUS METALS & MINING · USA

Perpetua Resources Corp. The company is headquartered in Boise, Idaho.

Visit Website →

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.

Want to dig deeper into these stocks?