WallStSmart

Ero Copper Corp (ERO)vsUnited States Lime & Minerals Inc (USLM)

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Smart Verdict

WallStSmart Research — data-driven comparison

Ero Copper Corp generates 177% more annual revenue ($1.04B vs $376.92M). USLM leads profitability with a 35.7% profit margin vs 29.8%. ERO trades at a lower P/E of 11.6x. ERO earns a higher WallStSmart Score of 73/100 (B).

ERO

Strong Buy

73

out of 100

Grade: B

Growth: 9.3Profit: 9.5Value: 6.3Quality: 7.0
Piotroski: 6/9Altman Z: 2.16

USLM

Buy

56

out of 100

Grade: C

Growth: 6.7Profit: 9.0Value: 5.7Quality: 8.5
Piotroski: 2/9Altman Z: 10.98
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

EROOvervalued (-5.1%)

Margin of Safety

-5.1%

Fair Value

$29.96

Current Price

$32.19

$2.23 premium

UndervaluedFair: $29.96Overvalued
USLMUndervalued (+6.3%)

Margin of Safety

+6.3%

Fair Value

$115.00

Current Price

$109.30

$5.70 discount

UndervaluedFair: $115.00Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ERO6 strengths · Avg: 9.5/10
P/E RatioValuation
11.6x10/10

Attractively priced relative to earnings

Return on EquityProfitability
32.5%10/10

Every $100 of equity generates 33 in profit

Operating MarginProfitability
37.6%10/10

Strong operational efficiency at 37.6%

Revenue GrowthGrowth
73.9%10/10

Revenue surging 73.9% year-over-year

Profit MarginProfitability
29.8%9/10

Keeps 30 of every $100 in revenue as profit

Price/BookValuation
2.8x8/10

Reasonable price relative to book value

USLM4 strengths · Avg: 10.0/10
Profit MarginProfitability
35.7%10/10

Keeps 36 of every $100 in revenue as profit

Operating MarginProfitability
41.0%10/10

Strong operational efficiency at 41.0%

Debt/EquityHealth
0.0010/10

Conservative balance sheet, low leverage

Altman Z-ScoreHealth
10.9810/10

Safe zone — low bankruptcy risk

Areas to Watch

ERO0 concerns · Avg: 0/10

No major concerns identified

USLM1 concerns · Avg: 3.0/10
Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

Comparative Analysis Report

WallStSmart Research

Bull Case : ERO

The strongest argument for ERO centers on P/E Ratio, Return on Equity, Operating Margin. Profitability is solid with margins at 29.8% and operating margin at 37.6%. Revenue growth of 73.9% demonstrates continued momentum.

Bull Case : USLM

The strongest argument for USLM centers on Profit Margin, Operating Margin, Debt/Equity. Profitability is solid with margins at 35.7% and operating margin at 41.0%.

Bear Case : ERO

No major red flags identified for ERO, but monitor valuation.

Bear Case : USLM

The primary concerns for USLM are Piotroski F-Score.

Key Dynamics to Monitor

ERO profiles as a growth stock while USLM is a mature play — different risk/reward profiles.

ERO carries more volatility with a beta of 1.63 — expect wider price swings.

ERO is growing revenue faster at 73.9% — sustainability is the question.

ERO generates stronger free cash flow (52M), providing more financial flexibility.

Bottom Line

ERO scores higher overall (73/100 vs 56/100), backed by strong 29.8% margins and 73.9% 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.

Ero Copper Corp

BASIC MATERIALS · COPPER · USA

Ero Copper Corp. The company is headquartered in Vancouver, Canada.

United States Lime & Minerals Inc

BASIC MATERIALS · BUILDING MATERIALS · USA

United States Lime & Minerals, Inc. manufactures and supplies lime and limestone products in the United States. The company is headquartered in Dallas, Texas.

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