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Ero Copper

ERO
67
Copper · Basic Materials
Price
$24.13
-0.39 (-1.59%)
Market Cap
$2.52B
Exchange
New York Stock Exchange
Winston Score
67
Winston is curious
A decent business — some strong pillars, some weaker.

Share count rising — dilution

+14.5% over 4y

The company has issued more shares over this period, which dilutes each existing shareholder’s stake.

Diluted shares outstanding: 91.0M (2021) → 104.1M (2025)

Ero Copper Corp. is a Canadian mining company that digs copper out of the ground in Brazil. Its main asset is the MCSA Mining Complex in the Caraíba region of Bahia state, which has been producing copper for decades. The company also operates the Xavantina Operations, which produce gold as a secondary product.

Ero makes money by selling copper concentrate and gold to smelters and commodity traders. Nearly all of its production comes from Brazil, making it a geographically concentrated business with exposure to Brazilian operating costs and currency. Copper prices are set by global markets, so Ero has little control over what it earns per pound — that is the central risk. On the growth side, the company is expanding capacity at its Caraíba underground mine and building the new Tucumã copper project, which is expected to meaningfully increase total output over the next few years.

Winston Score History

Growth Profile

When traditional metrics don't capture the full picture, these are the signals growth stock investors use instead.

Revenue Growth

+107.5% YoY

YoY Growth Rate

Revenue accelerating

EPS Growth

+33.8% YoY

YoY Growth Rate

Strong earnings growth

R&D Spend

$0/ year

0.0% of revenue

Below sector average (3%)

Research and development spending

Insider Activity

2.4%ownership

Relatively low insider ownership

Cash Position

Cash flow positive

$106M cash & investments

Quarterly Free Cash Flow

↑ Burn rate improving

Company generates more cash than it spends — no dilution risk from fundraising

Revenue accelerating

Ero Copper grew revenue 107% year-over-year and the growth rate is speeding up. That's the kind of momentum growth investors look for — the question is whether margins can follow.

The Winston Score above measures business quality today. Growth stocks often score lower because they invest in the future rather than maximising current profits. These metrics show what matters most for evaluating that future.

Score breakdown

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Quality

Gross Margin
39.8%
Modest — 39.8% gross margin
Operating Margin
34.7%
Excellent — 34.7% operating margin
ROCE
5.3%
Weak — 5.3% return on capital

ROIC between 5% and 15%. They earn 5 to 15 cents back per year on every dollar invested.

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Growth

Sales YoY
+89.0%
Fast-growing sales (89.0% YoY)
EPS YoY
+1455.6%
Earnings growing fast (1455.6% YoY)

Earnings growing 25%+ a year. The compounder zone.

EPS Consistency
6/8 quarters
Earnings grew in most of the last 8 quarters

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Cash Flow

Cash Conversion
136%
Turns 136% of profit into real cash
FCF Margin
13.0%
Converts sales into free cash efficiently (13.0%)

FCF margin between 10% and 20%. Every $100 in sales becomes $10 to $20 in real cash.

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Stability

Debt / Equity
0.54
Conservative — low debt load (0.54)
Interest Cover
12.41x
Comfortably covers interest (12.4x)

Interest coverage above 8. Profits cover interest many times over.

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Valuation

P/E Ratio (TTM)
8.6x
Attractive valuation — P/E 8.6

P/E under 10. The price tag is small relative to last year's profit.

P/E vs Forward
+2.6
GROWING
Earnings expected to grow — slightly cheaper on forward P/E

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Dividends

Not applicable for this business.
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