Capstone Copper

CSCCF

Copper · Basic Materials

Price

$11.11

+0.41 (+3.83%)

Market Cap

$8.49B

Exchange

Other OTC

Winston Score

Winston is curious

A decent business — some strong pillars, some weaker.

Data as of Aug 9, 2026 · filings through Jun 30, 2026

Share count rising — dilution

+84.6% over 4y

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

Diluted shares outstanding: 414.1M (2021) → 764.4M (2025)

Capstone Copper is a mining company that digs copper out of the ground and sells it to manufacturers around the world. Copper is used in electrical wiring, electric vehicles, and construction, making it a critical industrial metal. Capstone operates several large mines, with its flagship Mantoverde mine in Chile being one of its most important assets.

The company makes money by selling copper concentrate and cathode to smelters and industrial buyers, with revenue tied directly to global copper prices. Capstone operates primarily in the Americas, with mines in Chile, Mexico, and the United States, and its roughly $7 billion market cap makes it a mid-sized player in the global copper industry. Its competitive position rests on owning long-life, low-cost mines in established mining jurisdictions, but the biggest risk it faces is copper price volatility — a sharp drop in prices can quickly squeeze margins and slow planned expansion projects like the Mantoverde Development Project.

Winston Score History

Growth Profile

For growth stock investors

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

Revenue Growth

+36.2% YoY

YoY Growth Rate

Strong revenue growth

EPS Growth

+208.6% 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

9.7%ownership

Insiders own a meaningful stake in the company

Cash Position

Cash flow positive

$367M cash & investments

Quarterly Free Cash Flow

↑ Burn rate improving

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

Strong grower

Capstone Copper is growing revenue at 36% year-over-year. The Winston Score penalises unprofitable companies, but revenue at this pace tells a different story — this is a company still in "build mode."

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

49.3%

Healthy — 49.3% gross margin

Operating Margin

31.7%

Excellent — 31.7% operating margin

ROCE

4.9%

Weak — 4.9% return on capital

ROIC between 0% and 5%. They earn a few cents back per dollar invested in the business.

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Growth

Sales YoY

+37.5%

Fast-growing sales (+37.5% YoY)

EPS YoY

+536.1%

Earnings growing fast (+536.1% 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

160%

Turns 160% of profit into real cash

FCF Margin

4.9%

Thin free cash flow (4.9%)

FCF margin between 0% and 10%. Some cash from sales, but not a lot.

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Stability

Debt / Equity

0.34

Conservative — low debt load (0.34)

Interest Cover

8.99x

Comfortably covers interest (9.0x)

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

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Valuation

P/E Ratio (TTM)

18.1x

Fair value — P/E 18.1

P/E in the normal range. Price is roughly $15 for every $1 of yearly profit.

P/E vs Forward

+7.1

GROWING

Earnings expected to grow meaningfully — cheaper on forward P/E (18.1 → 11.0)

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Dividends

Not applicable for this business.

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