WinstonWınston
Stock

Orosur Mining

OMI.V
Gold · Basic Materials
Price
C$0.41
+0.04 (+10.81%)
Market Cap
C$163.5M
Exchange
Toronto Stock Exchange Ventures
Winston Score
Winston looking sleepy
No score yet — nothing to grade.
This is a pre-revenue company — it has no sales yet, just exploration or development costs. There’s no operating business to grade on profitability, margins or cash flow, so the Winston Score stays blank until it starts booking revenue.

Share count rising — dilution

+42.4% over 4y

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

Diluted shares outstanding: 173.8M (2021) → 247.5M (2025)

§Winston Score History

The full picture

Orosur Mining is a gold exploration and development company focused on finding new gold deposits. The company operates primarily in South America, with projects in Colombia and historically in Uruguay. It is a junior mining company, meaning it is still in the early stages of exploring and developing mines rather than producing gold at large scale.

Orosur makes money by advancing mineral projects with the goal of eventually producing gold or partnering with larger mining companies. With a market cap around $100 million, it is a small-cap explorer that relies on raising capital to fund its operations since it currently generates little to no revenue. The company's main growth opportunity lies in proving up significant gold resources at its Colombian projects, which could attract larger partners or lead to mine development. However, the key risk is that exploration is uncertain and expensive, and the company depends on capital markets to keep funding its work.

Growth Profile

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

Revenue Growth

Revenue data limited

EPS Growth

-76.7% YoY

YoY Growth Rate

Earnings declining

R&D Spend

$0/ year

Research and development spending

Insider Activity

1.9%ownership

Relatively low insider ownership

Cash Runway

5+ years

Quarterly Free Cash Flow

→ Burn rate stable

$14M cash & investments at current burn rate

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

Every number that matters to educated investors.

Each metric is explained in plain language so you know exactly what you're looking at. Start your free trial now.

Quality

Profit per sale
Gross Margin
N/A
Data not available
Profit after running costs
Operating Margin
N/A
Data not available
Return on the money invested
ROCE
-25.9%
Weak — -25.9% return on capital

Negative ROIC means the business is losing money on every dollar invested in it.

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Growth

Sales growth
Sales YoY
N/A
Data not available
Profit growth
EPS YoY
N/A
Data not available
How steady the profit is
EPS Consistency
2/8 quarters
Earnings rarely grow — volatile business

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Cash Flow

Profit that turns into cash
Cash Conversion
-148%
Weak — only -148% of profit becomes cash
Spare cash per sale
FCF Margin
N/A
Data not available

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Stability

What it owes vs what it owns
Debt / Equity
N/A
Data not available
Covers its interest
Interest Cover
N/A
Data not available

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Valuation

Price vs profit
P/E Ratio (TTM)
N/M
Negative earnings — P/E not meaningful
Cheaper or dearer next year
P/E vs Forward
N/A
not available
Data not available

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Dividends

Not applicable for this business.
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