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Union Jack Oil

UJO.L
15
Oil & Gas Exploration & Production · Energy
Price
3.20 GBp
+0.15 (+4.85%)
Market Cap
4.7M GBp
Exchange
London Stock Exchange
Winston Score
15
Winston is worried
Weak fundamentals across most pillars.
Data as of Aug 24, 2026 · filings through Dec 31, 2025
How the score breaks down
Quality
Weak
Growth
Weak
Cash Flow
Weak
Stability
Data not available
Valuation
Data not available

Share count rising — dilution

+20.5% over 4y

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

Diluted shares outstanding: 102.6M (2021) → 123.7M (2025)

Winston Score History

The full picture

Union Jack Oil is a small oil and gas company focused on finding and producing oil in the United Kingdom. Instead of operating wells directly, it typically holds partial ownership stakes in onshore oil projects across England, letting other companies handle the day-to-day drilling and production. It is one of a handful of small companies focused specifically on UK onshore oil exploration.

The company earns revenue by selling its share of crude oil produced from its various license interests. Union Jack is listed on the London Stock Exchange and has a very small market capitalization, making it a micro-cap energy stock. Its non-operator model keeps overhead costs low, but the company has reported negative operating margins due to exploration expenses and the small scale of production. Key growth depends on successful appraisal of its existing assets and rising oil prices, while the main risks include the inherent uncertainty of exploration results and UK regulatory changes affecting onshore drilling.

Growth Profile

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

Revenue Growth

-24.4% YoY

YoY Growth Rate

Revenue declining

EPS Growth

<−1,000% YoY

YoY Growth Rate

Earnings declining

R&D Spend

£0/ year

0.0% of revenue

Below sector average (1%)

Research and development spending

Insider Activity

20.9%ownership

Insiders own a meaningful stake in the company

Cash Runway

~3 months

£2M cash & investments

Quarterly Free Cash Flow

↑ Burn rate improving

Short runway — potential dilution ahead through share issuance

Cash watch

Union Jack Oil has less than a year of cash at its current burn rate. Growth investors should watch for potential share dilution from future fundraising — that directly reduces your ownership.

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.

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Quality

Profit per sale
Gross Margin
19.7%
Thin — 19.7% gross margin
Profit after running costs
Operating Margin
-98.3%
Losing money on operations — -98.3%
Return on the money invested
ROCE
-10.6%
Weak — -10.6% 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
-36.6%
Shrinking sales (-36.6% YoY)
Profit growth
EPS YoY
<−1,000%
Earnings shrinking (<−1,000% YoY)

Earnings per share down more than 10%. Either a bad year, or a real decline.

How steady the profit is
EPS Consistency
3/8 quarters
Earnings rarely grow — volatile business

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Cash Flow

Profit that turns into cash
Cash Conversion
N/A
Data not available
Spare cash per sale
FCF Margin
-75.5%
Burning cash (-75.5%)

Free cash flow is negative. They are burning cash, not generating it.

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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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