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Heliospectra AB (publ)

HELIO.ST
20
Electrical Equipment & Parts · Industrials
Price
kr 0.09
+0.00 (+0.00%)
Market Cap
kr 56.2M
Exchange
Stockholm Stock Exchange
Winston Score
20
Winston is worried
Weak fundamentals across most pillars.
Data as of Aug 23, 2026 · filings through Mar 31, 2026
How the score breaks down
Quality
Weak
Growth
Mixed
Cash Flow
Weak
Stability
Data not available
Valuation
Data not available

Share count rising — dilution

+244.3% over 4y

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

Diluted shares outstanding: 77.2M (2021) → 266.0M (2025)

Winston Score History

The full picture

Heliospectra is a Swedish company that makes smart LED lighting systems for indoor farming and greenhouse growing. Its main products are programmable grow lights that can be controlled by software to mimic sunlight and help plants grow faster. The company sells to commercial greenhouse operators, research institutions, and cannabis cultivators.

Heliospectra earns revenue by selling its lighting hardware and related software or control systems to customers, primarily in Europe and North America. The company is very small, with a market cap near zero, and it has struggled significantly to turn a profit — its gross and operating margins are deeply negative, meaning it costs more to make and sell its products than it earns. The key risk is whether the company can scale up sales fast enough to cover its costs, as the indoor farming industry has faced broad financial pressure in recent years, with many players cutting spending on new equipment.

Growth Profile

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

Revenue Growth

+170.8% YoY

YoY Growth Rate

Revenue accelerating

EPS Growth

+80.8% YoY

YoY Growth Rate

EPS growth accelerating

R&D Spend

kr 0/ year

0.0% of revenue

Below sector average (4%)

Research and development spending

Insider Activity

56.2%ownership

Insiders own a meaningful stake in the company

Cash Runway

~2 months

kr 10M cash & investments

Quarterly Free Cash Flow

↓ Burn rate worsening

Short runway — potential dilution ahead through share issuance

Revenue accelerating

Heliospectra AB (publ) grew revenue 171% 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

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
15.3%
Thin — 15.3% gross margin
Profit after running costs
Operating Margin
-176.8%
Losing money on operations — -176.8%
Return on the money invested
ROCE
-301.7%
Weak — -301.7% 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
+16.9%
Fast-growing sales (+16.9% YoY)
Profit growth
EPS YoY
N/A
Data not available
How steady the profit is
EPS Consistency
4/8 quarters
Earnings inconsistent quarter-to-quarter

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Cash Flow

Profit that turns into cash
Cash Conversion
N/A
Data not available
Spare cash per sale
FCF Margin
-286.1%
Burning cash (-286.1%)

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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