Eckert & Ziegler SE (0NZY.L) Stock Analysis & Winston Score

Eckert & Ziegler is a German company that makes radioactive materials used in medicine and industry. Its main products include isotopes and components used in cancer treatment, medical imaging, and industrial measurement devices. The company sells to hospitals, pharmaceutical manufacturers, and industrial clients, and is one of the few specialized producers of medical and industrial radioisotopes in Europe.

The company earns revenue by selling radioactive isotopes, radiation therapy components, and related equipment and services. It operates primarily in Europe and North America, with a market cap of around $100 million, making it a small but focused player in a niche field. Its main competitive advantage is its specialized knowledge and regulatory licenses required to handle radioactive materials, which are difficult for new competitors to obtain. The key growth driver is rising demand for targeted cancer therapies, particularly radiopharmaceuticals, though the business faces ongoing risks from strict regulatory oversight and the complexity of handling radioactive substances safely.

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

+3.7% YoY

YoY Growth Rate

Slow revenue growth

EPS Growth

-67.8% YoY

YoY Growth Rate

Earnings declining

Insider Activity

34.5%ownership

→ Flat

Insiders holding steady — not selling despite ability to

Cash Position

Cash flow positive

$112M cash & investments

Quarterly Free Cash Flow

↓ Burn rate worsening

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

Growth context

Eckert & Ziegler SE is growing revenue at 4% year-over-year. The Winston Score measures business quality today — these growth metrics show what could matter tomorrow.

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

48.9%

Healthy — 48.9% gross margin

Operating Margin

23.0%

Excellent — 23.0% operating margin

ROCE

7.7%

Weak — 7.7% 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

+9.4%

Steady sales growth (9.4% YoY)

EPS YoY

-9.5%

Earnings shrinking (-9.5% YoY)

Slight earnings drop. Typical near a cyclical low.

EPS Consistency

4/8 quarters

Earnings inconsistent quarter-to-quarter

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Cash Flow

Cash Conversion

204%

Turns 204% of profit into real cash

FCF Margin

19.0%

Converts sales into free cash efficiently (19.0%)

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

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Stability

Debt / Equity

0.07

Conservative — low debt load (0.07)

Interest Cover

146.71x

Comfortably covers interest (146.7x)

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

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Valuation

P/E Ratio (TTM)

20.3x

no trend

Growth-priced — P/E 20.3

P/E above the market average. People are paying up for expected growth.

P/E vs Forward

N/A

not available

Data not available

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Dividends

Dividend Yield

1.38%

no trend

Small dividend — 1.38% yield

Modest yield. The bulk of any return needs to come from price appreciation.

Dividend Growth

-80.8%

no trend

Dividend cut (-80.8% YoY) — warning sign

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