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Vaisala Oyj

VAIAS.HE
67
Hardware, Equipment & Parts · Technology
Price
€57.00
-0.10 (-0.18%)
Market Cap
€2.07B
Exchange
NASDAQ Helsinki
Winston Score
67
Winston is curious
A decent business — some strong pillars, some weaker.
Data as of Aug 28, 2026 · filings through Jun 30, 2026
How the score breaks down
Quality
Strong
Growth
Mixed
Cash Flow
Exceptional
Stability
Strong
Valuation
Good
Dividends
Good

Winston Score History

The full picture

Vaisala is a Finnish company that makes instruments and systems for measuring weather, the environment, and industrial conditions. Its products include weather stations, radiosondes (devices launched on weather balloons), humidity sensors, and lightning detection networks. Customers range from national weather services and airports to energy companies, life science labs, and data centers.

Vaisala earns revenue by selling measurement hardware, software, and related services, often through long-term contracts with government agencies and large enterprises. Headquartered in Helsinki, the company operates globally and holds a dominant position in weather observation technology, supplying the majority of the world's upper-air sounding systems. Key growth drivers include rising demand for climate monitoring, renewable energy weather data, and industrial quality control, though the company faces risk from its reliance on government budgets and the cyclical nature of large infrastructure projects.

Growth Profile

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

Revenue Growth

+4.5% YoY

YoY Growth Rate

Slow revenue growth

EPS Growth

+36.7% YoY

YoY Growth Rate

EPS growth accelerating

R&D Spend

€68M/ year

Flat (-0% vs prior year)

11.4% of revenue

Below sector average (15%)

Steady R&D investment year-over-year

Insider Activity

45.1%ownership

Insiders own a meaningful stake in the company

Cash Position

Cash flow positive

€87M cash & investments

Quarterly Free Cash Flow

→ Burn rate stable

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

Growth context

Vaisala Oyj 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.

Share count broadly stable

+0.2% over 4y

The share count has stayed roughly flat over this period — little dilution or buyback activity.

Diluted shares outstanding: 36.4M (2021) → 36.4M (2025)

Score breakdown

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Quality

Profit per sale
Gross Margin
57.2%
Premium pricing power — 57.2% gross margin
Profit after running costs
Operating Margin
13.3%
Healthy — 13.3% operating margin
Return on the money invested
ROCE
22.3%
Exceptional — 22.3% return on capital

ROIC between 15% and 25%. Every dollar invested in the business earns 15 to 25 cents back per year.

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Growth

Sales growth
Sales YoY
+3.4%
Slow sales growth (+3.4% YoY)
Profit growth
EPS YoY
+2.9%
Flat earnings

Single-digit earnings growth — steady but not exciting.

How steady the profit is
EPS Consistency
5/8 quarters
Mixed — about half the quarters showed growth

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Cash Flow

Profit that turns into cash
Cash Conversion
163%
Turns 163% of profit into real cash
Spare cash per sale
FCF Margin
14.7%
Converts sales into free cash efficiently (14.7%)

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

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Stability

What it owes vs what it owns
Debt / Equity
0.21
Conservative — low debt load (0.21)
Covers its interest
Interest Cover
6.34x
Adequate interest coverage (6.3x)

Interest coverage between 3 and 8. Profits cover interest several times over.

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Valuation

Price vs profit
P/E Ratio (TTM)
31.7x
Pricey — P/E 31.7

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

Cheaper or dearer next year
P/E vs Forward
+8.4
GROWING
Earnings expected to grow meaningfully — cheaper on forward P/E (31.7 → 23.3)

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Dividends

Dividend
Dividend Yield
1.51%
Small dividend — 1.51% yield

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

Dividend record
Dividend Growth
+28.2%
Dividend growing fast (28.2% YoY)

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