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Similarweb

SMWB
29
Software - Application · Technology
Price
$8.24
+0.08 (+0.98%)
Market Cap
$721.8M
Winston Score
29
Winston is worried
Below-average fundamentals — multiple weak pillars.
Data as of Aug 23, 2026 · filings through Jun 30, 2026
How the score breaks down
Quality
Mixed
Growth
Mixed
Cash Flow
Weak
Stability
Data not available
Valuation
Data not available

Share count rising — dilution

+13.3% over 4y

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

Diluted shares outstanding: 74.9M (2021) → 84.8M (2025)

Winston Score History

The full picture

Similarweb is a data and analytics company that tracks how people use websites and apps across the internet. It collects information about web traffic, audience behavior, and digital marketing performance, then sells that data to businesses that want to understand their own performance or spy on competitors. Its main customers are marketing teams, investors, and business analysts at companies around the world.

Similarweb makes money by charging businesses a recurring subscription fee to access its data platform. The company is headquartered in Israel and operates globally, with a large portion of revenue coming from North America and Europe. Its competitive edge comes from the scale of its data collection, which is hard for smaller rivals to replicate, but it faces real pressure from larger platforms like Google and Bloomberg that offer overlapping data products. The biggest challenge ahead is reaching consistent profitability, as the company is still spending more than it earns from operations.

Growth Profile

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

Revenue Growth

+8.8% YoY

YoY Growth Rate

Slow revenue growth

EPS Growth

+70.8% YoY

YoY Growth Rate

EPS growth accelerating

R&D Spend

$73M/ year

Rising (+31% vs prior year)

25.7% of revenue

1.7x the sector average (15%)

Investing heavily in future products and technology

Insider Activity

40.3%ownership

Flat

Insider ownership roughly steady over the past year

Cash Position

Cash flow positive

$74M cash & investments

Quarterly Free Cash Flow

↑ Burn rate improving

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

Heavy R&D investment

Similarweb is putting 26% of revenue into R&D and that number is rising. That's 1.7x the sector average. And they're generating enough cash to self-fund it.

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
80.7%
Premium pricing power — 80.7% gross margin
Profit after running costs
Operating Margin
1.0%
Thin — 1.0% operating margin
Return on the money invested
ROCE
-43.4%
Weak — -43.4% 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
+10.2%
Steady sales growth (+10.2% YoY)
Profit growth
EPS YoY
N/A
Data not available
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
5.0%
Thin free cash flow (5.0%)

FCF margin between 0% and 10%. Some cash from sales, but not a lot.

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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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