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F5

FFV.F
62
Software - Infrastructure · Technology
Price
€346.40
+2.10 (+0.61%)
Market Cap
€19.54B
Exchange
Frankfurt Stock Exchange
Winston Score
62
Winston is curious
A decent business — some strong pillars, some weaker.
Data as of Sep 11, 2026 · filings through Jun 30, 2026

§How the score breaks down

Quality
Exceptional
Growth
Good
Cash Flow
Exceptional
Stability
Good
Valuation
Good

Share count falling — buybacks

4.3% over 3y

The company has reduced its share count over this period, returning value to shareholders through buybacks.

Diluted shares outstanding: 61.1M (2022) → 58.5M (2025)

§Winston Score History

The full picture

Operating across major global markets including North America, Europe, the Middle East, Africa, and Asia Pacific, F5, Inc. specializes in delivering comprehensive solutions for multi-cloud application security and deployment. Through its distributed cloud offerings, clients can seamlessly manage, safeguard, and run their applications regardless of the underlying infrastructure, from traditional on-premises setups to diverse public cloud environments. The firm also furnishes integrated solutions spanning security, networking, and application oversight, encompassing safeguards for web applications and APIs, multi-cloud networking capabilities, streamlined application delivery and deployment, domain name system (DNS) services, content delivery networks (CDNs), and tools for application deployment and orchestration. Furthermore, F5 offers a suite of specific products focused on application security and delivery, such as NGINX Plus, NGINX One Console, NGINX Ingress Controller, WAF for NGINX, BIG-IP Packaged Software, and BIG-IP Systems. Complementing its products, the company delivers extensive professional services, which include ongoing maintenance, expert consulting, training programs, and various technical support options. F5's clientele primarily consists of large enterprises, government bodies, public sector entities, and service providers, with products distributed via an indirect channel network comprising distributors, value-added resellers (VARs), managed service providers (MSPs), systems integrators (SIs), and other partners. Key alliances are maintained with prominent public cloud providers like Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP). Established in 1996 and headquartered in Seattle, Washington, the corporation previously operated as F5 Networks, Inc., adopting its current name, F5, Inc., in November 2021.

Growth Profile

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

Revenue Growth

+11.0% YoY

YoY Growth Rate

Steady revenue growth

EPS Growth

+11.6% YoY

YoY Growth Rate

Steady EPS growth

R&D Spend

$540M/ year

Rising (+10% vs prior year)

17.5% of revenue

In line with sector average (15%)

Investing heavily in future products and technology

Cash Position

Cash flow positive

$1.9B 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

F5 is putting 17% of revenue into R&D and that number is rising. 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.

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Quality

Profit per sale
Gross Margin
83.4%
Premium pricing power — 83.4% gross margin
Profit after running costs
Operating Margin
24.6%
Excellent — 24.6% operating margin
Return on the money invested
ROCE
21.0%
Exceptional — 21.0% 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
+9.4%
Steady sales growth (+9.4% YoY)
Profit growth
EPS YoY
-18.1%
Earnings shrinking (-18.1% YoY)

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

How steady the profit is
EPS Consistency
3/4 quarters
Earnings grew in most of the last 8 quarters

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Cash Flow

Profit that turns into cash
Cash Conversion
144%
Turns 144% of profit into real cash
Spare cash per sale
FCF Margin
29.3%
Converts sales into free cash efficiently (29.3%)

Free cash flow margin above 20%. Out of every $100 in sales, more than $20 is real cash they keep.

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Stability

What it owes vs what it owns
Debt / Equity
N/A
Data not available
Covers its interest
Interest Cover
100.00x
Comfortably covers interest (100.0x)

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

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Valuation

Price vs profit
P/E Ratio (TTM)
36.9x
Pricey — P/E 36.9

P/E over 35. The market is pricing in heavy, sustained growth.

Cheaper or dearer next year
P/E vs Forward
+10.1
GROWING
Earnings expected to grow meaningfully — cheaper on forward P/E (36.9 → 26.8)

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Dividends

Not applicable for this business.
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