DDOSF (Corero Network Security) FCF Margin %: 7.33% (As of Dec. 2025)


DDOSF Corero Network Security PLC DDOSF
53 GF Score
Price $0.17
GF Value $0.18
Valuation Fairly Valued
! 4 Warning Signs
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What is Corero Network Security FCF Margin %?

Corero Network Security DDOSF 53 FCF Margin % is 7.33% as of Dec. 2025. GuruFocus rates DDOSF with a GF Score™ of 53/100 and a GF Value™ of $0.18 (Fairly Valued). The stock has 4 warning signs investors should review. Among 2,811 Software companies, Corero Network Security ranks worse than 65.46% on this metric.

FCF Margin % is calculated as Free Cash Flow divided by its Revenue. Corero Network Security's Free Cash Flow for the six months ended in Dec. 2025 was $1.07 Mil. Corero Network Security's Revenue for the six months ended in Dec. 2025 was $14.59 Mil. Therefore, Corero Network Security's FCF Margin % for the quarter that ended in Dec. 2025 was 7.33%.

As of today, Corero Network Security's current FCF Yield % is -1.85%.

The historical rank and industry rank for Corero Network Security's FCF Margin % or its related term are showing as below:

DDOSF' s FCF Margin % Range Over the Past 10 Years
Min: -102.25   Med: -12.31   Max: 16.06
Current: -5.47


During the past 13 years, the highest FCF Margin % of Corero Network Security was 16.06%. The lowest was -102.25%. And the median was -12.31%.

DDOSF's FCF Margin % is ranked worse than
65.46% of 2811 companies
in the Software industry
Industry Median: 2.4 vs DDOSF: -5.47


Corero Network Security FCF Margin % Related Terms


Corero Network Security FCF Margin % Historical Data

* Premium members only.

The historical data trend for Corero Network Security's FCF Margin % can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Corero Network Security FCF Margin % Chart

Corero Network Security Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
FCF Margin %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 2.92 -19.15 2.21 -2.82 -5.47

Corero Network Security Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
FCF Margin % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -13.25 18.63 -23.87 -22.59 7.33

DDOSF vs MSFT, ORCL, PLTR: FCF Margin % Comparison

For the Software - Infrastructure subindustry, Corero Network Security's FCF Margin %, along with its competitors' market caps and FCF Margin % data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.


Corero Network Security FCF Margin % vs Software Industry

For the Software industry and Technology sector, Corero Network Security's FCF Margin % distribution charts can be found below:

* The bar in red indicates where Corero Network Security's FCF Margin % falls into.


DDOSF
53GF Score
Corero Network Security PLC DDOSF
FCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
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Corero Network Security FCF Margin % Calculation

FCF margin is the ratio of Free Cash Flow divided by net sales or Revenue, usually presented in percent.

Corero Network Security's FCF Margin for the fiscal year that ended in Dec. 2025 is calculated as

FCF Margin=Free Cash Flow (A: Dec. 2025 )/Revenue (A: Dec. 2025 )
=-1.394/25.499
=-5.47 %

Corero Network Security's FCF Margin for the quarter that ended in Dec. 2025 is calculated as

FCF Margin=Free Cash Flow (Q: Dec. 2025 )/Revenue (Q: Dec. 2025 )
=1.07/14.591
=7.33 %

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Frequently Asked Questions Learn more about FCF Margin % →
What does a FCF Margin % of 7.33% mean?
Corero Network Security (DDOSF) has a FCF Margin % of 7.33% as of Dec. 2025. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Corero Network Security and its competitors. According to the industry distribution chart, Corero Network Security ranks #1840 out of 2811 companies in the Software industry, placing it in the top 65.5%.
Is Corero Network Security's FCF Margin % too high?
Corero Network Security's current FCF Margin % is 7.33%. The Software industry median FCF Margin % is 2.40. Corero Network Security's value of 7.33% is 205.4% above this industry median. Based on the distribution chart, Corero Network Security ranks #1840 out of 2811 companies in the Software industry, which is below the industry midpoint. Overall, Corero Network Security has a GF Score™ of 53/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Corero Network Security's FCF Margin % compare to MSFT and ORCL?
According to the Software industry distribution chart, Corero Network Security ranks #1840 out of 2811 companies for FCF Margin %. This places Corero Network Security in the lower half of its industry. The industry median FCF Margin % is 2.40. Corero Network Security's value of 7.33% is 205.4% above this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good FCF Margin % for a Software company?
The median FCF Margin % among Software companies is 2.40, based on 2,811 companies in the industry. Companies in the top quartile (top 25%) have a FCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, FCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Corero Network Security's current FCF Margin % of 7.33% is 205.4% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high FCF Margin % mean?
A high FCF Margin % can signal that a stock is expensive relative to its fundamentals. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Corero Network Security and its competitors. For the Software industry, the median FCF Margin % is 2.40 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Corero Network Security's current FCF Margin % is 7.33%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Corero Network Security stock overvalued right now?
Based on GuruFocus' analysis, Corero Network Security (DDOSF) is currently considered Fairly Valued. The stock's GF Value™ is $0.18, compared to a current price of $0.17 — trading 8.1% below its estimated fair value. The current FCF Margin % is 7.33% and 205.4% above the Software industry median of 2.40. Corero Network Security's overall GF Score™ is 53/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is FCF Margin % calculated?
FCF Margin % is calculated from a company's financial statements. For Corero Network Security (DDOSF), the current FCF Margin % is 7.33% as of Dec. 2025. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Corero Network Security (DDOSF) Overvalued in 2026?

Based on GuruFocus' analysis, Corero Network Security stock appears to be undervalued. The current stock price of $0.17 is trading 8.1% below its estimated GF Value™ of $0.18. GuruFocus considers Corero Network Security to be Fairly Valued.

Key valuation signals for DDOSF:

  • FCF Margin %: 7.33%
  • GF Value™: $0.18 vs. price of $0.17 (8.1% below fair value)
  • GF Score™: 53/100 with 4 warning signs
  • Industry Position: 205.4% above the Software median (#1840 of 2811)

No single metric tells the full story. See the DDOSF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Corero Network Security Business Description

Other Exchanges CNS:UK
Address 29 Finsbury Circus, Salisbury House, London, GBR, EC2M 5QQ
Corero Network Security PLC is a network security solutions provider. The company offers Distributed Denial of Service (DDoS) defense solutions for service providers, hosting providers and data centers, managed security service providers, and online enterprises. The company's key products are SmartWall Network Threat Defense System, Datapath protection, SecureWatch Analytics, Scrubbing protection, Edge mitigation, and Cloud mitigation. Geographically, it derives a majority of its revenue from the USA.
53GF Score

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FCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$0.17
Price
$0.18
GF Value