Corero Network Security (LSE:CNS) Common Stock: £5.33 Mil (As of Dec. 2025)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
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Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

What is Corero Network Security Common Stock?

Corero Network Security LSE:CNS -1.20% Common Stock is £5.33 Mil as of Dec. 2025. The stock has 4 warning signs investors should review.

Corero Network Security's quarterly common stock declined from Dec. 2024 (£5.64 Mil) to Jun. 2025 (£5.26 Mil) but then increased from Jun. 2025 (£5.26 Mil) to Dec. 2025 (£5.33 Mil).

Corero Network Security's annual common stock increased from Dec. 2023 (£5.53 Mil) to Dec. 2024 (£5.64 Mil) but then declined from Dec. 2024 (£5.64 Mil) to Dec. 2025 (£5.33 Mil).

Corero Network Security Common Stock Historical Data

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The historical data trend for Corero Network Security's Common Stock 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 Common Stock Chart

Corero Network Security Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Common Stock
Get a 7-Day Free Trial Premium Member Only Premium Member Only 5.20 5.73 5.53 5.64 5.33

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
Common Stock 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 5.53 5.57 5.64 5.26 5.33

Corero Network Security Common Stock Calculation

Common stock is listed on the Balance Sheet at the par value of the total shares outstanding of a company.

The par value of common stocks is meaningless. It is usually set at an absurdly low number.

Frequently Asked Questions Learn more about Common Stock →
What does a Common Stock of £5.33 Mil mean?
Corero Network Security (LSE:CNS) has a Common Stock of £5.33 Mil as of Dec. 2025. Common Stock is the par value of a company's shares outstanding, as listed on the balance sheet. View historical data on Corero Network Security and its competitors.
Is Corero Network Security's Common Stock too high?
Corero Network Security's current Common Stock is £5.33 Mil.
How does Corero Network Security's Common Stock compare to MSFT and ORCL?
Corero Network Security's Common Stock of £5.33 Mil can be compared against companies in the Software industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Common Stock for a Software company?
A good Common Stock depends on the Software industry context. However, Common Stock should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Common Stock mean?
A high Common Stock can signal that a stock is expensive relative to its fundamentals. Common Stock is the par value of a company's shares outstanding, as listed on the balance sheet. View historical data on Corero Network Security and its competitors. Corero Network Security's current Common Stock is £5.33 Mil. 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 (LSE:CNS) is currently considered Possible Value Trap. The stock's GF Value™ is £0.12, compared to a current price of £0.08 — trading 31.3% below its estimated fair value. The current Common Stock is £5.33 Mil. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Common Stock calculated?
Common Stock is calculated from a company's financial statements. For Corero Network Security (LSE:CNS), the current Common Stock is £5.33 Mil 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.

Corero Network Security Business Description

Other Exchanges DDOSF:USA
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.