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Corero Network Security plc (CNS) Fair Value & Analysis

Technology · GB · Market cap 55.1M GBX

CN Corero Network Security plc CNS · LSE
Price£0.1075
Fair Value£0.0500
Upside-53.5%
Quality95/100
Evidence: Medium Range £0.0400 – £0.0600

Fair value as of: Jun 26, 2026

From 11 valuation models · updated 3 days ago

Fair value updated Jun 26, 2026 — revised from £0.0600 to £0.0500 (−16.7%) since Jun 24, 2026.

Price vs Fair Value (12 months)

£0.1525 £0.0865 Fair Value £0.0500 Jun 2025 Jun 2026

12‑month range £0.0865 – £0.1525 · fair‑value band £0.0400 – £0.0600 · the £0.1075 price screens above the £0.0500 fair value. As of Jun 26, 2026.

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Analysis

Corero Network Security plc (CNS) currently trades at £0.1075, while our model-based Fair Value estimate is £0.0500 — implying the stock looks roughly 53.5% overvalued today. We read business quality at 95/100 (high quality), in the Technology sector. Bear case: priced above our estimate, the market already discounts strong expectations. Bull case: above-average quality can justify a premium — the entry price still matters most (evidence: medium).

Over the trailing twelve months, Corero Network Security plc generated revenue of £25.5M at a net margin of -2.8%. Revenue grew 17.7% year over year. It earns a return on equity of -3.8%. The balance sheet holds a net cash position of £3.6M. Fundamentals as of Jun 26, 2026

Key figures & financial health

Revenue (TTM) 25.5M GBX
Revenue growth (YoY) +17.7%
Net margin -2.8%
Return on equity -3.8%
Free cash flow 2.2M GBX FY2025
Operating margin 11.8%
More key figures
EPS growth (YoY) +121%
Net cash 3.6M GBX FY2025

Figures from reported company fundamentals (EODHD) · as of Jun 26, 2026. TTM = trailing twelve months.

About the company

Corero Network Security plc, together with its subsidiaries, provides network security solutions in the United States, the United Kingdom, and internationally. The company offers SmartWall One, a distributed denial of service solution that provides hybrid and on-premises DDoS protection solutions; deployment options comprising inline and data path protection, edge mitigation, and scrubbing; SecureWatch managed services; and DDoS intelligent services. It also offers Corero Observability and Resiliency Ecosystem, a cloud-native visibility and protection platform that provides application layer protection, zero trust admission control, advanced anti-bot protection, comprehensive threat intelligence, and real-time traffic analysis. In addition, the company engages in the sale of hardware appliances and software licenses; and subscription, maintenance and support, installation and training, professional, and project services. It serves internet service, hosting, cloud, and SaaS providers…

Revenue & earnings trend

FY2021 – FY2025 · reported fiscal years

Corero Network Security plc reported revenue of £26.0M in FY2025 versus £20.9M in FY2021, a compound +5.7%/yr. Reported net income was −£726K in FY2025.

Revenue +5.7%/yr
FY21 £20.9M
FY22 £20.1M
FY23 £22.3M
FY24 £24.6M
FY25 £26.0M
Net income
FY21 £1.5M
FY22 £554K
FY23 −£170K
FY24 £498K
FY25 −£726K

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Frequently asked questions

Is Corero Network Security plc (CNS) undervalued?
As of Jun 26, 2026, our model estimates a fair value of £0.0500 versus a price of £0.1075 — about −53% (overvalued). Model-based estimate, not financial advice.
What is the fair value of CNS?
Our 21-model fair value for Corero Network Security plc is £0.0500 (as of Jun 26, 2026), built from audited fundamentals. The current price is £0.1075.
What is the quality score of CNS?
Corero Network Security plc has a Quality Score of 95/100, measuring profitability, growth and balance-sheet strength from non-valuation factors.
What is the revenue of Corero Network Security plc (CNS)?
Corero Network Security plc reported trailing-twelve-month revenue of about £25.5M (latest available figure, as of Jun 26, 2026).
What is the net profit margin of CNS?
The net profit margin of Corero Network Security plc is about -2.8%, meaning it is currently running at a net loss. Based on the latest reported figures.

How we calculate Fair Value

Each company is valued through a stack of independent intrinsic-value models (DCF variants, residual-income, multiples and more), blended into one family-balanced consensus and weighted by how much trustworthy data backs it. A separate quality layer scores the fundamentals. Every input is real reported data — nothing guessed.

Educational research only · not financial advice · no buy/sell recommendation. Model-based estimates are not certainties; their reliability depends on data quality and assumptions.