Corero Network Security plc (CNS.L)
Corero Network Security plc provides distributed denial of service (DDoS) protection solutions worldwide. The company offers Corero SmartWall products to remove DDoS attack traffic. Its products include SmartWall Threat Defense System appliances for DDoS protection; SmartWall Threat Defense Director, which delivers software edge protection for the networks; SmartWall Threat Defense Cloud that protects against the cloud attacks; and SecureWatch Managed Services, a suite of configuration optimization, monitoring, and mitigation response services. The company also provides installation and training services. It provides its solutions to service, hosting, co-location, edge, and SaaS providers, as well as enterprises. The company was formerly known as Corero plc and changed its name to Corero Network Security plc in June 2011. Corero Network Security plc was incorporated in 1991 and is headquartered in London, the United Kingdom.
Company Info
Highlights
£89.63M
£12.16M
£11.11M
-£33.00K
£8.26 - £29.30
£21.27
Share Price Chart
Loading data...
Compare to other instruments
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Performance
Performance Chart
The chart shows the growth of an initial investment of £10,000 in Corero Network Security plc, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.
Returns By Period
Corero Network Security plc had a return of -11.17% year-to-date (YTD) and 112.12% in the last 12 months. Over the past 10 years, Corero Network Security plc had an annualized return of 3.38%, while the S&P 500 had an annualized return of 11.31%, indicating that Corero Network Security plc did not perform as well as the benchmark.
CNS.L
-11.17%
-1.41%
-7.41%
112.12%
27.02%
3.38%
^GSPC (Benchmark)
4.46%
2.46%
9.31%
23.49%
13.03%
11.31%
Monthly Returns
The table below presents the monthly returns of CNS.L, with color gradation from worst to best to easily spot seasonal factors. Returns are adjusted for dividends.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | -8.63% | -11.17% | |||||||||||
| 2024 | 0.00% | 3.03% | 5.88% | 33.33% | 12.50% | 7.41% | 32.76% | 0.00% | 0.00% | 27.27% | -13.06% | -7.51% | 138.79% |
| 2023 | -17.57% | -11.48% | -8.89% | 9.76% | -7.41% | -8.00% | 26.09% | -10.34% | 8.08% | 38.79% | -10.26% | -5.71% | -10.81% |
| 2022 | -12.00% | 6.82% | -1.28% | 20.69% | -12.50% | -12.24% | -9.30% | 5.13% | 9.76% | -13.33% | 10.26% | -13.95% | -26.00% |
| 2021 | 35.00% | -3.70% | -4.62% | 5.65% | -19.85% | 0.95% | 1.42% | -3.72% | 3.86% | -4.65% | -9.76% | 35.14% | 25.00% |
| 2020 | -11.91% | 4.83% | -33.64% | 16.67% | 11.90% | 67.55% | 10.79% | -7.74% | -3.73% | 9.68% | -2.94% | 21.21% | 70.21% |
| 2019 | -26.00% | 2.70% | -13.16% | 12.12% | -18.92% | -1.67% | -5.08% | -57.86% | -15.25% | 32.00% | 6.06% | 67.86% | -53.00% |
| 2018 | -5.56% | -9.80% | -0.00% | 34.78% | 25.81% | -11.79% | -15.70% | 13.79% | 24.24% | 4.88% | 12.56% | 3.31% | 85.19% |
| 2017 | -24.29% | -16.98% | -6.82% | 56.10% | 3.12% | 7.58% | 14.08% | -1.23% | -17.50% | -22.73% | 23.53% | -14.29% | -22.86% |
| 2016 | 83.87% | -10.53% | -3.43% | 0.03% | -8.16% | -20.00% | -8.33% | 19.70% | -48.73% | 11.11% | -8.89% | -14.63% | -43.24% |
| 2015 | -3.23% | -13.33% | -13.46% | 22.22% | -3.64% | 1.89% | -22.22% | 0.00% | 25.00% | 5.71% | 6.31% | 5.08% | 0.00% |
| 2014 | -4.93% | -0.74% | 0.00% | -4.48% | 31.25% | 16.67% | -6.12% | -4.35% | -4.55% | -7.14% | -32.05% | 16.98% | -12.68% |
Risk-Adjusted Performance
Risk-Adjusted Performance Rank
With an overall rank of 90, CNS.L is among the top 10% of stocks on our website when it comes to balancing risk and reward. Below is a breakdown of how it compares using common performance measures.
Risk-Adjusted Performance Indicators
The charts below present risk-adjusted performance metrics for Corero Network Security plc (CNS.L) and compare them to a chosen benchmark (^GSPC). These indicators evaluate an investment's returns against its associated risks.
Dividends
Dividend History
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
Worst Drawdowns
The table below displays the maximum drawdowns of the Corero Network Security plc. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the Corero Network Security plc was 99.93%, occurring on Sep 23, 2019. The portfolio has not yet recovered.
The current Corero Network Security plc drawdown is 99.53%.
Depth | Start | To Bottom | Bottom | To Recover | End | Total |
|---|---|---|---|---|---|---|
| -99.93% | Feb 21, 2000 | 3763 | Sep 23, 2019 | — | — | — |
| -55.88% | Mar 26, 1998 | 93 | Oct 1, 1998 | 61 | Feb 18, 1999 | 154 |
| -47.72% | Feb 24, 1999 | 74 | Oct 5, 1999 | 34 | Dec 6, 1999 | 108 |
| -33.71% | Dec 14, 1999 | 3 | Dec 16, 1999 | 38 | Feb 18, 2000 | 41 |
| -31.95% | Dec 31, 1996 | 31 | Jun 3, 1997 | 150 | Mar 13, 1998 | 181 |
Volatility
Volatility Chart
The current Corero Network Security plc volatility is 11.26%, representing the average percentage change in the investments's value, either up or down over the past month. The chart below shows the rolling one-month volatility.
Financials
Financial Performance
Valuation
The Valuation section provides an assessment of the market value of Corero Network Security plc compared to its peers in the Software - Infrastructure industry.
PE Ratio
The chart displays the price to earnings (P/E) ratio for CNS.L in comparison to other companies of the Software - Infrastructure industry. Currently, CNS.L has a PE value of 0.0. This PE value is considered to be low compared to the rest of the industry.PEG Ratio
The chart displays the price to earnings to growth (PEG) ratio for CNS.L in comparison to other companies of the Software - Infrastructure industry. Currently, CNS.L has a PEG value of 0.0. This PEG ratio falls in the average range for the industry.Historical P/E Ratio Chart
The chart below displays the historical trend of the price-to-earnings (P/E) ratio for Corero Network Security plc.
Loading data...
Income Statement
| TTM | |
|---|---|
Revenue | |
Total Revenue | — |
Cost Of Revenue | — |
Gross Profit | — |
Operating Expenses | |
Selling, General & Admin Expenses | — |
R&D Expenses | — |
Depreciation And Amortization | — |
Total Operating Expenses | — |
Income | |
Income Before Tax | — |
Operating Income | — |
EBITDA | — |
EBIT | — |
Earnings From Continuing Operations | — |
Net Income | — |
Income Tax Expense | — |
Other Non-Operating Income (Expenses) | — |
Extraordinary Items | — |
Discontinued Operations | — |
Effect Of Accounting Charges | — |
Non Recurring | — |
Minority Interest | — |
Other Items | — |
Interest Income | — |
Interest Expense | — |
Net Interest Income | — |