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    Software - Infrastructure
Corero Network Security plc

Corero Network Security plc

CNS.L
Corero Network Security plcGB flagLondon Stock Exchange
9.50
GBp
+0.50
- -
48.66MMarket Cap
Corero Network Security plc
CNS.L
(London Stock Exchange)

Recent

price

9.50

P/E

ratio

- -

div

yld

- -

ROIC.AI

2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
FRC
0.15
0.38
182.27
144.06
0.09
0.06
0.04
0.03
0.03
0.02
0.04
0.04
0.04
0.04
0.05
0.04
Revenue per Share
0.02
-0.04
-97
113
-0.12
-0.09
-0.08
-0.03
-0.01
-0.02
-0.01
- -
- -
- -
- -
- -
Basic EPS, GAAP
- -
-0.05
-98.84
-122.89
-0.08
-0.06
-0.03
-0.02
-0.01
-0.01
0.01
- -
-0.01
- -
0.01
- -
Free Cash Flow per Basic Share
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Dividend per Share
-0.64
-0.43
-424.04
-252.66
-0.33
-0.29
-0.27
-0.22
-0.18
-0.17
-0.16
-0.14
-0.13
-0.15
-0.14
-0.1
Book Value per Share
0.28
-0.17
-124.68
102.38
0.03
- -
0.01
- -
0.01
0.01
- -
- -
- -
0.01
0.01
- -
Tangible Book Value per Share
32
48
- -
- -
84
132
203
277
373
410
473
507
554
502
498
711
Basic Weighted Avg Shares
5
18
11
10
7
8
9
9
10
10
17
21
20
22
25
25
Sales/Revenue/Turnover
4.47
-5.98
-71.81
-83.17
-139.32
-129.05
-94.32
-99.94
-49.88
-63.84
-22.19
5.46
3.36
-0.07
2
-2.6
Operating Margin (%)
- -
2
3
3
3
5
3
3
3
3
3
3
2
2
2
2
Depreciation Expense
1
-2
-6
8
-10
-11
-17
-8
-5
-7
-4
2
1
- -
- -
-1
Net Income, GAAP
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
10.09
- -
Effective Tax Rate (%)
13.38
-11.37
-53.22
78.44
-134.56
-134.69
-195.83
-98.57
-52.49
-67.54
-22.42
7.28
2.75
-0.76
2.03
-2.79
Profit Margin (%)
9
-1
-1
8
3
1
1
- -
6
5
2
4
4
5
6
2
Working Capital
- -
6
6
- -
- -
- -
- -
- -
3
2
1
1
- -
- -
- -
- -
LT Debt
11
18
19
34
30
26
18
18
19
17
14
16
16
17
19
19
Total Equity
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
2.49
- -
Return on Invested Capital (%)
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
-0.73
- -
Return on Capital (%)
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Return on Common Equity (%)

Capital Structure

FRC

•

in mil. unless spec.
No data availableFinancial data will appear here once available

Working Capital

FRC

•

in mil. unless spec.
No data availableFinancial data will appear here once available

Growth Rates

FRC

•

in mil. unless spec.

(avg. rate of change)

10 years
5 years
1 year
Total Equity
-2.45%
6.13%
-0.6%
Free Cash Flow
-127.91%
-195.21%
-14.5%
Net Income, GAAP
-102.3%
-194.04%
-242.77%
Sales/Revenue/Turnover
13.53%
8.98%
3.83%
Total Cash Common Dividend
- -
- -
- -

Quarterly Revenue

FRC

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2023
- -
- -
- -
- -
22
2024
- -
- -
- -
- -
25
2025
- -
- -
- -
- -
25

Quarterly Earnings Per Share

FRC

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2023
- -
- -
- -
- -
- -
2024
- -
- -
- -
- -
- -
2025
- -
- -
- -
- -
- -

Quarterly Dividends Per Share

FRC

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2023
- -
- -
- -
- -
- -
2024
- -
- -
- -
- -
- -
2025
- -
- -
- -
- -
- -
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Business
Corero Network Security plc provides distributed denial of service (DDoS) protection solutions worldwide. The company offers SmartWall ONE, a real-time, high-performance platform for automatic detection and mitigation of DDoS attacks; SmartWall Network Threat Defense System; Datapath protection; SecureWatch Analytics; scrubbing protection; edge mitigation; and cloud mitigation services. Its SecureWatch portfolio includes DDoS Fully Managed Service, Attack Time Service, DDoS Intelligence Service, IP Intelligence Service, Advance Hardware Replacement Service, Emergency Response Service, Security Optimization Service, Forensic Investigation Service, Audit Service, Period of Interest Service, Installation and Deployment Services, Educational Classes, and Customized Professional Services; the company recently launched CORE, a cloud-based SaaS availability protection platform with AI/ML-assisted insights, real-time traffic analytics, threat intelligence, application layer protection, and anti-bot DDoS defense. Corero operates globally, serving service providers, hosting providers, enterprises, telecommunications firms, ISPs, and cloud operators in regions including the United States, Europe, Latin America, and the Middle East. Founded in 1991 and headquartered in Marlborough, Massachusetts, with a registered office in London, England, the company recently secured significant orders including a $6.8 million renewal and expansion with a US cloud computing provider in October 2025, over $7.4 million in Q3 2025 bookings from new customer wins, more than $4 million in multi-year contracts across Germany, Portugal, Brazil, and the US in late 2024, and initial customer contracts for its CORE platform such as a $1.5 million expansion with TierPoint.