Spirent Communications plc is a United Kingdom-based provider of automated test and assurance solutions for networks, cybersecurity and positioning. The Company provides products, services and managed solutions that address the test, assurance and automation challenges of technologies, including fifth generation (5G), SD-WAN, Cloud, autonomous vehicles and beyond. It helps companies deliver on their promise to their customers of connected devices and technologies. The Company operates through two segments: Lifecycle Service Assurance and Networks & Security. Lifecycle Service Assurance segment offers solutions, which provide end-to-end visibility, actionable insights and automated troubleshooting to radically simplify turn-up and assurance of 5G networks and services, reducing time and cost. Networks & Security segment develops test methodologies, tools and services for virtualized networks, cloud infrastructure and proactive security validation.

Employees

1,490

Sector

Communications & Networking

Calendar

03-04 - Q4 2025 Earnings Release (Projected)

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Income Statement and Estimates

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Market Closed - London S.E. Other stock markets 07:30:00 16/10/2025 BST			5-day change	1st Jan Change
198.80 ^GBX	-.--%		+0.10%	+12.32%

10-21	Spirent Communications plc Announces Appointment of Paul Ian Roy as Director, Effective October 15, 2025	CI
10-21	Spirent Communications plc Announces Termination of Paula Bell as Director, Effective October 15, 2025	CI

Capitalization	1.57B 1.35B 1.26B 1.18B 2.18B 141B 2.37B 14.79B 5.71B 66.75B 5.89B 5.77B 244B	P/E ratio 2023	36.9x	P/E ratio 2024	99.8x
Enterprise value	1.45B 1.25B 1.17B 1.09B 2.01B 130B 2.18B 13.65B 5.27B 61.59B 5.44B 5.32B 225B	EV / Sales 2023	1.7x	EV / Sales 2024	2.51x
Free-Float	96.73%	Yield 2023	1.76%	Yield 2024	-

10-21	Spirent Communications plc Announces Appointment of Paul Ian Roy as Director, Effective October 15, 2025	CI
10-21	Spirent Communications plc Announces Termination of Paula Bell as Director, Effective October 15, 2025	CI
10-19	Spirent Communications plc Announces Appointment of Simon Anthony Ericson as Director, Effective October 15, 2025	CI
10-17	Spirent Communications Delists from London Bourse's Main Market	MT
10-16	Spirent Communications plc Announces Termination of Mr. Eric Allen Updyke as Director, Effective October 15, 2025	CI
10-16	Spirent Communications plc Announces Termination of Sir William Gennydd Thomas as Director, Effective October 15, 2025	CI
10-16	Spirent Communications plc Announces Termination of Ms Wendy Meng Weng Koh as Director, Effective October 15, 2025	CI
10-16	Viavi Solutions Closes Acquisition of Spirent Communications' Business	MT
10-16	Spirent Communications plc(LSE:SPT) dropped from FTSE techMARK All-Share Index	CI
10-16	Spirent Communications plc(LSE:SPT) dropped from FTSE All-Share Index	CI
10-16	Spirent Communications plc(LSE:SPT) dropped from FTSE 250 Index	CI
10-16	Spirent Communications plc(LSE:SPT) dropped from FTSE 250 (Ex Investment Companies) Index	CI
10-16	Spirent Communications plc(LSE:SPT) dropped from FTSE 350 Index	CI

09-29	Wall Street Bets Against Chaos, Again
08-18	Canaccord Downgrades Spirent Communications to Hold	MT
08-18	Barclays cuts Segro; RBC cuts Close Brothers	AN
03-05	Exane BNP cuts NatWest, raises Barclays	AN
01-31	Jefferies likes Volex; UBS raises Next	AN

Spirent Communications plc Share Price

Equities

SPT

GB0004726096

Communications & Networking

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Company Profile

Income Statement and Estimates

10-17	Keysight Technologies Completes Acquisition of Spirent Communications PLC	AQ
10-16	Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc	EQ
10-15	Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc	EQ
10-10	Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc	EQ
10-09	Spirent Brings Industry-First Benchmarking to Cloud-Native Infrastructure Testing	BU

09-29	Wall street parie (encore) contre le chaos
06-07	Borsa: le principali fusioni della settimana
06-07	Fusiones y adquisiciones: Las operaciones más importantes de la semana
06-06	De grootste fusies van de week ontleed
06-06	Wochen-Überblick: Fusionen und Übernahmen

Current year	165	200
1 year	165	200
3 years	79.75	290
5 years	79.75	310.6
10 years	64.25	311.08

Manager	Title	Age	Since
Eric Updyke CEO	Chief Executive Officer	-	30/04/2019
Paula Bell DFI	Director of Finance/CFO	58	17/04/2016
Cheryl Ragaland SAM	Sales & Marketing	-	-

Director	Title	Age	Since
Jonathan Silver BRD	Director/Board Member	68	24/06/2015
Paula Bell BRD	Director/Board Member	58	04/09/2016
Bill Thomas CHM	Chairman	66	18/05/2017

Add to a list 0 selected To use this feature you must be a member Log in Sign up	Change	5d. change	1-year change	3-years change	Capi.($)
SPIRENT COMMUNICATIONS PLC	-.--%	+0.10%	+11.06%	-25.82%	1.56B
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HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.	-0.92%	+0.17%	-1.86%	-11.87%	38.98B
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NOKIA OYJ	-1.58%	-0.31%	+27.43%	+10.72%	34B
Average	+0.08%	+0.45%	+60.17%	+366.90%	93.71B
Weighted average by Cap.	+0.08%	+0.70%	+73.78%	+410.92%

	2023	2024
Net sales	474M 408M 382M 356M 658M 42.69B 715M 4.47B 1.72B 20.16B 1.78B 1.74B 73.71B	460M 396M 371M 345M 638M 41.42B 694M 4.33B 1.67B 19.56B 1.73B 1.69B 71.52B
Net income	25.2M 21.66M 20.29M 18.91M 34.94M 2.27B 38M 237M 91.65M 1.07B 94.58M 92.56M 3.92B	12.9M 11.09M 10.39M 9.68M 17.88M 1.16B 19.45M 122M 46.91M 548M 48.42M 47.38M 2B
Net Debt	-86.7M -74.53M -69.82M -65.07M -120M -7.8B -131M -817M -315M -3.69B -325M -318M -13.47B	-122M -104M -97.84M -91.19M -168M -10.93B -183M -1.14B -442M -5.16B -456M -446M -18.88B

3 months	+1.74%
6 months	+3.01%
Current year	+12.32%