30 companies

Gooch & Housego

Market Cap: UK£133.6m

Engages in the manufacture and sale of acousto-optics, electro-optics, fiber optics, and precision optics and systems in the United Kingdom, North America, Europe, the Asia Pacific, and internationally.

GHH

UK£5.18

7D

-0.8%

1Y

-7.5%

Raspberry Pi Holdings

Market Cap: UK£1.0b

Designs and develops single board computers and compute modules worldwide.

RPI

UK£5.35

7D

0.6%

1Y

n/a

Spirent Communications

Market Cap: UK£1.1b

Provides automated test and assurance solutions in the Americas, the Asia Pacific, Europe, the Middle East, and Africa.

SPT

UK£1.93

7D

-0.3%

1Y

5.3%

Oxford Instruments

Market Cap: UK£1.0b

Oxford Instruments plc provide scientific technology products and services for academic and commercial organizations worldwide.

OXIG

UK£18.00

7D

-2.8%

1Y

-25.6%

Northamber

Market Cap: UK£8.9m

Engages in the supply of computer hardware, computer printers and peripheral products, computer telephony products, and other electronic transmission equipment in the United Kingdom.

NAR

UK£0.33

7D

0%

1Y

-23.5%

M.T.I Wireless Edge

Market Cap: UK£40.1m

Designs, develops, manufactures, and markets antennas for the military and civilian sectors.

MWE

UK£0.47

7D

1.1%

1Y

3.3%

Croma Security Solutions Group

Market Cap: UK£11.8m

Provides security services in the United Kingdom.

CSSG

UK£0.86

7D

0%

1Y

17.0%

Renishaw

Market Cap: UK£1.9b

An engineering and scientific technology company, designs, manufactures, distributes, sells, and services technological products and services, and analytical instruments and medical devices worldwide.

RSW

UK£25.95

7D

-1.0%

1Y

-34.5%

Filtronic

Market Cap: UK£273.8m

Designs, develops, manufactures, and sells radio frequency (RF) technology in the United Kingdom, Europe, the Americas, and internationally.

FTC

UK£1.25

7D

4.2%

1Y

123.2%

Concurrent Technologies

Market Cap: UK£179.2m

Designs, develops, manufactures, and markets single board computers for system integrators and original equipment manufacturers in the United Kingdom, the United States, Malaysia, Germany, rest of Europe, and internationally.

CNC

UK£2.08

7D

7.0%

1Y

104.4%

Calnex Solutions

Market Cap: UK£48.3m

Designs, produces, and markets test instrumentation and solutions for network synchronization, and network emulation for telecoms networks, enterprise networks, and data centers in the Americas, North Asia, and internationally.

CLX

UK£0.55

7D

0%

1Y

4.6%

Thruvision Group

Market Cap: UK£2.7m

Engages in development, manufacture, and sale of walk-through security technology in the United Kingdom, Europe, the United States, the Middle East, Africa, and internationally.

THRU

UK£0.015

7D

-13.9%

1Y

-90.0%

Big Technologies

Market Cap: UK£293.9m

Engages in the development and delivery of remote monitoring technologies and services to the offender and remote personal monitoring industry under the Buddi brand name.

BIG

UK£1.02

7D

-1.9%

1Y

-38.2%

Touchstar

Market Cap: UK£7.2m

Designs and builds rugged mobile computing devices under the Touchstar brand in the United Kingdom and rest of Europe.

TST

UK£0.88

7D

0%

1Y

-10.7%

Synectics

Market Cap: UK£54.9m

Engages in the provision of specialist video based electronic surveillance systems and technology for use in security applications, environments, and transport applications in the United Kingdom and internationally.

SNX

UK£3.25

7D

1.6%

1Y

73.3%

Spectra Systems

Market Cap: UK£96.5m

Spectra Systems Corporation invents, develops, and sells integrated optical systems in the United States and internationally.

SPSY

UK£2.00

7D

-1.5%

1Y

-21.6%

Vianet Group

Market Cap: UK£22.5m

Provides smart, cloud-based, and Internet of Things solutions to the hospitality, unattended retail vending, and remote asset management sectors in the United Kingdom, rest of Europe, the United States, and Canada.

VNET

UK£0.77

7D

0.7%

1Y

-31.1%

Solid State

Market Cap: UK£100.6m

Designs, manufactures, and supplies electronic equipment in the United Kingdom, rest of Europe, Asia, North America, and internationally.

SOLI

UK£1.78

7D

-2.7%

1Y

-40.6%

Light Science Technologies Holdings

Market Cap: UK£12.5m

Engages in the development and manufacture of electronic boards in the United Kingdom and Ireland.

LST

UK£0.037

7D

0%

1Y

41.5%

Halma

Market Cap: UK£11.0b

Together its subsidiaries, provides technology solutions in the safety, health, and environmental markets in the United States, Mainland Europe, the United Kingdom, the Asia Pacific, Africa, the Middle East, and internationally.

HLMA

UK£29.02

7D

-2.4%

1Y

30.4%

CAP-XX

Market Cap: UK£7.9m

Develops, manufactures, and sells supercapacitors in the Asia Pacific, Europe, and the Americas.

CPX

UK£0.0014

7D

-14.4%

1Y

57.5%

Newmark Security

Market Cap: UK£7.3m

Designs, manufactures, and sells electronic and physical security systems in the United Kingdom, the United States, Belgium, Canada, the Netherlands, Mexico, the Middle East, Sweden, Switzerland, Ireland, and internationally.

NWT

UK£0.78

7D

0%

1Y

-18.4%

BATM Advanced Communications

Market Cap: UK£72.8m

Engages in the development, production, and supply of real-time technologies and associated services in Israel, the United States, and Europe.

BVC

UK£0.17

7D

-0.4%

1Y

-7.7%

SDI Group

Market Cap: UK£72.1m

Through its subsidiaries, designs and manufactures scientific and technology products based on digital imaging and sensing and control applications worldwide.

SDI

UK£0.69

7D

-7.5%

1Y

-5.5%

Image Scan Holdings

Market Cap: UK£2.0m

Through its subsidiary 3DX-Ray Limited, engages in the manufacture and sale of portable X-ray systems in the United Kingdom, Europe, the Middle East, Africa, Asia, Indian Subcontinent, and the Americas.

IGE

UK£0.015

7D

0%

1Y

-21.6%

Strix Group

Market Cap: UK£103.0m

Designs, manufactures, and supplies kettle safety controls, and other components worldwide.

KETL

UK£0.45

7D

1.4%

1Y

-43.5%

Xaar

Market Cap: UK£88.7m

Designs, develops, manufactures, markets, and sells industrial printheads and print systems in Europe, the Middle East, Africa, Asia, and the Americas.

XAR

UK£1.12

7D

5.7%

1Y

-23.0%

Windar Photonics

Market Cap: UK£46.4m

Through its subsidiaries, develops light detection and ranging wind sensors, and related software suite for use on electricity generating wind turbines in Europe, China, Australia, the United States, and rest of Asia.

WPHO

UK£0.48

7D

-1.0%

1Y

-0.8%

Westminster Group

Market Cap: UK£7.4m

A specialist security and services company, designs and supplies technology security solutions and services worldwide.

WSG

UK£0.021

7D

2.4%

1Y

-16.7%

Metir

Market Cap: UK£1.3m

Manufactures and sells equipment used monitoring water for toxins and pathogens in the United Kingdom, the United States, Europe, China, and internationally.

MET

UK£0.0073

7D

5.8%

1Y

-31.0%