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This page was last updated on the 05th December 2023

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Filtronic PLC


Business Description

Filtronic designs and manufactures a broad range of customised RF, microwave and mmWave components and subsystems. Also providing build-to-print manufacturing and testing services at its state-of-the-art UK and USA facilities. The company’s products are integral to a range of challenging applications, including telecommunications infrastructure, aerospace & defence, space and critical communications. Products include transmit and receive modules, power-amplifiers, transceivers, MCPs, SIPs and filters, operating from DC to over 110GHz.

Company Information

Country of incorporation: England and Wales

‍Company registration number: 2891064

‍Main country of operation: United Kingdom

‍Registered Office: Plexus 1, NETPark, Thomas Wright Way, Sedgefield, County Durham, TS21 3FD.

Corporate Governance

The directors believe that good governance is about helping to run the company well whilst promoting its success for the benefit of all its shareholders.

The board has established the following committees, each of which has written terms of reference specifying its authority:

Directors, Shareholders & Company advisors


Board of Directors

Please click here to access our Board of Director information.

Significant shareholders

Please click here to access our significant shareholder information.

Company advisors

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Share information, Share details & restrictions


UK takeover code

The UK City Code on Takeovers and Mergers applies to the Company.

Details of restrictions on the transfer of securities: Share transfer restrictions: There are no restrictions on the transfer of Ordinary Shares.

Details of any other exchanges

Other trading platforms: Prior to 16th November 2015, the securities of the company were traded on the Premium Segment of the Official List (London Stock Exchange Main Market).

‍From 16th November 2015, the securities of the Company will be solely traded on the AIM market operated by London Stock Exchange plc. Other than disclosed above, its shares have not been admitted, nor have any applications been made, for any of its shares to be admitted or traded on any other exchanges or trading platform.

Number of securities in Issue

Securities in issue: as at 02 October 2023, the number of Ordinary Shares in issue is: 215,321,085 Ordinary Shares.

Company documents & Circulars