Senior plc

Completion of sale of Aerostructures business

Further to the announcement on 18 July 2025, Senior plc ("Senior" or the "Company") is pleased to announce that it has completed the sale of its Aerostructures business to Sullivan Street Partners (the "Transaction").

As previously announced, and consistent with its capital allocation policy, the Company will use the initial net cash proceeds of the Transaction to reduce net debt and fund a £40m share buyback programme.  The share buyback programme is expected to commence following completion of the closed period upon the announcement of the Company's full year results on 2 March 2026.

For the purposes of UK Listing Rule 7.3.3, Senior confirms that there has been no material change affecting any matter contained in the Company's announcement on 18 July 2025.

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About Senior

Senior is a FTSE 250 international engineering and manufacturing Group with operations in 10 countries.  It is listed on the main market of the London Stock Exchange (symbol SNR).  Senior's Purpose is "we help engineer the transition to a sustainable world for the benefit of all our stakeholders".  Senior designs and manufactures high technology components and systems for the principal original equipment producers in the worldwide aerospace & defence, land vehicle and power & energy markets.  Further information on Senior plc may be found at: www.seniorplc.com