Rule 2.9 Announcement

RNS Number : 8826X

Senior PLC

07 October 2026

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION IN WHOLE OR IN PART, DIRECTLY OR INDIRECTLY, IN, INTO OR FROM ANY JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OR REGULATIONS OF SUCH JURISDICTION

FOR IMMEDIATE RELEASE

7 October 2026

Senior plc

("Senior" or the "Company")

Rule 2.9 Announcement

Senior announces that, in accordance with Rule 2.9 of the City Code on Takeovers and Mergers, as at the close of business on 6 October 2026, it had 424,806,996 ordinary shares of 10 pence each in issue. The ISIN reference for these securities is GB0007958233 and the Company's LEI number is 5493002HQHWN5JQHKQ51.

Further information:

Senior

Andrew Bodenham, Company Secretary

Tel: +44 (0)1923 714745

This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact [email protected] or visit www.rns.com.

RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. For further information about how RNS and the London Stock Exchange use the personal data you provide us, please see our Privacy Policy.

END

RTTUNVKRNBURRAA

Date	7 Oct 2026
Time	07:00:02
Category	Capital structure
ID	8826X

Date	7 Oct 2026
Time	07:00:02
Category	Capital structure
ID	8826X

Company Information

RNS Metadata

Company Information

RNS Metadata

Rule 2.9 Announcement