/ Cancellation of Listing of GDRs and Change of LSE Ticker for Shares

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION IN WHOLE OR IN PART IN, INTO OR FROM ANY JURISDICTION WHERE TO DO SO WOULD CONSTITUE A VIOLATION OF THE RELEVANT LAWS OR REGULATIONS OF THAT JURISDICTION. THIS IS AN ANNOUNCEMENT AND NOT AN OFFER TO SELL OR AN INVITATION TO PURCHASE OR SUBSCRIBE FOR ANY SECURITIES NOR A CIRCULAR OR PROSPECTUS OR EQUIVALENT DOCUMENT AND INVESTORS OR PROSPECTIVE INVESTORS SHOULD NOT MAKE INVESTMENT DECISIONS ON THE BASIS OF ITS CONTENTS.

FOR IMMEDIATE RELEASE.

31 July 2025

Guaranty Trust Holding Company Plc

Cancellation of Listing of GDRs and Change of LSE Ticker for Shares

Guaranty Trust Holding Company Plc (LSE: GTCO) (the “Company”) announces that, further to the Company’s announcement on 3 July 2025, the cancellation of listing of its global depositary receipts (the “GDRs”) was completed today, 31 July 2025.

As noted in the Company’s announcement on 3 July 2025, the listing of the GDRs on the certificates representing certain securities (depositary receipts) category of the official list of the FCA (the “Official List”) and the admission to trading of the GDRs on the London Stock Exchange’s main market for listed securities (the “Main Market”) have been cancelled, in each case with effect from 8:00 a.m. on 31 July 2025.

Following the cancellation of the listing of GDRs, the Company confirms the effective date of change of the ticker symbol for the Shares from “GTHC” to “GTCO”. For London Stock Exchange (LSE) purposes, the effective date of change for the LSE ticker is 1 August 2025.

Capitalised terms used but not defined in this announcement have the meanings given to them in the announcement by the Company on 3 July 2025.

The legal entity identifier of the Company is 0292004488G9K8Y1I649.

This notice has been published on the Company’s website (www.gtcoplc.com) and will be retained in line with applicable disclosure requirements.