Information on telephone number changes

OTHER INFORMATION

about phone number changes

Gloster Digital Group Nyilvánosan Működő Részvénytársaság (company register number: 01-10-143270; registered office: 1038 Budapest, Fürdő u. 2.; hereinafter referred to as the "Company") informs the following to the Honoured Investors pursuant to the applicable legislation, in particular the Act CXX of 2001 on Capital Markets ("Act"), the PM Decree 24/2008 (VIII. 15.) on the detailed rules of the duty to provide information on publicly traded securities, and the General Rules of the Budapest Stock Exchange.

The Company's telephone number will change as follows:

The new central telephone and fax number is + 36 1 / 453 4110

We kindly ask our esteemed investors and partners to use the above contact details for their telephone inquiries in the future. The previous number will remain in use during a transitional period. The Company's other telephone numbers remain unchanged.

Budapest, 26 September 2025.

Gloster Digital Group Plc.

Further information:

dr. Adrienn Karlovich-Szabó

Investors relations officer

karlovich.szabo.adrienn@gloster.hu