Additional Information - Investor Day

Other Information

Gloster Infocommunications Public Limited Company (company registration number: 13-10-042012; registered office: 2142 Nagytarcsa, Csonka János Street 1/A, Building A/2; hereinafter referred to as the “Company” or “Gloster”) hereby informs its esteemed investors of the following in accordance with applicable laws and regulations, in particular Act CXX of 2001 on the Capital Market (Tpt.) and the General Rules of the Budapest Stock Exchange.

The Company will hold an Investor Day on May 15, 2025, beginning at 5:00 p.m. The Company will provide our esteemed investors with the exact details during the month of April.

Gloster’s Board of Directors—contrary to the contents of the announcement published on—contrary to what was stated in its announcement dated December 12, 2024—will present its updated strategic plan and the related new investor presentation at Investor Day, and will simultaneously publish them on official disclosure forums and on the Company’s website.

Nagytarcsa, March 24, 2025

Gloster Infocommunications Plc.

Further information:

Dr. Adrienn Karlovich-Szabó

investor relations officer

karlovich.szabo.adrienn@gloster.hu

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