4iG Nyilvánosan Működő Részvénytársaság

Regulatory Filings • Dec 9, 2025

Extraordinary Announcement of 4iG Plc.

on the sale of 100% of the business share of 4iG Broadcast Infrastructure LLC

4iG Public Limited Company ("4iG") hereby informs the participants of the capital market that 4iG's direct, majority-owned subsidiary, 4iG Telecommunications Holding Private Company Limited by Shares (registered office: 1013 Budapest, Krisztina körút 39.; company registration number: 01-10-042190), intends to sell its entire share in the fully owned 4iG Broadcast Infrastructure Limited Liability Company (registered office: 1121 Budapest, Csíz utca 2-8., company registration number: 01-09-436756) to the exclusively state-owned Pro-M Professional Mobile and Network Service Provider Private Company (registered office: 1107 Budapest, Száva utca 3.; company registration number: 01-10-045343).

The Government, with the decree number 385/2025. (XII. 8.) ("Government Decree") classified the transaction as being of national strategic importance in the public interest, taking into account defense industry supply security considerations, pursuant to Section 24/A of Act LVII of 1996 on the Prohibition of Unfair Market Practices and Restriction of Competition.

The ongoing transaction completes the consolidation of government-purpose telecommunications networks in accordance with Government Decree 410/2024. (XII. 20.). 4iG Műsorszóró Infrastruktúra Kft. is a company that owns a unique, critical, nationwide infrastructure consisting of 90 broadcast transmission towers. In addition to terrestrial television and radio broadcasting, it plays a key role in public alerting and emergency communication. The company's portfolio includes, among others, the Széchenyi Hill National Microwave Centre (OMK) – the central hub for the transmission and distribution of TV and radio programmes – as well as the Solt medium-wave radio transmission tower, which provides broadcasting capacity covering the entire Carpathian Basin. Furthermore, the company operates the National Air Raid Warning System owned by the NMHH, which, in the event of an emergency, is capable of reaching the entire population on all TV and radio frequencies by broadcasting the M1 television channel and Kossuth Radio.

The Government Decree can be accessed in the Hungarian National Gazette in Hungarian at the following link:

https://magyarkozlony.hu/hivatalos-

lapok/vPo37yIrIEbnbtBBqJof692f489dd9016/dokumentumok/6f57dfa86634ded389c9ed81f88de88c9 5b5dc9d/letoltes

Budapest, 9th December 2025

4iG Plc.

4iG Plc.

Mailing address: H-1013 Budapest, Krisztina krt. 39.

Phone: +36 1 270 7600 Fax: +36 1 270 7679 Email: ir@4ig.hu Internet: www.4ig.hu