Moscow, May 22, 2026 —Mobile TeleSystems Public Joint Stock Company (“MTS” or “the Company”) (MOEX: MTSS) announces its first-quarter 2026 financial and operating results.

MOSCOW, Russia – Mobile TeleSystems Public Joint Stock Company (“MTS” or “the Company”) (MOEX: MTSS) announces the decisions of its Board of Directors made at the Board meeting held on May 21, 2026. The Board recommended that the Annual General Meeting of Shareholders, to be held on June 23, 2026, approve the payment of dividends for the full year 2025 in the amount of RUB 35.0 per MTS ordinary share, with a nominal value of RUB 0.1 each.

MOSCOW, Russia – Mobile TeleSystems Public Joint Stock Company (“MTS” or “the Company”) (MOEX: MTSS) will announce its first-quarter 2026 financial and operating results on May 22, 2026.

MOSCOW, Russia – Mobile TeleSystems Public Joint Stock Company (“MTS” or “the Company”) (MOEX: MTSS), a digital ecosystem, announces that it has signed a binding agreement to acquire Getblogger LLC, a platform that enables advertising through bloggers.

MOSCOW, Russia – Mobile TeleSystems Public Joint Stock Company ("MTS" or "the Company") (MOEX: MTSS), a digital ecosystem, announces that the MTS Media holding has completed the consolidation of online cinema KION, online reading platform Stroki, streaming service MTS Music, and the businesses MTS Live and MTS Label under a single structure.

MOSCOW, Russia – Mobile TeleSystems Public Joint Stock Company (“MTS” or “the Company”) (MOEX: MTSS), a digital ecosystem, announces that its subsidiary MWS (MTS Web Services) plans to launch a number of new services and lines of business by the end of the year, including virtual infrastructure based on Russian software, cloud AI and more than 30 new enterprise-level cloud products. MWS will also include all CloudMTS cloud services, MTS data centre infrastructure and a range of MTS RED cybersecurity services. By the end of 2025, MWS will also be investing more than RUB 7.5 billion in the development of its own public cloud platform.