Warsaw, July 9, 2026

Communiqué

GPW Benchmark announces that following the trading session on July 13, 2026 lists of WIG and WIG-Poland participants will be supplemented with 16,077,000 shares of ADATEX company (ISIN PLPIK0000018).

ADATEX company’s shares were introduced to trading on GPW Main List on July 1, 2026
and fulfill criteria of the above mentioned indices.