Warsaw, September 21, 2026

Communiqué

GPW Benchmark announces that following the trading session on September 23, 2026 the list of NCIndex participants will be supplemented with 2,460,000 shares of THORIUMSP company (ISIN PLTRMSP00031).

THORIUMSP company’s shares were introduced to trading on NewConnect on August 25, 2026 and fulfill criteria of the above mentioned index.