Warsaw, October 2, 2026

Communiqué

GPW Benchmark announces that following the trading session on October 6, 2026 there will be an extraordinary adjustment and shares of MCR (ISIN PLMRCOR00016) company will be removed from WIGdiv index.

MCR company no longer meets criteria of the above mentioned index, due to resolution of a general meeting not to pay dividend in the current year.