Result of supplementary capacity market auction for 2026

The Management of PGE Polska Grupa Energetyczna S.A. ("PGE") informsthat on September 11, 2025, in the supplementary capacity market auctionfor the delivery year 2026, units from PGE Group have been awardedcapacity contracts with an aggregated capacity obligation of not lessthan 2 558.359 MW.

Including contracts from previous main and additional auctions, PGEGroup contracted not less than 11 511.579 MW of capacity obligations for2026 delivery.

Supplementary auction clearing price has been set within the rangebetween 324.73 and 365.29 PLN/kW/year and on the basis of article 38par. 1 of the Capacity Market Act of December 8, 2017 the price will bedisclosed by PSE S.A. within 3 business days.

The above information was prepared on the basis of the announcement ofPSE S.A. informing about the close of the capacity market auction anddoes not constitute final results of the capacity auction.

Final results are to be published by the President of Energy RegulatoryOffice on its website (in the section Biuletyn Informacji Publicznej) onthe first business day following 21st day after the close of capacityauction. Until then all capacity obligation contracts are conditional.