Subject:Dismissal of a member of the JSW S.A. Supervisory Board

Body of thereport:

TheManagement Board of Jastrzębska Spółka Węglowa S.A. ["JSW", "Company"]hereby announces that on 22 December 2025 the Company received astatement according to which the Minister of State Assets, acting under§ 15 section 13 of the Company's Articles of Association, dismissed Ms.Katarzyna Bilińska from the Supervisory Board of the Company as of 22December 2025, acting in the capacity of Chairperson of the SupervisoryBoard.

Reasonsforthe dismissal of the aforementioned person were not specified.