Ciech S.A. — Director's Dealing 2023

Oct 16, 2023

TheManagement Board of Ciech S.A. with its registered office in Warsaw (the"Company" or"Issuer") informs that onOctober 13, 2023, Issuer received notification on transaction referredto in Art. 19.1 of the MAR from KI Chemistry Soci_#233;t_#233; _#224; responsabilit_#233;limit_#233;e, the person closely associated with person dischargingmanagerial responsibilities, i.e. Mr. Sebastian Tomasz Kulczyk acting asPresident of the Supervisory Board of the Issuer.

Thecontent of the notification have been attached to this Report._#160;

Legalbasis:Article 19.3 of Regulation of the European Parliament and of the Council(EU) No. 596/2014 on market abuse (market abuse regulation - _#8216;MAR') andrepealing Directive 2003/6/EC of the European Parliament and of theCouncil and Commission Directives 2003/124/EC, 2003/125/EC and2004/72/EC (Official Journal of the European Union of 2014, L 173/1, asamended).