KARTONSAN KARTON SANAYİ VE TİCARET A.Ş. İzahname (SPK Onayına Sunulan) 26 Eylül 2025

Within the registered capital ceiling of TRY 5,000,000,000, the Company's issued capital of TRY 75,000,000, each share having a nominal value of TRY 1, shall be increased by TRY 300,000,000 in cash (rights issue), corresponding to a 400% increase, to reach TRY 375,000,000. In this regard, the draft prospectus submitted to the Capital Markets Board for approval is enclosed herewith for your information. Following the approval of the Capital Markets Board, the finalized prospectus will be separately announced.

The Prospectus submitted to the Capital Markets Board for approval will be disclosed in three separate parts due to the file size. For the complete Prospectus, investors are advised to consider the other parts announced through our disclosures made on the same date. Annexed to this disclosure is part 1 of the Prospectus.

The English translation of this statement is attached, and in the event of any discrepancies between the texts, the Turkish statement shall prevail.