Mayr-melnhof Karton AgVIE: MMK

Dividend Announcement (Dividend Announcement 1)

· Issued by Mayr-melnhof Karton Ag
Mayr-Melnhof Karton Aktiengesellschaft ISIN AT0000938204 Dividend Announcement

At the 32nd Ordinary Shareholders' Meeting of the shareholders held on April 29th, 2026, the distribution of a dividend amounting to EUR 2.00 per dividend-bearing share was resolved for the financial year 2025. Accordingly, an amount of EUR 2.00 less 27.5% withholding tax is payable on each dividend-bearing share, unless a tax exemption from the collection of withholding tax is provided for.

Payment agent: UniCredit Bank Austria AG, 1020 Vienna, Rothschildplatz 1

The distribution of the dividend will take place starting on May 13th, 2026 via a credit entry made at the respective depositary bank.

Trading ex-dividend on the Vienna Stock Exchange: from May 6th, 2026 Vienna, April 2026

The Management Board

This English version is a translation of the German original text.