Delisting will take effect on August 12, 2026 in accordance with the resolution of the Frankfurt Stock Exchange

Düsseldorf, Germany, August 12, 2026, 12:21 pm CEST– Klöckner & Co SE ("Company") was informed today of the resolution reached by the Management Board of the Frankfurt Stock Exchange on August 12, 2026, that the application for withdrawal of the admission of the Company's shares to trading on the regulated market of the Frankfurt Stock Exchange under ISIN DE000KC01000 will take effect on August 12, 2026. It is expected that trading on the Frankfurt Stock Exchange will cease at the end of the day on August 12, 2026. In addition, the Company will request that its shares will no longer be traded over-the-counter on the stock exchanges in Berlin (Tradegate BSX), Düsseldorf, Hamburg, Hanover, Munich and Stuttgart, and that existing listings will be discontinued shortly.

Issuer: Klöckner & Co SE, Peter-Müller-Straße 24, 40468 Düsseldorf, Germany

The shares of Klöckner & Co SE are admitted to trading on the regulated market segment (Regulierter Markt) of the Frankfurt Stock Exchange (Frankfurter Wertpapierbörse) with further post-admission obligations (Prime Standard). Klöckner & Co shares are listed in the SDAX® index of Deutsche Börse.

ISIN: DE000KC01000; WKN: KC0100

ISIN: DE000KC11116; WKN: KC1111