RNS Number : 9793D RHI Magnesita N.V. 07 April 2025 RHI Magnesita N.V. ("RHI Magnesita" or the "Company") Notification and public disclosure of transactions by persons discharging managerial responsibilities and persons closely associated with them RHI Magnesita N.V. announced on 28 March 2025 that, a person discharging managerial responsibilities ("PDMR") exercised share options over 58,755 ordinary shares, represented by depositary interests, of €1 each (the "Award") in the capital of the Company ("Ordinary Shares" or "Shares"). The Award, made under the terms of the Company's Long Term Incentive Plan ("LTIP"), was granted on 8 March 2022. Shares acquired on exercise must be retained until the fifth anniversary of the date of grant, being 8 March 2027, other than to pay related taxes. It was announced on 28 March 2025 that shares would be sold to cover taxes over a period of time and this notification concludes the sale of those shares to cover taxes. The notification below is made in accordance with the requirements of the EU Market Abuse Regulation as it forms part of UK domestic law by virtue of the European Union (Withdrawal) Act 2018. For further enquiries, please contact: Chris Bucknall, Head of Investor Relations Tel: +43 699 1870 6490 E‐mail: chris.bucknall@rhimagnesita.com This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact rns@lseg.com or visit www.rns.com. RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. For further information about how RNS and the London Stock Exchange use the personal data you provide us, please see our Privacy Policy. END DSHFLFVSSVIDIIE