Nyrstar NV

Declaration of Voting Results & Voting Rights Announcements • Apr 19, 2013

Regulated information

Nyrstar: Shareholder Notification

19 April 2013

Nyrstar announced today that it made notification of a significant shareholding in accordance with Belgian Act of 2 May 2007 on the disclosure of significant shareholdings in issuers whose securities are admitted to trading on a regulated market and containing various provisions.

As a result of the acquisition of all Nyrstar shares previously held by Glencore, Nyrstar's ownership of own shares crossed the threshold of 5%, 7.5% and of 10% of the outstanding shares on 16 April 2013. As at that day, Nyrstar held in the aggregate 20,105,094 shares, representing 11.82% of the total number of outstanding shares. Pursuant to Belgian law, the voting rights attached to own shares held by Nyrstar are suspended.

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About Nyrstar

Nyrstar is an integrated mining and metals business, with market leading positions in zinc and lead, and growing positions in other base and precious metals; essential resources that are fuelling the rapid urbanisation and industrialisation of our changing world. Nyrstar has mining, smelting, and other operations located in Europe, the Americas, China and Australia and employs over 7,000 people. Nyrstar is incorporated in Belgium and has its corporate office in Switzerland. Nyrstar is listed on NYSE Euronext Brussels under the symbol NYR. For further information please visit the Nyrstar website, www.nyrstar.com

For further information contact:

Jaideep Thatai Manager Investor Relations T: +41 44 745 8103 M: +41 79 722 3089 jaideep.thatai@nyrstar.com Sheela Pawar de Groot Group Manager Corporate Communications T: +41 44 745 8154 M: +41 79 722 6917 sheela.pawar@nyrstar.com Geert Lambrechts Manager Corporate Communications T: +32 14 449 646 M: +32 473 637 892 geert.lambrechts@nyrstar.com