August 30, 2008

Nyrstar over allotment option not exercised

Specialty materials group Zinifex announced that the underwriters have not exercised the over allotment option in respect of 13,043,478 shares in Nyrstar, representing 13.04% of the Nyrstar’s share capital.

The number of Nyrstar shares issued is 100,000,000. As a result of the non exercise of the over allotment option, the final size of the Offer remains unchanged from that previously advised at 86,956,522 Nyrstar shares sold at EUR 20 per share, representing gross proceeds of EUR 1,739,130,440 for Zinifex and Umicore SA/NV, the selling shareholders.

As a result Zinifex and Umicore will retain stakes of respectively 7.79% and 5.25% in Nyrstar. These shares will be held under a 360 day lock up from the commencement of conditional trading on October 29th 2007, subject to customary exceptions.