Nyenburgh Beheer B.V. extends its membership of the Nordic Exchange to include Helsinki

Nyenburgh Beheer B.V. has been approved as a member of the Helsinki Stock Exchange. Nyenburgh, which is already a member of the Nordic Exchange in Copenhagen and Stockholm, will gain trading access to the equity market on the Nordic Exchange in Helsinki as of August 29, 2006.

Jouni Torasvirta, President of the Helsinki Stock Exchange says: “We are very pleased to welcome Nyenburgh Beheer B.V. to the Nordic Exchange in Helsinki. The expansion to the Helsinki Stock Exchange improves furthermore the possibilities of Central European investors to trade with Finnish stocks.” “We are very pleased to extend our membership of the Nordic Exchange to include Helsinki,” says Bart Lijnse, Head of Trading at Nyenburgh Beheer B.V. ”Direct access to new marketplaces will give us more business opportunities.” Nyenburgh Beheer B.V., domiciled in Amsterdam, is an independent securities broker supplying professional high-grade financial services to private investors and institutions on a national and international level. Besides the broker activities, Nyenburgh has a fast growing trading and arbitrage desk. OMX has altogether 152 members (excluding 113 members that are members of more than one exchange) of which Stockholm Stock Exchange has 87 members, Helsinki Stock Exchange 54 members, Copenhagen Stock Exchange 58 members, Tallinn Stock Exchange 21 members, Riga Stock Exchange 19 members and Vilnius Stock Exchange 27 members. For further information, please contact: Outi Ylitalo, Communications Specialist, Helsinki Stock Exchange +358 9 6166 7599 About OMX | OMX is a leading expert in the exchange industry. Through the Nordic Exchange in Copenhagen, Stockholm, Helsinki, Riga, Tallinn and Vilnius, OMX offers access to approximately 80 percent of the Nordic and Baltic securities market. Our integrated technology solutions span the transaction chain enabling efficient securities transactions for exchanges, clearing organizations, central securities depositories and other financial institutions around the world. OMX is listed on the Nordic Exchange in Stockholm, Helsinki and Copenhagen. For more information please visit www.omxgroup.com.