Liquidity Providing in the OMX AB Share on Copenhagen Stock Exchange


STOCKHOLM, Sweden, May 20, 2005 (PRIMEZONE) -- OMX AB and Remium AB have concluded a liquidity providing agreement (market making), which fulfills the requirements of the Copenhagen Stock Exchange A/S Liquidity Providing. The purpose of the agreement is to promote the liquidity of the OMX AB share listed on Copenhagen Stock Exchange.

According to the agreement, Remium will provide the OMX AB share with bids and offers so that the maximum difference between a bid and offer price is 1 percent of the bid. Bids and offers include at least 800 shares, which equals 4 round lots.

Remium undertakes to submit bids and offers for the OMX AB share in the Copenhagen Exchange's trading system on each trading day for at least 85 percent of the time of continuous trading and in the Exchange's opening and closing auction procedures applicable to the OMX AB share.

The liquidity providing operation will commence on May 23, 2005. The agreement is valid after the six months' term until further notice and the term of notice of the agreement is one month.



 For more information, please contact:
 Jakob Hakanson, Vice President, Head of IR, OMX AB
 +46 8 405 60 42
 Bjorn Garat, Corporate Finance, Remium AB
 +46 8 454 32 91

ABOUT OMX

OMX owns and operates the largest securities market in the Northern Europe and is a leading provider of marketplace services and solutions for the financial and energy markets. OMX consists of two divisions: OMX Exchanges and OMX Technology. OMX Exchanges owns and operates the stock exchanges in Copenhagen, Stockholm, Helsinki, Tallinn, Riga and Vilnius as well as the central securities depositories in Estonia and Latvia. Through OMX Exchanges OMX offers access to 80 percent of the Nordic and Baltic securities market. OMX Technology is a world leading provider of solutions and services -- transaction technology, processing and outsourcing -- based on proven technology. OMX is listed on the stock exchanges in Stockholm, Helsinki and Copenhagen. For more information please visit www.omxgroup.com.

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