Catena commissions services of HQ Bank as liquidity provider ahead of listing on O List on April 26

In conjunction with its imminent stock-exchange listing, Catena AB (publ) has entered into an agreement under which HQ Bank will function as market maker (liquidity provider) for Catena shares. In brief, the agreement entails that HQ Bank will issue call and put prices for Catena shares on the Stockholm Stock Exchange and will undertake to purchase and sell the shares at these prices for its own account. The purpose is to increase liquidity in the company’s share.

The agreement will become effective on April 26, the first day of trading in Catena shares on the Stockholm Stock Exchange’s O List.

Göteborg, April 25, 2006