Number of shares and votes in Active Biotech

The number of shares and votes in Active Biotech has changed as a result ofthe exercise of employee stock options. Today, the last trading day of the month, there are in total 64,175,530 shares and votes in Active Biotech. Lund, March 31, 2010 Active Biotech AB (publ) For further information, please contact: Hans Kolam, CFO Tel: +46 (0)46 19 20 44 E-mail: Active Biotech AB PO Box 724, SE-220 07 Lund Sweden Tel: +46 (0)46-19 20 00 Fax: +46 (0)46-19 11 00 Active Biotech is required under the Financial Instruments Trading Act to make the information in this press release public. The information was submitted for publication at 08:30 am CET on March 31, 2010. [HUG#1399855] Press release (PDF):