Disclosure Notice

Disclosure Notice Stockholm, March 15, 2002 Investor's share of the voting rights and share capital in SEB has changed through the acquisition of 250,000 A shares. After the purchase, Investor's holding in SEB now amounts to 135,622,295 A shares corresponding to 20.04 percent of the voting rights and 19.25 percent of the share capital. On December 31, 2001, Investor's holding in SEB amounted to 20.00 percent of the votes and 19.21 percent of the capital. INVESTOR AB For further information: Fredrik Lindgren, Vice President, Investor Relations: +46 8 614 20 31, +46 70 624 20 31. ------------------------------------------------------------ This information was brought to you by Waymaker http://www.waymaker.net The following files are available for download: http://www.waymaker.net/bitonline/2002/03/15/20020315BIT00120/wkr0001.doc http://www.waymaker.net/bitonline/2002/03/15/20020315BIT00120/wkr0002.pdf