Invitation to the Media and Capital Market in conjunction with the release of Investor AB's Interim Report for January-S

Invitation to the Media and Capital Market in conjunction with the release of Investor AB's Interim Report for January-September 2003 Press and Analyst Meeting The meeting will be held in Stockholm, Monday, October 13, 2003 at 11:00 a.m. CET. The venue is Investor's head office at Arsenalsgatan 8C. President and CEO Marcus Wallenberg and CFO Lars Wedenborn will present the Interim Report for the period January-September 2003. The presentation material will be published on www.investorab.com after the meeting. Teleconference and Webcast The teleconference will be held on Monday, October 13, at 2:00 p.m. CET. To participate, call +44 20 7162 0181, +1 334 323 6203 or +46 8 50 520 114. You can also view and listen to the proceedings of the conference on Investor's website www.investorab.com The webcast will be available the following business day at www.investorab.com and on the RAW Communications broadband service for RAW subscribers. Following the teleconference, an instant replay will be available until October 20 on +44 20 8288 4459 (access code: 817532), or +1 334 323 6222 (access code: 817532). To participate in the press and analyst meeting or teleconference, please e-mail Helen Jönsson at helen.jonsson@investorab.com The report is expected to be released around 9:00 a.m. CET the same day. Welcome! Fredrik Lindgren, Vice President, Corporate Communications Phone: +46 8 614 20 31, Mobile: +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/2003/10/06/20031006BIT00820/wkr0001.doc http://www.waymaker.net/bitonline/2003/10/06/20031006BIT00820/wkr0002.pdf