Notice of Investor AB’s Annual General Meeting on April 15, 2013

Investor AB (publ) summons to the Annual General Meeting (the “Meeting”) to be held on Monday, April 15, 2013, at 4:00 p.m. at City Conference Centre, Barnhusgatan 12-14, Stockholm, Sweden. Registration for the Meeting will commence at 2:30 p.m.

The notice of the Meeting is made through publishing on Investor’s website on Wednesday, March 13, 2013, and through publishing in the Official Swedish Gazette (Post- och Inrikes Tidningar) on Friday, March 15, 2013. Information that the notice has been issued will be published in Dagens Nyheter and in Svenska Dagbladet on Friday, March 15, 2013.

Attachment:

• Notice of the Meeting
• Proposal from the Board of Directors regarding guidelines for salary and other remuneration for the President and other Members of the Management Group and on a Long-term Variable Remuneration Program

For further information:

Oscar Stege Unger, Head of Corporate Communications, Phone 46 8 614 2059, 46 70 624 2059
Magnus Dalhammar, Investor Relations Manager, Phone 46 8 614 2130, 46 73 524 2130

Our press releases can be accessed at www.investorab.com

Investor is the leading owner of Nordic-based international companies, founded by the Wallenberg family a hundred years ago. We own significant minority or majority interests in high quality companies. Through our participation on the boards of directors, we work for continuous improvement of the performance of the companies. With our industrial experience, network and financial strength we strive to make our companies best-in-class. Our cash flow allows us to support strategic initiatives in our companies, capture investment opportunities and provide our shareholders with a dividend. Our Core Investments include listed holdings Atlas Copco, ABB, SEB, Ericsson and the operating subsidiary Mölnlycke Health Care.