Investor AB

Pre-Annual General Meeting Information • Mar 14, 2012

Press Release

Stockholm, March 14, 2012

Notice of Investor AB's Annual General Meeting on April 17, 2012

In accordance with NASDAQ OMX Stockholm's Rule Book for Issuers, Investor AB hereby announces, by issuing a press release, the content of the notice concerning Investor's Annual General Meeting on April 17, 2012, and the complete proposals from the Board of Directors on guidelines for salary and other remuneration for the President and other members of the Management and on a long-term variable remuneration program for Management and other employees.

The notice of the Annual General Meeting will be available on Investor's website from March 14. The notice of the Annual General Meeting will be published in the Official Swedish Gazette (Post- och Inrikes Tidningar) and an announcement with information that the notice has been issued will be published in Dagens Nyheter and in Svenska Dagbladet on March 16.

Attachment:

• Notice of Investor's Annual General Meeting 2012
• 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, +46 735 24 2130

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

Founded by the Wallenberg family a hundred years ago, Investor is the leading owner of high quality Nordic-based international companies. Through board participation, our industrial experience, network and financial strength, we strive to make our companies best-in-class. Our holdings include Atlas Copco, ABB, Ericsson and Mölnlycke Health Care.