Notice of Annual General Meeting of Shareholders, April 14, 2010

In accordance with the listing agreement with NASDAQ OMX Stockholm AB, Investor
AB hereby announces, by issuing a press release, the content of the notice
concerning Investor's Annual General Meeting on April 14, 2010, and the complete
proposal 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 published in the Official
Swedish Gazette (Post- och Inrikes Tidningar), Dagens Nyheter, and Svenska
Dagbladet on Friday March 12.

Attachment: 
- Notice of Investor's Annual General Meeting 2010
- 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 on the Internet.

Investor AB is a Nordic-based industrial holding company founded almost one
hundred years ago by the Wallenberg family. Today we have investment activities
in Europe, the United States and Asia. The business concept is to generate
attractive long-term returns for our shareholders by owning and developing
companies with solid potential for value creation. We are an engaged owner and
apply experience, knowledge and a unique network to develop listed and unlisted
companies to make them best-in-class.