Interim Report January-September 2010

Highlights during the third quarter

• The acquisition and consolidation of Aleris for a gross investment of SEK 2.5 bn. (SEK 1.7 bn. adjusted for the share already owned through the investment in EQT) added another company with attractive potential to Investor. With full ownership of the company, Investor has the possibility to pursue strategic and long-term value creating initiatives.
• Investor announced the purchase of an additional 34 percent of the equity in Mölnlycke Health Care for approximately EUR 510 m. Following regulatory approval, expected during the fourth quarter, Investor will own 96 percent of the company, thereby consolidating the entity.
• Investor Growth Capital holdings ChinaCache and China ITS were priced for IPOs and subsequently listed on the NASDAQ and Hong Kong Stock Exchange respectively.

Financial information

• Net asset value amounted to SEK 152,403 m. (SEK 200 per share) on September 30, 2010, compared to SEK 142,673 m. (SEK 187 per share) at year-end 2009, corresponding to a change, with dividend added back, of 9 percent for the first nine months 2010 (22).
• Consolidated net profit for the period, including unrealized change in value, was SEK 13,181 m. (SEK 17.32 per share), compared to SEK 26,353 m. (SEK 34.53 per share) for the same period 2009.
• Core Investments contributed SEK 12,888 m. to growth in net asset value in the period (28,260). Atlas Copco had the largest positive impact, SEK 5,712 m., while Saab AB had the largest negative impact, SEK -342 m.
• Operating Investments contributed SEK 1,221 m. to net asset value for the period (-1,017).
• Private Equity Investments contributed SEK -437 m. to net asset value for the period (-1,151).
• Leverage (net debt/total assets) was 4.7 percent as of September 30, 2010 (0.4).
• The total return on the Investor share was 6 percent during the period (13). The total annual return averaged 6 percent over the past 5-year period.

For further information:

Magnus Dalhammar, Investor Relations Manager, Phone 46 8 614 2130, 46 73 524 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.