Investor acquires 21 percent of Biovitrum

Investor acquires 21 percent of Biovitrum 

Investor AB has acquired 10.697.307 shares in Biovitrum for SEK 556 m.,
corresponding to 21.4 percent of the capital and 21.5 percent of the votes of
the company. The purchase price corresponds to SEK 52 per share. Sellers are
Nordic Capital IV, L.P., Nordic Capital IV Beta, C.V., Nordic Capital IV Gamma,
C.V., Fyrfond KB, NC IV Limited and Nextgear Invest Limited.

Biovitrum is a Stockholm based specialty biopharma company listed on the OMX
Nordic Exchange in Stockholm. 

The investment will belong to Operating Investments. It will be valued at the
official share price as a listed investment. 

The nomination committee of Biovitrum will in connection to this transaction
nominate Hans Glemstedt and Peter Sellei, both vice presidents at Investor AB,
to the board."Biovitrum has a strong position in an industry we know well and like. The
company has successfully changed strategy to become an international integrated
specialty biopharma company. Biovitrum has today a strong platform for
attractive growth through in-licensed, acquired and, over time, own developed
products. We look forward to contributing in making it a leading international
life science company" says Lennart Johansson, Head of Operating Investments.

INVESTOR AB

For further information:

Fredrik Lindgren, Head of Corporate Communications, +46 8 614 2031, +46 735 524
2031
Oscar Stege Unger, Head of Investor Relations, +46 8 614 2059, +46 70 624 2059


Our press releases can be accessed at www.investorab.com on the Internet.

Investor 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
long-term attractive 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.