Utilization of authorization within Investor AB to repurchase own shares to hedge the company’s long-term share-based remuneration program

The 2007 Annual General Meeting of Investor AB (“Investor”) approved the proposal to authorize the Board of Directors to purchase the company’s own shares for the purpose of hedging Investor’s long-term share-based remuneration program for 2007. Investor hereby announces that the company’s board has decided to utilize the authorization for this purpose.
The shares will be purchased on the Stockholm Stock Exchange (Stockholmsbörsen) at a price within the registered share price interval on each occasion.

Purchases can be made as of April 18, 2007 until next year’s annual general meeting. No acquisitions are intended to be made during a 30-day period prior to the announcement of quarterly results, the day of announcement included.

Investor currently holds 700,000 own shares. The total number of outstanding shares in Investor is 767,175,030 and the maximum number of shares intended to be repurchased is 700,000.


INVESTOR AB

For further information:

Oscar Stege Unger, Acting Head of Corporate Communications and
Head of Investor Relations, +46 8 614 20 59, +46 70 624 20 59