Press release

DSM announces repurchase of shares to cover existing option plans

Heerlen, NL, 07 Sep 2011 09:15 CEST

Royal DSM, the global Life Sciences and Materials Sciences company, today announces that it intends to repurchase 4,000,000 ordinary shares, starting on 7 September 2011, in order to cover its commitments under existing management and personnel option plans. Based on the closing price of the DSM share on NYSE Euronext on 6 September 2011 this would be equivalent to approximately € 126 million.

DSM has signed a Discretionary Management Agreement with the bank that will execute the repurchase. The repurchase price will be based on the daily VWAP (Volume Weighted Average Price). Volumes to be repurchased will on average be 10% of the daily trading volume on Euronext Amsterdam, within a bandwidth of 7-13% per day.

In accordance with the present regulations DSM will inform the market about the progress made in the execution of this program through weekly press releases.

For more information

Lieke de Jong-Tops

Senior Communications Manager
+31 45 578 2420
media.contacts@dsm.com

Dave Huizing

Vice President Investor Relations
+31 45 578 2864
investor.relations@dsm.com

Media Relations

+31 45 578 2420

Investor Relations

+31 45 578 2864