Press release

DSM – repurchase of shares (15-21 September 2011)

Heerlen, NL, 22 Sep 2011 10:15 CEST

Royal DSM, the global Life Sciences and Materials Sciences company, has repurchased 404,055 of its own shares in the period from 15 September 2011 up to and including 21 September 2011 at an average price of €32.52. This is in accordance with the repurchase, covering existing option plans, announced on 7 September 2011. The consideration of this repurchase was €13.1 million.

The total number of shares repurchased under this program to date is 1,045,120 shares for a total consideration of €33.6 million.

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