In accordance with section 28 a of the Danish Securities Trading Act, Vestas Wind Systems A/S is required to publish information regarding trading in Vestas Wind Systems A/S shares and securities by Executives and persons closely associated with an Executive. The statement is based on a report received by Vestas Wind Systems A/S from an Executive on 8 March 2010. -------------------------------------------------------------------------------- | Name: | Peter C Brun | -------------------------------------------------------------------------------- | Position of Executive: | Senior Vice President, Group Government | | | Relations, Vestas Wind Systems A/S | -------------------------------------------------------------------------------- | Issuer: | Vestas Wind Systems A/S | -------------------------------------------------------------------------------- | ID code: | DK0010268606 | -------------------------------------------------------------------------------- | Type of securities: | Shares | -------------------------------------------------------------------------------- | Type of transaction: | Purchase | -------------------------------------------------------------------------------- | Date of trading: | 12 February 2010 | -------------------------------------------------------------------------------- | Place of transaction: | NASDAQ OMX Copenhagen | -------------------------------------------------------------------------------- | Number of securities traded: | 369 | -------------------------------------------------------------------------------- | Market value (DKK) of securities | DKK 99,999 | | traded: | | -------------------------------------------------------------------------------- Any questions may be addressed to the Executive Management at Vestas Wind Systems A/S, telephone +45 9730 0000. Yours sincerely Vestas Wind Systems A/S Ditlev Engel President and CEO