Novonesis AS — Director's Dealing 2010

Sep 13, 2010

TRADING BY MANAGEMENT IN NOVOZYMES A/S B SHARES

September 13, 2010

In accordance with Section 28a of the Danish Securities Trading Act, Novozymes reports the following transactions under ISIN DK0010272129, Novozymes B shares under the symbol NZYM B.

Name	Relation/ Category of close relation	Trading date	Character of transaction	Volume of transaction Buy (+) / Sell (-)	Value of transaction (DKK)
Benny D. Loft	EVP & CFO	10/09 2010	Exercise of Options (purchase of shares)	+1,979	680,776

Contact persons:

Press and media: Investor relations: Annegrethe M. Jakobsen (Europe) Tel. (direct): +45 4446 3050 Tel. (mobile): +45 3077 3050 Paige Donnelly (USA) Tobias Bjørklund Tel. (direct): +45 4446 8682 Tel. (mobile): +45 3077 8682

Tel. (direct): +1 919 494 3209 Tel. (mobile): +1 919 218 4501 Martin Riise Nielsen Tel. (direct): +45 4446 0738 Tel. (mobile): +45 3077 0738

Thomas Bomhoff (USA) Tel. (direct): +1 919 494 3483 Tel. (mobile): +1 919 649 2565

Novozymes is the world leader in bioinnovation. Together with customers across a broad array of industries we create tomorrow's industrial biosolutions, improving our customers' business and the use of our planet's resources. Read more at www.novozymes.com.

Company announcement no. 7, 2010 Page 1 of 1 Novozymes A/S Investor Relations

Krogshøjvej 36 2880 Bagsværd Denmark

Telephone: +45 4446 0000 Fax: +45 4446 9999

Internet: www.novozymes.com CVR number: 10 00 71 27