FORM 6-K
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Report of Foreign Issuer

Pursuant to Rule 13a-16 or 15d-16
of the Securities Exchange Act of 1934


For the month of January 2010

Commission File Number: 001-15152


SYNGENTA AG
(Translation of registrant’s name into English)

Schwarzwaldallee 215
4058 Basel
Switzerland
(Address of principal executive offices)


Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F
X
 
Form 40-F
 

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Yes
   
No
X

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

Yes
   
No
X

Indicate by check mark whether by furnishing the information contained in this Form, the Registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934:

Yes
   
No
X

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): N/A
 



 
Re:                      SYNGENTA AG
Disclosure:  Disclosure of share ownership  The Share of Voting Rights in Syngenta AG of The Capital Group Companies, Inc. exceeds the threshold value of 10%
 
Herewith we furnish a disclosure release related to Syngenta AG. The full text is the following:
 
 
 
# # #


 
 
Disclosure of share ownership
 
The share of voting rights in Syngenta AG of The Capital Group Companies, Inc. exceeds the threshold value of 10%
 
Based on Article 20 of the Swiss Stock Exchange Act, Syngenta AG informs as follows:
 
The Capital Group Companies, Inc., 333 South Hope Street, Los Angeles, CA, USA, disclosed on January 5, 2010 that its share of voting rights in Syngenta AG  has exceeded the notifiable threshold margin of 10% on January 1, 2010 due to the grant of proxy voting authority as from January 1, 2010 by funds under  management that previously voted proxies independently. The voting rights in Syngenta AG amounts to 12.2839% corresponding to 11,620,548 registered shares of Syngenta AG, ISIN CH0011037469.
 
The contact person within The Capital Group Companies, Inc. for this notification is Christopher Aquino, The Capital Group Companies, Inc., 333 South Hope Street, Los Angeles, California 90071-1406, USA.
 
Basel, Switzerland, January 7, 2010
 
Syngenta AG.
 
 

 
 
SIGNATURES

 
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
 

 
   
SYNGENTA AG
 
 
 
Date:
January 7, 2010
 
By:
 /s/ Christoph Mäder
 
        Name:
 Christoph Mäder
 
        Title:  Head Legal & Taxes