Wellington Management Company, LLP: Short Selling Disclosure

BOSTON--(BUSINESS WIRE)--Regulatory News:

Dexia (BSE:DEXB):

Disclosing short positions in respect of the securities of financial institutions

Relevant security:

Name: Dexia SA

ISIN code: BE003796134

Number of shares making up the issued capital: 1,948,984,474

Legal entity holding the position:

Registered name: Wellington Management Company, LLP

Address: 280 Congress Street

Boston, MA 02210

Net short economic position held:

Number of securities: -20,748,489

Percentage of capital: -1.06%

Date that the position is held: 03/10/2011

Person filing the disclosure:

Surname, First name: Toner, Robert

Telephone: [phone]

Fax: [phone]

E-mail: [e-mail]

Company: Wellington Management Company, LLP