According to a notice received by Citycon Oyj on 31 August 2010, ING Clarion
Real Estate Securities, LLC's (f/k/a ING Clarion Real Estate Securities, L.P.)
("ING CRES") holding in the company has fallen below the threshold of 5 per cent
on 18 August 2008. As additional information to the notice ING CRES announces
that "this notice is provided to remedy a missed filing that should have been
made in August 2008. As of 30 August 2010, ING CRES holds 1,344,574 (0.60%)
shares of Citycon and has voting authority over 1,235,780 (0.56%) shares. ING
CRES holds such shares and voting authority in its capacity as investment
manager for various institutional investors."

Otherwise the notice includes the following information:

Identity of the issuer of shares: Citycon Oyj

Reason for the notification: an acquisition or disposal of shares or voting
rights

Full name of person(s) subject to the notification obligation: ING Clarion Real
Estate Securities, LLC (f/k/a ING Clarion Real Estate Securities, L.P.) ("ING
CRES")

Date of the transaction and date on which the threshold is exceeded, fallen
below of or reached: 18 August 2008

Threshold that is exceeded, fallen below of or reached: 1/20 (5 percent)

Notified details of shares and voting rights attached to them:

Situation previous to the triggering transaction

Number of shares Number of voting rights

12,072,417 7,144,467

Resulting situation after the triggering transaction

Number of shares % of shares Number of voting rights % of voting rights
Direct Direct Direct Direct

10,752,441 4.87% 6,578,167 2.98%

Done at Radnor, Pennsylvania USA on 31 August 2010

Identity of the person or legal entity subject to the notification obligation:

ING Clarion Real Estate Securities, LLC
(SEC Reg. No. 801-49083)
201 King of Prussia Road, Suite 600
Radnor, Pennsylvania 19087 USA
+1 (610) 995-2500
William Zitelli, General Counsel

Helsinki, 1 September 2010

CITYCON OYJ
Petri Olkinuora
CEO

For further information, please contact:
Eero Sihvonen, Executive Vice President, CFO
Tel +358 20 766 4459 or +358 50 557 9137
eero.sihvonen@citycon.fi

Distribution:
NASDAQ OMX Helsinki
Major media
www.citycon.com

[HUG#1441898]

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