Pursuant to Chapter 2, Section 10 of the Securities Markets Act,
Citycon Oyj announces that it has received, in accordance with
Chapter 2, Section 9 of the Securities Markets Act, a notification
from ING Clarion Real Estate Securities, L.P., dated 30 August 2007,
in which ING Clarion Real Estate Securities, L.P. announces the
following:

As a result of a share transaction concluded on August 24, 2007, the
holdings of ING Clarion Real Estate Securities, L.P., a SEC
registered investment adviser, now represent 5.04% of the voting
rights and share capital in Citycon Oyj. Under Chapter 2, Section 9
of the Securities Markets Act, we hereby notify the Financial
Supervision Authority and Citycon of the following:

1. Name of Company in which holdings have been acquired: Citycon Oyj
2. Date of change in holdings: 24 August 2007
3. Exact proportion of voting rights and share capital in Citycon
Oyj, by type of shares:

+-------------------------------------------------------------------+
| Share Type | Number of Shares | % of Share | % of Voting |
| | | Capital | Rights |
|------------+------------------+------------------+----------------|
| CTY1S | 9,726,700 | 5.04% | 5.04% |
|------------+------------------+------------------+----------------|
| Total | 9,726,700 | 5.04% | 5.04% |
+-------------------------------------------------------------------+

The share capital of Citycon comprises a total of 192,810,271 shares,
said shares entitling to a total of 192,810,271 votes.

4. Shareholder's complete name, trade register number: ING Clarion
Real Estate Securities, L.P., SEC number 801-49083

see:
http://www.adviserinfo.sec.gov/IAPD/Content/Search/iapd_OrgSearch.aspx

Execution by: Vincent P. McDevitt, Chief Compliance Officer for ING
Clarion Real Estate Securities, L.P., 201 King of Prussia Rd., Ste.
600, Radnor, PA 19087 U.S.A.

Helsinki, 31 August 2007

CITYCON OYJ
Petri Olkinuora

Distribution:
Helsinki Stock Exchange
Major media
www.citycon.fi
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