Holding(s) in Company

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

SIRIUS REAL ESTATE

(GG00B1W3VF54)

2. Reason for the notification   (please tick the appropriate box or boxes)

An acquisition or disposal of voting rights 

X

An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

An event changing the breakdown of voting rights

Other (please specify): 

3. Full name of person(s) subject to the notification obligation:

Fortis Investment Management S.A

4. Full name of shareholder(s) (if different from 3.):

CSA B PENSION EQUITY EEA SMALL CAPS

FLF EQ SMALL CAPS EUROPE

AAF SMALL COMPANIES EUROPE EQUITY FUND

GA L FUND SMALL MID CAPS EUROPE

AMP CAPITAL INVESTOR

RUSSELL EUROPEAN SMALL CAP EQUITY FUND

CSA L EUROPEAN SMALL CAPS

SR CAP EUROPE

FBF EQ SMALL CAPS EUROPE

ALFRED BERG INVEST SMALL CAP EUROPA

SR CAP EUROPE

ALFRED BERG SMALL CAP EUROPE

CSA B EUROPEAN SMALL CAPS

5. Date of the transaction (and date on which the threshold is crossed or reached if different):

9/12/2008

6. Date on which issuer notified:

10/12/2008

7. Threshold(s) that is/are crossed or reached:

Below 5%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares 

 if possible using the ISIN CODE

Situation previous to the Triggering transaction 

Resulting situation after the triggering transaction

Number of Shares 

Number of Voting Rights viii

Number of shares 

Number of voting rights ix

% of voting rights

Direct

Direct x

Indirect xi

Direct

Indirect

GG00B1W3VF54)

16,450,536

13,636,848

13,636,848

4.50%

B: Financial Instruments

Resulting situation after the triggering transaction xii

Type of financial instrument 

Expiration date xiii

Exercise/ Conversion Period/ Date xiv 

Number of voting rights that may be acquired if the instrument is exercised/ converted. 

% of voting rights

Total (A+B)

Number of voting rights

% of voting rights

13,636,848

4.50

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable xv:

Proxy Voting:

10. Name of the proxy holder:

Fortis Investment Management S.A. and subsidiaries

11. Number of voting rights proxy holder will cease to hold:

12. Date on which proxy holder will cease to hold voting rights:

13. Additional information:

14. Contact name:

15. Contact telephone number:

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

Full name (including legal form for legal entities)

Fortis Investment Management S.A.

Contact address (registered office for legal entities)

Fortis Investments

Avenue de l'Astronomie 12

1210 Brussels

Belgium

Phone number 

[email protected]

+32 2 274 8266

Other useful information (at least legal representative for legal persons)

B:  Identity of the notifier, if applicable xvii

Full name 

Fortis Investment Management UK

Contact address 

82 Bishopsgate,London EC2N 4BN  UK

Phone number 

Michelle Bedwin - 020 7063 7517

Other useful information (e.g. functional relationship with the person or legal entity subject to the notification obligation)

C: Additional information

Omission