Gov. of Singapore Investment Corp. 08 November 2006 FORM 8.3 DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE (Rule 8.3 of the Takeover Code) 1. KEY INFORMATION Name of person dealing (Note 1) GOVERNMENT OF SINGAPORE INVESTMENT CORPORATION PTE LTD Company dealt in GREAT PORTLAND ESTATES PLC Class of relevant security to which ORD 12.5P the dealings being disclosed relate (Note 2) Date of dealing 07 NOV 06 2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE (a) Interests and short positions (following dealing) in the class of relevant security dealt in (Note 3) Long Short Number (%) Number (%) (1) Relevant securities 5,902,547 3.60 (2) Derivatives (other than options) (3) Options and agreements to purchase/sell Total 5,902,547 3.60 (b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 3) Class of relevant security: Long Short Number (%) Number (%) (1) Relevant securities (2) Derivatives (other than options) (3) Options and agreements to purchase/sell Total (c) Rights to subscribe (Note 3) Class of relevant security: Details 3. DEALINGS (Note 4) (a) Purchases and sales Purchase/sale Number of securities Price per unit (Note 5) PURCHASE 3 GBP6.135 PURCHASE 40 GBP6.135 PURCHASE 14 GBP6.135 (b) Derivatives transactions (other than options) Product Long/short Number of Price per name, e.g. (Note 6) securities unit (Note 5) CFD (Note 7) (c) Options transactions in respect of existing securities (i) Writing, selling, purchasing or varying Product Writing, Number of Exercise Type, Expiry Option name,e.g. selling, securities price e.g. date money call purchasing, to which American, paid/ option varying the option European received etc. relates etc. per unit (Note 7) (Note 5) (ii) Exercising Product name, Number of Exercise price per unit e.g. call option securities (Note 5) (d) Other dealings (including new securities) (Note 4) Nature of transaction Details Price per unit (Note 8) (if applicable) (Note 5) 4. OTHER INFORMATION Agreements, arrangements or understandings relating to options or derivatives Full details of any agreement, arrangement or understanding between the person disclosing and any other person relating to the voting rights of any relevant securities under any option referred to on this form or relating to the voting rights or future acquisition or disposal of any relevant securities to which any derivative referred to on this form is referenced. If none, this should be stated. .............................................................................. .............................................................................. Is a Supplemental Form 8 attached? (Note 9) NO Date of disclosure 08 NOV 2006 Contact name CELINA CHUA / JULIA YAP Telephone number (65) 68898503 / (65) 68898877 If a connected EFM, name of offeree NA /offeror with which connected If a connected EFM, state nature of NA connection (Note 10) Notes The Notes on Form 8.3 can be viewed on the Takeover Panel's website at www.thetakeoverpanel.org.uk This information is provided by RNS The company news service from the London Stock Exchange