Portfolio Update

3i Group PLC 03 October 2006 Listing Rule 15.4.11R (2) - ten largest investments as at 30 September 2006 Listing Rule 15.4.11R (2) requires 3i Group plc, as an investment trust, to publish a list of at least its ten largest investments as at each quarter end. 3i Group plc's investment portfolio comprises about 1,000 investments most of which are unquoted. Unquoted investments are revalued twice a year as at 30 September and 31 March. Directors' valuations of unquoted investments have not yet been updated since the valuations as at 31 March 2006 save that they have been adjusted for disposals, further investments and, where appropriate, write-offs or provisions. Quoted investments have been revalued as at 30 September 2006. Based on directors' valuations of unquoted investments as at 31 March 2006 (adjusted as mentioned above) and on the valuations of quoted assets as at 30 September 2006 the ten largest investments of 3i Group plc as at 30 September 2006 were as listed below. Company Nature of business Type of investment SR Technics Holdings AG Technical solutions provider for Equity shares and loans commercial aircraft fleets Parking International Holdings Transport management and parking Equity shares and loans Limited (NCP) services H-Careholding AB Elderly, primary and specialist Equity shares and loans care Giochi Preziosi Spa Toy manufacturer and distributor Equity shares and loans Boxer TV - Access AB Digital TV distributor Equity shares Infrastructure Investor LP Secondary PFI and infrastructure Equity shares and loans investment fund Vetco International Limited Oilfield equipment manufacturer Equity shares Tato Holdings Limited Manufacture and sale of specialist Equity shares chemicals Coor Service Management AB Facilities management Equity shares and loans Chorion Limited Owner of intellectual property and Equity shares and loans bar chain Note: This announcement is made to comply with Listing Rule requirements. The list set out above is based on valuations as referred to above. This information is provided by RNS The company news service from the London Stock Exchange

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