Portfolio Update

British Portfolio Trust PLC
02 August 2005


                          BRITISH PORTFOLIO TRUST PLC

List of Top Ten Investments and all Holdings over 5% of Gross Assets at 31 July
2005, announced in accordance with Listing Rule 21.20 (l) (ii).


                Holding                              % of Gross Assets

BP                                                          7.89
HSBC                                                        6.20
Vodafone Group                                              5.96
Glaxosmithkline                                             5.60
Royal Dutch Shell                                           3.92
Royal Bank of Scotland                                      3.60
Astrazeneca                                                 2.44
Barclays                                                    2.25
HBOS                                                        1.94
BT Group                                                    1.85


Enquiries :


Peter Ingram
Company Secretary
Tel. [phone]

2 August 2005



                      This information is provided by RNS
            The company news service from the London Stock Exchange