Portfolio Update

British Portfolio Trust PLC
04 September 2006



                                      BRITISH PORTFOLIO TRUST PLC
                                 TOP 10 HOLDINGS AS AT 31 August 2006

Stock Name                                                                 Market Value             %
                                                                                 £

BP                                                                           5,274,931             6.39
GlaxoSmithKline                                                              4,449,834             5.39
Royal Dutch Shell 'B' Shares                                                 3,940,545             4.77
Energy XXI                                                                   3,577,094             4.33
HSBC                                                                         3,192,550             3.87
Royal Bank of Scotland Group                                                 2,659,849             3.22
Astrazeneca                                                                  2,584,510             3.13
Vodafone Group                                                               2,456,179             2.97
Anglo American                                                               1,878,130             2.27
Barclays                                                                     1,847,142             2.24

Total Gross Assets                                                          82,582,262


Enquiries:

Peter Ingram
Company Secretary
Tel. [phone]

4 September 2006






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