Portfolio Update

British Portfolio Trust PLC
04 July 2006



                                      BRITISH PORTFOLIO TRUST PLC
                                  TOP 10 HOLDINGS AS AT 30 June 2006

Stock Name                                           Market Value          %
                                                     £

BP                                                   5,566,510             6.80
GlaxoSmithKline                                      4,183,425             5.11
Royal Dutch Shell 'B' Shares                         3,961,516             4.84
Energy XXI                                           3,784,801             4.63
HSBC                                                 3,737,430             4.57
Vodafone Group                                       3,158,109             3.86
Royal Bank of Scotland Group                         2,653,878             3.24
Astrazeneca                                          2,477,424             3.03
Anglo American                                       1,835,107             2.24
Barclays                                             1,726,249             2.11

Total Gross Assets                                  81,820,602


Enquiries:

Peter Ingram
Company Secretary
Tel. [phone]

4 July 2006


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