Transaction in Own Shares

British Portfolio Trust PLC
19 December 2005



British Portfolio Trust plc announces that on 19 December 2005 it purchased, for
cancellation, 15,000 Ordinary 1p Shares (representing 0.03% of the issued
Ordinary Capital), at a price of 156p per Ordinary Share.

Settlement of the purchased 15,000 Ordinary Shares is due on 22 December 2005.

Following the purchase and cancellation of the 15,000 Ordinary Shares, the total
number of Treasury shares held by the Company will be 2,887,333. The issued
share capital of the Company, less the total number of Ordinary Shares held in
Treasury, will be 42,875,669 Ordinary 1p Shares.

Enquiries:

P W I Ingram

Company Secretary

Tel: [phone]

19 December 2005






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