Transaction in Own Shares

BP PLC
19 August 2004



BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 19 August 2004

BP p.l.c. announces that on 18 August 2004, it purchased for cancellation
5,931,800 ordinary shares at prices between 484.75 pence and 492.25 pence per
share and between 890.83 US cents and 897.67 US cents per share.

Enquiries : Fergus MacLeod, BP p.l.c. Tel : [phone]




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