Transaction in Own Shares

BP PLC
28 July 2004


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 28 July 2004

BP p.l.c. announces that on 27 July 2004, it purchased for cancellation 
4,468,728 ordinary shares at prices between 485.0 pence and 487.5 pence per 
share and between 893.5 US cents and 901.66 US cents per share.

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



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