Transaction in Own Shares

BP PLC
13 May 2004


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 13 May 2004

BP p.l.c. announces that on 12 May 2004, it purchased for cancellation 6,572,520
ordinary shares at prices between 483.50 pence and 489.50 pence per share and 
between 871.71 US cents and 872.17 US cents per share.

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


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