BP(BP.)

BP PLC
09 May 2008

BP p.l.c. -  Transaction in Own Shares

BP p.l.c. -  9 May 2008



BP p.l.c. announces that on 8 May 2008, it purchased for cancellation 1,236,000
ordinary shares at prices between 614.00 pence and 619.00 pence per share.



Following the above transactions BP p.l.c. holds 1,907,181,524 ordinary shares
in Treasury, and has 18,847,654,009 ordinary shares in issue (excluding Treasury
shares).



Enquiries: Fergus MacLeod, BP p.l.c.    Tel: 020 7496 4632


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