Transaction in Own Shares

BP PLC
25 May 2007

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

BP p.l.c.  -  25 May 2007



BP p.l.c. announces that on 24 May 2007, it purchased for cancellation 3,080,000
ordinary shares at prices between 569.0 pence and 573.5 pence per share.



Following the above transaction, BP p.l.c. holds 1,943,888,847 ordinary shares
in Treasury, and has 19,182,104,846 ordinary shares in issue (excluding Treasury
shares).



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


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