Transaction in Own Shares

BP PLC
15 May 2007

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

BP p.l.c.  -  15 May 2007



BP p.l.c. announces that on 14 May 2007, it purchased for cancellation 2,706,867
ordinary shares at prices between 557.0 pence and 563.0 pence per share.



Following the above transaction, BP p.l.c. holds 1,943,900,660 ordinary shares
in Treasury, and has 19,197,568,084 ordinary shares in issue (excluding Treasury
shares).



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


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