Transaction in Own Shares

BP PLC
09 July 2007

BP p.l.c.  -  Transaction in Own Shares
BP p.l.c.  -  9 July 2007



BP p.l.c. announces that on 6 July 2007, it purchased for cancellation 2,000,000
ordinary shares at prices between 608.0 pence and 610.5 pence per share.



Following the above transactions, BP p.l.c. holds 1,943,738,379 ordinary shares
in Treasury, and has 19,124,624,556 ordinary shares in issue (excluding Treasury
shares).





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


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