Transaction in Own Shares

BP PLC
04 April 2007

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

BP p.l.c.  -  4 April 2007



BP p.l.c. announces that on 3 April, it purchased for cancellation 5,342,006
ordinary shares at prices between 546.50 pence and 552.50 pence per share.



This purchase was bought as part of the close period contract announced on the
30th March 2007.



Following the above transaction, BP p.l.c. holds 1,943,965,179 ordinary shares
in Treasury, and has 19,279,957,885 ordinary shares in issue (excluding Treasury
shares).



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


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