Transaction in Own Shares

BP PLC
25 July 2006


BP p.l.c.  -  Transaction in Own Shares
BP p.l.c.  -  25 July 2006


BP p.l.c. announces that on 24 July 2006, it purchased 6,332,737 ordinary shares
at prices between 614.50 pence and 633.0 pence per share. The purchased shares
will all be held as Treasury shares.

Following the above transactions, BP p.l.c. holds 1,822,349,664 ordinary shares
in Treasury, and has 19,873,859,775 ordinary shares in issue (excluding Treasury
shares).


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



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