Transaction in Own Shares

BP PLC
13 February 2007

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

BP p.l.c.  -  13 February 2007



BP p.l.c. announces that on 12 February 2007, it purchased for cancellation
5,320,000 ordinary shares at prices between 531.50 pence and 536.50 pence per
share and between 1035.00 cents and 1038.83 cents per share.



BP p.l.c. also announces that on 12 February 2007 it transferred 1,500,000
ordinary shares into the BP Employees Share Ownership Plan No. 1 (the 'Trust').
These shares were previously held as treasury shares. Following this
transaction, the Trust holds 7,126,708 ordinary shares.



Following the above transactions, BP p.l.c. holds 1,944,625,273 ordinary shares
in Treasury, and has 19,402,469,731 ordinary shares in issue (excluding Treasury
shares).



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


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