Transaction in Own Shares

BP PLC
19 February 2007

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

BP p.l.c.  -  19 February 2007



BP p.l.c. announces that on 16 February 2007, it purchased for cancellation
3,800,000 ordinary shares at prices between 534.00 pence and 539.50 pence per
share.



BP p.l.c. also announces that on 16 February 2007 it transferred 200,000
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 7,326,198 ordinary shares.



Following the above transactions, BP p.l.c. holds 1,944,336,120 ordinary shares
in Treasury, and has 19,385,866,088 ordinary shares in issue (excluding Treasury
shares).



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


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