Transaction in Own Shares

BP PLC
15 April 2008

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

BP p.l.c. -  15 April 2008



BP p.l.c. announces that on 14 April 2008, it purchased for cancellation
1,000,000 ordinary shares at prices between 543.70 pence and 552.66 pence per
share.



BP p.l.c. also announces that on 14 April 2008 it transferred to participants in
its employee share schemes 562,917 ordinary shares at a price of  545.50 pence.
These shares were previously held as treasury shares.



Following the above transactions BP p.l.c. holds 1,907,210,922 ordinary shares
in Treasury, and has 18,863,621,078 ordinary shares in issue (excluding Treasury
shares).



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


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