Transaction in Own Shares

BP PLC
07 June 2007

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

BP p.l.c.  -  7 June 2007



BP p.l.c. announces that on 6 June 2007, it purchased for cancellation 3,570,000
ordinary shares at prices between 558.0 pence and 565.5 pence per share.



BP p.l.c. also announces that on 6 May 2007 it transferred to participants in
its employee share schemes 2,060 ordinary shares at prices between 350.0 pence
and 441.0 pence. These shares were previously held as treasury shares.





Following the above transactions, BP p.l.c. holds 1,943,875,032 ordinary shares
in Treasury, and has 19,159,351,170 ordinary shares in issue (excluding Treasury
shares).





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


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