Transaction in Own Shares

BP PLC
06 June 2007


BP p.l.c.  -  Transaction in Own Shares
BP p.l.c.  -  6 June 2007


BP p.l.c. announces that on 5 June 2007, it purchased for cancellation 3,500,000
ordinary shares at prices between 565.0 pence and 572.5 pence per share.

Following the above transaction, BP p.l.c. holds 1,943,877,092 ordinary shares
in Treasury, and has  19,162,919,110 ordinary shares in issue (excluding
Treasury shares).


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


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