Transaction in Own Shares

BP PLC
25 June 2007


BP p.l.c.  -  Transaction in Own Shares
BP p.l.c.  -  25 June 2007


BP p.l.c. announces that on 22 June 2007, it purchased for cancellation
1,255,815 ordinary shares at prices between 577.0 pence and 581.5 pence per
share.

Following the above transaction, BP p.l.c. holds 1,943,817,968 ordinary shares
in Treasury, and has    19,134,528,051 ordinary shares in issue (excluding
Treasury shares).


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


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