Transaction in Own Shares

BP PLC
19 June 2007

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

BP p.l.c.  -  19 June 2007



BP p.l.c. announces that on 18 June 2007, it purchased for cancellation
3,000,000 ordinary shares at prices between 583.5 pence and 588.5 pence per
share.



Following the above transaction, BP p.l.c. holds 1,943,869,922 ordinary shares
in Treasury, and has   19,140,495,201 ordinary shares in issue (excluding
Treasury shares).



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


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