Transaction in Own Shares

BP PLC
12 February 2007


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 12 February 2007

BP p.l.c. announces that on 9 February 2007, it purchased for cancellation
4,725,000 ordinary shares at prices between 536.5 pence and 542.5 pence per
share.

Following the above transaction, BP p.l.c. holds 1,946,125,273 ordinary shares
in Treasury, and has 19,406,125,777 ordinary shares in issue (excluding Treasury
shares).

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



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