Transaction in Own Shares

BP PLC
10 January 2007

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

BP p.l.c.  -  10 January 2007



BP p.l.c. announces that on 9 January 2007, it purchased for cancellation
4,500,000 ordinary shares at prices between 531.5 pence and 546.0 pence per
share.

BP p.l.c. also announces that on 9 January 2007, it transferred to participants
in its employee share schemes 6,500 ordinary shares at 326.00 pence. These
shares were previously held as treasury shares.

Following the above transaction, BP p.l.c. holds 1,946,711,397 ordinary shares
in Treasury, and has 19,482,464,621 ordinary shares in issue (excluding Treasury
shares).



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


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