Transaction in Own Shares

BP PLC
23 January 2006

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

BP p.l.c.  -  23 January 2006



BP p.l.c. announces that on 20 January 2006, it purchased 4,600,000 ordinary
shares at prices between 662.5 pence and 676.0 pence per share. The purchased
shares will all be held as Treasury shares.



Following the above transaction, BP p.l.c. holds 1,027,467,229 ordinary shares
in Treasury, and has 20,617,035,820 ordinary shares in issue (excluding Treasury
shares).



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


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