Transaction in Own Shares

BP PLC
13 January 2006


BP p.l.c.  -  Transaction in Own Shares
BP p.l.c.  -  13 January 2006


BP p.l.c. announces that on 12 January 2006, it purchased 2,500,000 ordinary
shares at prices between 644.50 pence and 654.00 pence per share. The purchased
shares will all be held as Treasury shares.


Following the above transaction, BP p.l.c. holds 1,008,556,029 ordinary shares
in Treasury, and has 20,632,860,737 ordinary shares in issue (excluding Treasury
shares).


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





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