Transaction in Own Shares

BP PLC
08 March 2005


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 8 March 2005

BP p.l.c. announces that on 7 March 2005, it purchased 4,500,000 ordinary shares
at prices between 569.50 pence and 578.00 pence per share. The purchased shares
will all be held as Treasury shares.

Following the above purchase, BP p.l.c. holds 69,950,000 ordinary shares in
Treasury, and has 21,405,426,099 ordinary shares in issue (excluding Treasury
shares).

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



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