Transaction in Own Shares

BP PLC
14 February 2005


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 14 February 2005

BP p.l.c. announces that on 11 February 2005, it purchased 4,000,000 ordinary
shares at prices between 549.50 pence and 555.50 pence per share. The purchased
shares will all be held as Treasury shares.

Following the above purchase, BP p.l.c. holds 16,300,000 ordinary shares in
Treasury, and has 21,442,061,563 ordinary shares in issue (excluding Treasury
shares).

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



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