Transaction in Own Shares

BP PLC
11 November 2005

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

BP p.l.c. - 11 November 2005


BP p.l.c. announces that on 10 November 2005, it purchased 3,132,000 ordinary
shares at prices between 615.00 pence and 628.00 pence per share. The purchased
shares will all be held as Treasury shares.

Following the above purchase, BP p.l.c. holds 849,977,882 ordinary shares in
Treasury, and has 20,787,194,505 ordinary shares in issue (excluding Treasury
shares).


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


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