Transaction in Own Shares

BP PLC
24 April 2006

BP p.l.c.  -  Transaction in Own Shares
BP p.l.c.  -  24 April 2006


BP p.l.c. announces that on 21 April 2006, it purchased 1,333,413 ordinary
shares at prices between 706.00 pence and 707.00 pence per share. The purchased
shares will all be held as Treasury shares.

Following the above transaction, BP p.l.c. holds 1,400,635,747 ordinary shares
in Treasury, and has 20,280,807,316 ordinary shares in issue (excluding Treasury
shares).

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


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