Transaction in Own Shares

BP PLC
13 February 2006


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

BP p.l.c. announces that on 10 February 2006, it purchased 12,364,000 ordinary
shares at prices between 640.00 pence and 647.50 pence per share and between
1115.50 cents and 1134.67 cents per share. The purchased shares will all be held
as Treasury shares.

Following the above transaction, BP p.l.c. holds 1,108,228,092 ordinary shares
in Treasury, and has 20,547,020,492 ordinary shares in issue (excluding Treasury
shares).

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



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