Transaction in Own Shares

BP PLC
09 February 2006


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 9 February 2006

BP p.l.c. announces that on 8 February 2006, it purchased 13,382,000 ordinary
shares at prices between 634.00 pence and 650.00 pence per share and between
1110.83 cents and 1118.83 cents per share. The purchased shares will all be held
as Treasury shares.

BP p.l.c. also announces that on 8 February 2006 it transferred to participants
in its employee share schemes 12,630 ordinary shares at prices between 350.00
pence and 498.00 pence. These shares were previously held as treasury shares.

Following the above transaction, BP p.l.c. holds 1,086,574,092 ordinary shares
in Treasury, and has 20,568,408,063 ordinary shares in issue (excluding Treasury
shares).

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



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