Transaction in Own Shares

BP PLC
16 November 2006


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 16 November 2006

BP p.l.c. announces that on 15 November 2006, it purchased for cancellation
5,300,000 ordinary shares at prices between 591.5 pence and 597.5 pence per
share.

BP p.l.c. also announces that on 15 November 2006 it transferred to participants
in its employee share schemes 57,538 ordinary shares at prices between 350.00
pence and 511.0 pence. These shares were previously held as treasury shares.

Following the above transactions, BP p.l.c. holds 1,947,184,507 ordinary shares
in Treasury, and has 19,591,606,943 ordinary shares in issue (excluding Treasury
shares).

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




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