Transaction in Own Shares

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

BP p.l.c. - 1 October 2010

BP p.l.c. announces that it transferred 748 ordinary shares on 30 September 2010 to participants in its employee share schemes at a price of 441.0 pence per share. These shares were previously held as treasury shares.

Following the above transaction, BP p.l.c. holds 1,855,571,421 ordinary shares in Treasury, and has 18,791,544,845 ordinary shares in issue (excluding Treasury shares).

Enquiries: Fergus MacLeod, BP p.l.c. Tel: 020 7496 4632