Transaction in Own Shares

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

BP p.l.c. - 19 October 2010

BP p.l.c. announces that it transferred to participants in its employee share schemes 3,747 ordinary shares on 18 October 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 1,854,951,285 ordinary shares in Treasury, and has 18,792,164,981 ordinary shares in issue (excluding Treasury shares).

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