Transaction in Own Shares

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

BP p.l.c. - 15 October 2010

BP p.l.c. announces that it transferred to participants in its employee share schemes 6,909 ordinary shares on 7 October 2010 and 591,412 ordinary shares on 14 October at prices between 364.8 pence and 641.1 pence per share. These shares were previously held as treasury shares.

Following the above transaction, BP p.l.c. holds 1,854,955,032 ordinary shares in Treasury, and has 18,792,161,234 ordinary shares in issue (excluding Treasury shares).

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