Transaction in Own Shares

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

BP p.l.c. - 11 January 2011

BP p.l.c. announces that it transferred to participants in its employee share schemes 105,603 ordinary shares on 10 January 2011 at prices between 394.0 pence and 487.0 pence per share. These shares were previously held as treasury shares.

Following the above transaction, BP p.l.c. holds 1,850,544,129 ordinary shares in Treasury, and has 18,796,660,937 ordinary shares in issue (excluding Treasury shares).

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