Transaction in Own Shares

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

BP p.l.c. - 28 January 2011

BP p.l.c. announces that it transferred to participants in its employee share schemes 37,108 ordinary shares on 27 January 2011 at prices between 441.0 pence and 455.0 pence per share. These shares were previously held as treasury shares.

Following the above transaction, BP p.l.c. holds 1,849,817,518 ordinary shares in Treasury, and has 18,797,440,048 ordinary shares in issue (excluding Treasury shares).

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