Transaction in Own Shares

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

BP p.l.c. - 4 February 2011

BP p.l.c. announces that it transferred to participants in its employee share schemes 15,180 ordinary shares on 3 February 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 1,849,750,340 ordinary shares in Treasury, and has 18,797,507,226 ordinary shares in issue (excluding Treasury shares).

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