Transaction in Own Shares

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

BP p.l.c. - 2 November 2010

BP p.l.c. announces that it transferred to participants in its employee share schemes 1,372 ordinary shares on 28 October 2010 and 535 shares on 1 November 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 1,854,943,858 ordinary shares in Treasury, and has 18,792,172,408 ordinary shares in issue (excluding Treasury shares).

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