Transaction in Own Shares

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

BP p.l.c. - 19 November 2010

BP p.l.c. announces that it transferred to participants in its employee share schemes 577,714 ordinary shares on 17 November 2010, and 6,744 ordinary shares on 18 November 2010, at prices between 420.0 pence and 455.0 pence per share. These shares were previously held as treasury shares.

Following the above transaction, BP p.l.c. holds 1,854,349,954 ordinary shares in Treasury, and has 18,792,794,812 ordinary shares in issue (excluding Treasury shares).

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