Transaction in Own Shares

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

BP p.l.c. - 10 January 2011

BP p.l.c. announces that it transferred to participants in its employee share schemes 49,042 ordinary shares on 6 January 2011 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 1,850,649,732 ordinary shares in Treasury, and has 18,796,540,934 ordinary shares in issue (excluding Treasury shares).

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