Transaction in Own Shares

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

BP p.l.c. - 16 July 2010

BP p.l.c. announces that it transferred to participants in its employee share schemes 3,070 ordinary shares on 13th July, and 702,775 ordinary shares on 15th July at a price of 368.40 pence per share. These shares were previously held as treasury shares.

Following the above transaction, BP p.l.c. holds 1,856,834,069 ordinary shares in Treasury, and has 18,790,266,897 ordinary shares in issue (excluding Treasury shares).

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