Transaction in Own Shares

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

BP p.l.c. - 19 February 2010

BP p.l.c. announces that on 18 February 2010 it transferred to participants in its employee share schemes 20,186 ordinary shares at prices between 386.00 pence and 500.00 pence. These shares were previously held as treasury shares.

Following the above transaction, BP p.l.c. holds 1,867,985,222 ordinary shares in Treasury, and has 18,768,502,974 ordinary shares in issue (excluding Treasury shares).

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