Transaction in Own Shares

BP PLC
18 October 2006

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

BP p.l.c.  -  18 October 2006



BP p.l.c. announces that on 17 October 2006, it purchased for cancellation
9,000,000 ordinary shares at prices between 603.0 pence and 611.5 pence per
share.



This purchase was bought as part of the close period contract announced on the
28th September 2006.



Following the above transactions, BP p.l.c. holds 1,947,703,283 ordinary shares
in Treasury, and has 19,723,806,423 ordinary shares in issue (excluding Treasury
shares).



Enquiries: Fergus MacLeod, BP p.l.c.    Tel : [phone]


                      This information is provided by RNS
            The company news service from the London Stock Exchange