Not for release, publication or distribution in or into jurisdictions other than the United Kingdom and Bermuda where to do so would constitute a contravention of the relevant laws of such jurisdiction
18 May 2009
GULF KEYSTONE PETROLEUM LIMITED
("Gulf Keystone" or "the Company")
Notification of Major Interests in Shares
Gulf Keystone was notified on 18 May 2009 by Blakeney LLP ("Blakeney") that, following an acquisition of shares in the Company, Blakeney is interested in 32,561,898 shares representing 8.44% of the
Company's issued share capital.
Enquiries
Gulf Keystone Petroleum: +44 (0) 20 7514 1400
Todd Kozel, Executive Chairman
Ewen Ainsworth, Chief Financial Officer
RBC Capital Markets: +44 (0) 20 7653 4667
Sarah Wharry
Tristone Capital Limited: +44 (0) 20 7355 5800
Simon Ashby-Rudd
Majid Shafiq
Citigate Dewe Rogerson: +44 (0) 20 7638 9571
Martin Jackson
or visit: www.gulfkeystone.com