Holding(s) in Company

RNS Number : 6525O

Gulf Keystone Petroleum Ltd.

15 October 2012

TR-1: Notification of Major Interests in Shares
1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:			Gulf Keystone Petroleum Ltd.
2. Reason for the notification (please tick the appropriate box or boxes):
An acquisition or disposal of voting rights
An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached
An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments
An event changing the breakdown of voting rights
Other (please specify):	Due to a company reorganization, Capital Research and Management Company ("CRMC") and Capital Group International, Inc. ("CGII") will no longer report relevant holdings under management separately. Instead the relevant holdings under management by CRMC and CGII will be reported in aggregate by The Capital Group Companies, Inc. ("CGC"). It is solely for this reason (and not as a result of any additional acquisition or disposal) that CGC is reporting this aggregated holding.			X
3. Full name of person(s) subject to the notification obligation:		The Capital Group Companies, Inc.
4. Full name of shareholder(s) (if different from 3.):		Capital Research and Management Company
5. Date of the transaction and date on which the threshold is crossed reached:		3 September 2012
6. Date on which the issuer notified:		11 October 2012
7. Threshold(s) that is/are crossed or reached:		Above 4%

8. Notified details:
A: Voting rights attached to shares
Class/type of shares If possible using the ISIN CODE	Situation previous to the Triggering transaction		Resulting situation after the triggering transaction
	Number of shares	Number of voting rights	Number of shares		Number of voting rights		% of voting rights
			Direct	Indirect	Direct	Indirect	Direct	Indirect
Ordinary Shares (BMG4209G1087)	39,371,564	39,371,564		39,371,564		39,371,564		4.494%

B: Qualifying Financial Instruments
Resulting situation after the triggering transaction
Type of financial instrument	Expiration date	Exercise/Conversion Period	Number of voting rights that may be acquired if the instrument is exercised/converted	% of voting rights
n/a

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments
Resulting situation after the triggering transaction
Type of financial instrument	Exercise price	Expiration date	Exercise/ Conversion period ^xviii	Number of voting rights instrument refers to	% of voting rights
n/a					Nominal	Delta

Total (A+B+C)
Number of voting rights	% of voting rights
39,371,564	4.494%

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable:

Capital Research and Management Company, a subsidiary of The Capital Group Companies, Inc., is the fund management company that exercises the voting rights in the shares

Proxy Voting:
10. Name of the proxy holder:
11. Number of voting rights proxy holder will cease to hold:
12. Date on which proxy holder will cease to hold voting rights: