Block Listing Six Monthly Return

Name of applicant:

Gulf Keystone Petroleum Limited

Name of scheme:

Value Creation Plan/Long Term Incentive Plan

Period of return:

From:

2 November 2021

To:

5 May 2022

Balance of unallotted securities under scheme(s) from previous return:

14,385 common shares of $1 each

Plus:  The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):

2,700,000 common shares of $1 each

Less:  Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):

700,000

Equals:  Balance under scheme(s) not yet issued/allotted at end of period:

2,014,385 common shares of $1 each

Name of contact:

Alasdair Robinson, Chief Legal Officer & Company Secretary

Telephone number of contact:

+44 (0) 20 7514 1400

Gulf Keystone:

+44 (0) 20 7514 1400

Aaron Clark, Head of Investor Relations

aclark@gulfkeystone.com

Celicourt Communications:

+ 44(0) 20 8434 2754

Mark Antelme

Jimmy Lea

GKP@Celicourt.uk