Gulf Keystone Petroleum Ltd TR-1: notification of major holdings

Gulf Keystone Petroleum

16/03/2026 14:45

Gulf Keystone Petroleum Ltd (GKP)
 TR-1: notification of major holdings

16-March-2026 / 14:45 GMT/BST
TR-1: Standard form for notification of major holdings
NOTIFICATION OF MAJOR HOLDINGS(to be sent to the relevant issuerandto the FCA in Microsoft Word format if possible)i
1a. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attachedii:
Gulf Keystone Petroleum Ltd
1b. Please indicate if the issuer is a non-UK issuer(please mark with an “X” if appropriate)
Non-UK issuer
x
2. Reason for the notification(please mark the appropriate box or boxes with an “X”)
An acquisition or disposal of voting rights
x
An acquisition or disposal of financial instruments
An event changing the breakdown of voting rights
Other (please specify)iii:
3. Details of person subject to the notification obligationiv
Name
Optidob BV
City and country of registered office (if applicable)
Amsterdam, the Netherlands
4. Full name of shareholder(s)(if different from 3.)v
Name
Optidob BV
Direct holder of 5.03 %
Bloembeek CV
Direct holder of 0.14%
City and country of registered office (if applicable)
Amsterdam, the Netherlands
5. Date on which the threshold was crossed or reachedvi:
13-03-2026
6. Date on which issuer notified (DD/MM/YYYY):
16-03-2026
7. Total positions of person(s) subject to the notification obligation
% of voting rights attached to shares (total of 8. A)
% of voting rights through financial instruments
(total of 8.B 1 + 8.B 2)
Total of both in % (8.A + 8.B)
Total number of voting rights held in issuer (8.A + 8.B)vii
Resulting situation on the date on which threshold was crossed or reached
5.17%
5.17%
11,240,537
Position of previous notification (if
applicable)
8. Notified details of the resulting situation on the date on which the threshold was crossed or reachedviii
A: Voting rights attached to shares
Class/type of
shares
ISIN code (if possible)
Number of voting rightsix
% of voting rights
Direct
(DTR5.1)
Indirect
(DTR5.2.1)
Direct
(DTR5.1)
Indirect
(DTR5.2.1)
BMG4209G2077
11,240,537
5.17%
SUBTOTAL 8. A
11,240,537
5.17%
B 1: Financial Instruments according to DTR5.3.1R (1) (a)
Type of financial instrument
Expiration
datex
Exercise/
Conversion Periodxi
Number of voting rights that may be acquired if the instrument is
exercised/converted.
% of voting rights
SUBTOTAL 8. B 1
B 2: Financial Instruments with similar economic effect according to DTR5.3.1R (1) (b)
Type of financial instrument
Expiration
datex
Exercise/
Conversion Periodxi
Physical or cash
Settlementxii
Number of voting rights
% of voting rights
SUBTOTAL 8.B.2
9. Information in relation to the person subject to the notification obligation(please mark the
applicable box with an “X”)
Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuerxiii
Fullchain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held starting with the ultimate controlling natural person or legal entity (please add additional rows as necessary)xiv
X
Namexv
% of voting rights if it equals or is higher than the notifiable threshold
% of voting rights through financial instruments if it equals or is higher than the notifiable threshold
Total of both if it equals or is higher than the notifiable threshold
Stichting Beheer Beukenrode
Bloembeek CV
0.14%
0.14%
Optidob BV
5.03%
5.03%
10.In case of proxy voting, please identify:
Name of the proxy holder
The number and % of voting rights held
The date until which the voting rights will be held
11. Additional informationxvi
Place of completion
Amsterdam
Date of completion
16-03-2026


 Dissemination of a Regulatory Announcement, transmitted by EQS Group.
 The issuer is solely responsible for the content of this announcement.

 View original content: EQS News

ISIN:
BMG4209G2077
Category Code:
MSCL
TIDM:
GKP
LEI Code:
213800QTAQOSSTNTPO15
Sequence No.:
421179
EQS News ID:
2292070



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