DJ TR-1: notification of major holdings
Gulf Keystone Petroleum Ltd (GKP)
TR-1: notification of major holdings
16-March-2026 / 14:45 GMT/BST
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TR-1: Standard form for notification of major holdings
NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the FCA in Microsoft Word format if possible)
i
1a. Identity of the issuer or the underlying issuer of existing Gulf Keystone Petroleum Ltd
shares to which voting rights are attached ii:
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 obligation iv
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 %
Direct holder of 0.14%
Bloembeek CV
City and country of registered office (if applicable) Amsterdam, the Netherlands
5. Date on which the threshold was crossed or reached vi: 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
% of voting rights through financial Total of both Total number of voting
attached to shares instruments in % (8.A + rights held in issuer (8.A
(total of 8. A) (total of 8.B 1 + 8.B) + 8.B) vii
8.B 2)
Resulting situation on the date
on which threshold was crossed 5.17% 5.17% 11,240,537
or reached
Position of previous
notification (if
applicable)
8. Notified details of the resulting situation on the date on which the threshold was crossed or reached viii
A: Voting rights attached to shares
Number of voting rights ix % of voting rights
Class/type of
shares
Direct Indirect Direct Indirect
ISIN code (if possible)
(DTR5.1) (DTR5.2.1) (DTR5.1) (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)
Number of voting rights that may be acquired if
Exercise/ the instrument is
Type of financial Expiration Conversion % of voting
instrument date x Period xi rights
exercised/converted.
SUBTOTAL 8. B 1
B 2: Financial Instruments with similar economic effect according to DTR5.3.1R (1) (b)
Physical or
Exercise/ cash
Type of financial Expiration Conversion Number of voting rights % of voting
instrument date x Period xi rights
Settlement xii
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) issuer xiii
Full chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held starting with the ultimate controlling natural X
person or legal entity (please add additional rows as necessary) xiv
% of voting rights if it equals % of voting rights through financial Total of both if it equals or
Name xv or is higher than the instruments if it equals or is higher than is higher than the notifiable
notifiable threshold the notifiable threshold 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 information xvi
Place of completion Amsterdam
Date of completion 16-03-2026
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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 End of Announcement EQS News Service =------------------------------------------------------------------------------------
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(END) Dow Jones Newswires
March 16, 2026 10:45 ET (14:45 GMT)
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