Energean PLC

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 shares to which voting rights are at			ENERGEAN PLC
tached ii:				GB00BG12Y042
	1b. Please indicate if the issuer is a non-UK issuer			(please mark with an "X" if appropriate)
Non-UK issuer
2.	Reason for the notification (please mark the appropriate box or boxes with an "X")
An acquisition or disposal of voting rights
	An acquisition or disposal of financial instruments
	An event changing the breakdown of voting rights					x
Other (please specify)	iii:
3. Details of person subject to the		notification obligation	iv
Name			Efstathios Topouzoglou
	City and country of registered office (if applicable)
4. Full name of shareholder(s)	(if different from 3.)	v
Name
City and country of registered office (if applicable)
5. Date on which the threshold was crossed or reached vi:			04/04/2025
6. Date on which issuer notified (DD/MM/YYYY):			08/04/2025
7. Total positions of person(s) subject to the notification obligation
	% of voting rights at tached to shares (to tal of 8. A)	% of voting rights through financial instru ments (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	9.050%				9.050%
Position of previous notification (if applicable)	8.926%

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
Class/type of shares ISIN code (if possible)	Number of voting rights ix		% of voting rights
	Direct (DTR5.1)	Indirect (DTR5.2.1)	Direct (DTR5.1)	Indirect (DTR5.2.1)
GB00BG12Y042		16,677,249		9.050%


SUBTOTAL 8. A	16,677,249		9.050%

B 1: Financial Instruments according to DTR5.3.1R (1) (a)
Type of financial in strument	Expiration date x	Exercise/ Conversion Period xi	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 date x	Exercise/ Conversion Pe riod xi	Physical or cash Settlement xii	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) 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 person or legal entity (please add additional rows as necessary) xiv	X

Name xv	% of voting rights if it equals or is higher than the notifiable threshold	Total of both if it equals or is higher than the notifiable threshold
Chain 1
Efstathios Topouzoglou
Trustena GmbH as trus tee to the family trust "The Energy Trust"
OilCo Investments Limited	8.996%	8.996%
Chain 2
Efstathios Topouzoglou
H.I.L. Hydrocarbon Investments Limited	0.054%	0.054%

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

Place of completion	London, England
Date of completion	08/04/2025