TR-1: Standard form for notification of major holdings

Rhea-AI Summary

Diversified Energy PLC (DEC) has received a major shareholding notification from EIG Asset Management LLC. The Washington D.C.-based asset manager reported a significant reduction in its voting rights, decreasing from 18.50% to 12.40% of the company's total voting rights, representing 9,601,585 shares.

The threshold was crossed on September 18, 2025, with the notification received on September 24, 2025. The holdings are distributed across multiple EIG entities, with EIG Energy Fund XVI, L.P. holding the largest stake at 4.517%. The notification is based on Diversified Energy's total issued share capital of 77,434,079 shares.

1a. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached ii:			DIVERSIFIED ENERGY PLC
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						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			EIG ASSET MANAGEMENT LLC
City and country of registered office (if applicable)			WASHINGTON D.C., U.S.A.
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:			18 September 2025
6. Date on which issuer notified (DD/MM/YYYY):			24/09/2025
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	9,601,585			12.40	9,601,585
Position of previous notification (if applicable)	14,330,718			18.50

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)
GB00BQHP5P93				9,601,585					12.40
SUBTOTAL 8. A
B 1: Financial Instruments according to DTR5.3.1R (1) (a)
Type of financial instrument		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 Period 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		% 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
EIG Asset Management LLC (Parent)
EIG Redwood Co-Investment, L.P. (Chain 1)	0.541	%		0.541		%
EIG Redwood XV Blocker Agent (Redwood), Inc. (Chain 2)	0.469	%		0.469		%
EIG Holdings Carry Splitter (Redwood), L.P. (Chain 3)	1.674	%		1.674		%
EIG Energy Fund XV, L.P. (Chain 4)	1.227	%		1.227		%
EIG Energy Fund XV-A, L.P. (Chain 5)	0.838	%		0.838		%
EIG Energy Fund XVI, L.P. (Chain 6)	4.517	%		4.517		%
EIG Energy Fund XVI-E, L.P. (Chain 7)	0.073	%		0.073		%
EIG Energy Fund XVI Holding Splitter (Fourpoint), L.P. (Chain 8)	2.064	%		2.064		%
EIG Energy Fund XV Blocker Series C (Fourpoint) LLC (Chain 9)	0.997	%		0.997		%
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
The information in this Form has been completed using an issued share capital of 77,434,079 shares in the capital of the Company, as announced by the Company on 23 September 2025

Place of completion	London
Date of completion	26 September 2025

FAQ

What is EIG Asset Management's new ownership percentage in Diversified Energy (DEC)?

EIG Asset Management LLC now holds 12.40% of voting rights in Diversified Energy, representing 9,601,585 shares.

How much did EIG Asset Management reduce its stake in Diversified Energy (DEC)?

EIG Asset Management reduced its stake from 18.50% to 12.40%, a decrease of 6.10 percentage points.

Which EIG entity holds the largest stake in Diversified Energy (DEC)?

EIG Energy Fund XVI, L.P. holds the largest stake among EIG entities with 4.517% of voting rights.

When did EIG Asset Management cross the reporting threshold for Diversified Energy (DEC)?

EIG Asset Management crossed the reporting threshold on September 18, 2025, with the notification made on September 24, 2025.

What is the total number of shares outstanding for Diversified Energy (DEC)?

Diversified Energy has a total issued share capital of 77,434,079 shares as of September 23, 2025.