Holding(s) in Company

January 26, 2026

TR-1: Standard form for notification of major holdings

1. Issuer Details
	ISIN
	US25520W1071
	Issuer Name
	Diversified Energy Company
	UK or Non-UK Issuer
	Non-UK
2. Reason for Notification
	An acquisition or disposal of voting rights
3. Details of person subject to the notification obligation
	Name
	BlackRock, Inc.
	City of registered office (if applicable)
	Wilmington
	Country of registered office (if applicable)
	USA
4. Details of the shareholder
	Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above
	City of registered office (if applicable)
	Country of registered office (if applicable)
5. Date on which the threshold was crossed or reached
	22-Jan-2026
6. Date on which Issuer notified
	23-Jan-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
Resulting situation on the date on which threshold was crossed or reached	4.840000	0.910000	5.750000	4626860
Position of previous notification (if applicable)	5.030000	0.750000	5.780000

8. Notified details of the resulting situation on the date on which the threshold was crossed or reached
8A. Voting rights attached to shares
Class/Type of shares ISIN code(if possible)	Number of direct voting rights (DTR5.1)	Number of indirect voting rights (DTR5.2.1)	% of direct voting rights (DTR5.1)	% of indirect voting rights (DTR5.2.1)
US25520W1071		3890303		4.840000
Sub Total 8.A	3890303		4.840000%

8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))
Type of financial instrument	Expiration date	Exercise/conversion period	Number of voting rights that may be acquired if the instrument is exercised/converted	% of voting rights
Securities Lending			671897	0.830000
Sub Total 8.B1			671897	0.830000%

8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b))
Type of financial instrument	Expiration date	Exercise/conversion period	Physical or cash settlement	Number of voting rights	% of voting rights
CFD			Cash	64660	0.080000
Sub Total 8.B2				64660	0.080000%

9. Information in relation to the person subject to the notification obligation
2. 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 entities (please add additional rows as necessary)
Ultimate controlling person	Name of controlled undertaking	% 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
BlackRock, Inc. (Chain 1)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 1)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 1)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 1)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 1)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 1)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 1)	BlackRock (Singapore) Holdco Pte. Ltd.
BlackRock, Inc. (Chain 1)	BlackRock HK Holdco Limited
BlackRock, Inc. (Chain 1)	BlackRock Lux Finco S.a.r.l.
BlackRock, Inc. (Chain 1)	BlackRock Japan Holdings GK
BlackRock, Inc. (Chain 1)	BlackRock Japan Co., Ltd.
BlackRock, Inc. (Chain 2)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 2)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 2)	Trident Merger, LLC
BlackRock, Inc. (Chain 2)	BlackRock Investment Management, LLC
BlackRock, Inc. (Chain 3)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 3)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 3)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 3)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 3)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 3)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 3)	BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 3)	BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 3)	BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 3)	BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 3)	BlackRock Group Limited
BlackRock, Inc. (Chain 3)	BlackRock Investment Management (UK) Limited
BlackRock, Inc. (Chain 4)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 4)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 4)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 4)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 4)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 4)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 4)	BlackRock Australia Holdco Pty. Ltd.
BlackRock, Inc. (Chain 4)	BlackRock Investment Management (Australia) Limited
BlackRock, Inc. (Chain 5)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 5)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 5)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 5)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 5)	BlackRock Holdco 4, LLC
BlackRock, Inc. (Chain 5)	BlackRock Holdco 6, LLC
BlackRock, Inc. (Chain 5)	BlackRock Delaware Holdings Inc.
BlackRock, Inc. (Chain 5)	BlackRock Institutional Trust Company, National Association
BlackRock, Inc. (Chain 6)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 6)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 6)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 6)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 6)	BlackRock Holdco 4, LLC
BlackRock, Inc. (Chain 6)	BlackRock Holdco 6, LLC
BlackRock, Inc. (Chain 6)	BlackRock Delaware Holdings Inc.
BlackRock, Inc. (Chain 6)	BlackRock Fund Advisors
BlackRock, Inc. (Chain 7)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 7)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 7)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 7)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 8)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 8)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 8)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 8)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 8)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 8)	BlackRock Canada Holdings ULC
BlackRock, Inc. (Chain 8)	BlackRock Asset Management Canada Limited
BlackRock, Inc. (Chain 9)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 9)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 9)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 9)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 9)	BlackRock Capital Holdings, Inc.
BlackRock, Inc. (Chain 9)	BlackRock Advisors, LLC
BlackRock, Inc. (Chain 10)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 10)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 10)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 10)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 10)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 10)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 10)	BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 10)	BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 10)	BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 10)	BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 10)	BlackRock Group Limited
BlackRock, Inc. (Chain 10)	BlackRock Advisors (UK) Limited
BlackRock, Inc. (Chain 11)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 11)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 11)	Trident Merger, LLC
BlackRock, Inc. (Chain 11)	BlackRock Investment Management, LLC
BlackRock, Inc. (Chain 11)	Amethyst Intermediate, LLC
BlackRock, Inc. (Chain 11)	Aperio Holdings, LLC
BlackRock, Inc. (Chain 11)	Aperio Group, LLC

10. In case of proxy voting
	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
	BlackRock Regulatory Threshold Reporting Team Jana Blumenstein 020 7743 3650
12. Date of Completion
	23rd January 2026
13. Place Of Completion
	12 Throgmorton Avenue, London, EC2N 2DL, U.K.