REG-Transaction in Own Shares

Diversified EnergyAnnouncement

Tue 07:00

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DIVERSIFIED ENERGY COMPANY PLC

("Diversified", or the "Company")

DIVERSIFIED ENERGY COMPANY PLC (LSE:DEC, NYSE:DEC) announces that, in
accordance with the terms of its share buyback programme announced on 20 March
2025, the Company has purchased 81,615 Ordinary Shares of 20 Pence each in the
capital of the Company (the "Shares") in the market at a volume-weighted
average price of $14.3248 per Share through Mizuho Securities USA LLC (MSUSA).
The Shares acquired will, in due course, be cancelled.

Aggregated Information

 Date of Purchase:                                    07 July 2025  
 Aggregate Number of Ordinary Shares Purchased:       81,615        
 Lowest Price Paid per Share (USD):                   14.211        
 Highest Price Paid per Share (USD):                  14.35         
 Volume-Weighted Average Price Paid per Share (USD):  14.3248       
                                                                    

Following the cancellation of Shares, Diversified will have 78,198,861
Ordinary Shares of 20 Pence each in issue and no Ordinary Shares are held in
treasury. This figure of 78,198,861 may be used by shareholders as the
denominator for the calculations by which they will determine if they are
required to notify their interest in, or a change to their interest in, the
Company under the FCA's Disclosure Guidance and Transparency Rules.

In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (the Market
Abuse Regulation), (as in force in the UK and as amended by the Market Abuse
(Amendment) (EU Exit) Regulations 2019), the table below contains detailed
information of the individual trades made by Mizuho Securities USA LLC as part
of the buyback programme.

Schedule of Purchases

 Shares purchased:    DIVERSIFIED ENERGY COMPANY PLC (ISIN: GB00BQHP5P93)    
 Dates of purchases:  07 July 2025                                           
 Investment firm:     Mizuho Securities USA LLC                              
                                                                             



   Aggregate number of ordinary shares acquired    Daily volume weighted average price paid    Daily highest price paid per share    Daily lowest price per share    Trading Venue  
   7381                                            $ 14.34                                     $ 14.35                               $ 14.26                         ARCX           
   1273                                            $ 14.34                                     $ 14.35                               $ 14.31                         ASPN           
   690                                             $ 14.34                                     $ 14.35                               $ 14.31                         BAML           
   85                                              $ 14.33                                     $ 14.35                               $ 14.31                         BARX           
   389                                             $ 14.3246                                   $ 14.35                               $ 14.28                         BATS           
   2,524                                           $ 14.3310                                   $ 14.35                               $ 14.29                         BATY           
   65                                              $ 14.3400                                   $ 14.34                               $ 14.34                         BNPC           
   1,305                                           $ 14.3131                                   $ 14.35                               $ 14.27                         EDGA           
   1,866                                           $ 14.3406                                   $ 14.35                               $ 14.30                         EDGX           
   400                                             $ 14.3400                                   $ 14.34                               $ 14.34                         HRTF           
   65                                              $ 14.3400                                   $ 14.34                               $ 14.34                         ICBX           
   38,467                                          $ 14.3223                                   $ 14.35                               $ 14.21                         IEXG           
   265                                             $ 14.3400                                   $ 14.34                               $ 14.34                         ITGI           
   580                                             $ 14.3475                                   $ 14.35                               $ 14.34                         JPMX           
   3,680                                           $ 14.3341                                   $ 14.35                               $ 14.28                         JSJX           
   200                                             $ 14.3400                                   $ 14.34                               $ 14.34                         LEVL           
   2                                               $ 14.3400                                   $ 14.34                               $ 14.34                         MEMX           
   600                                             $ 14.3100                                   $ 14.31                               $ 14.31                         MSPL           
   813                                             $ 14.3146                                   $ 14.35                               $ 14.29                         SGMT           
   1,615                                           $ 14.3288                                   $ 14.35                               $ 14.28                         UBSA           
   54                                              $ 14.3100                                   $ 14.31                               $ 14.31                         VFMI           
   2,054                                           $ 14.3311                                   $ 14.35                               $ 14.29                         XBOS           
   100                                             $ 14.3400                                   $ 14.34                               $ 14.34                         XCIS           
   8,774                                           $ 14.3229                                   $ 14.35                               $ 14.27                         XNAS           
   8,368                                           $ 14.3281                                   $ 14.35                               $ 14.27                         XNYS           
   Trading venue                                   Currency                                    Volume Weighted Average Price         Aggregated volume                              
   NYSE                                            USD                                         $ 14.3248                             81,615                                         



For further information, please contact:

 Diversified Energy Company PLC                                        +1 973 856 2757  
 Doug Kris                                                             dkris@dgoc.com   
 Senior Vice President, Investor Relations & Corporate Communications  www.div.energy   
                                                                                        

About Diversified Energy Company PLC

Diversified is a leading publicly traded energy company focused on natural gas
and liquids production, transport, marketing, and well retirement. Through our
differentiated strategy, we acquire existing, long-life assets and invest in
them to improve environmental and operational performance until retiring those
assets in a safe and environmentally secure manner. Recognized by ratings
agencies and organizations for our sustainability leadership, this
solutions-oriented, stewardship approach makes Diversified the Right Company
at the Right Time to responsibly produce energy, deliver reliable free cash
flow, and generate shareholder value