REG-Transaction in Own Shares

Diversified Energy CoAnnouncement

29/12/2025 07:00

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DIVERSIFIED ENERGY COMPANY

("Diversified", or the "Company")

BIRMINGHAM, Ala., Dec. 29, 2025 (GLOBE NEWSWIRE) --  DIVERSIFIED ENERGY
COMPANY (NYSE:DEC; LSE:DEC) announces that, in accordance with the terms of
its share buyback program announced on March 20, 2025, the Company has
purchased 54,459 shares of common stock, par value $0.01 per share of the
Company (the "Shares") in the market at a volume-weighted average price of
$14.2973 per Share through Mizuho Securities USA LLC (MSUSA). The Shares
acquired will, in due course, be cancelled.

Aggregated Information

 Date of Purchase:                                    December 26, 2025  
 Aggregate Number of Shares Purchased:                54,459             
 Lowest Price Paid per Share (USD):                   14.28              
 Highest Price Paid per Share (USD):                  14.30              
 Volume-Weighted Average Price Paid per Share (USD):  14.2973            



Following the cancellation of Shares, Diversified will have 79,073,148 shares
of common stock, in issue and no shares of common stock is held in treasury.
This figure of 79,073,148 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 program.

Schedule of Purchases

 Aggregate number      Daily volume        Daily highest         Daily lowest      Trading Venue  
 of ordinary shares    weighted            price paid per        price per                        
 acquired              average price       share                 share                            
                       paid                                                                       
 621                   $85.7500            $14.30                $14.29            ARCX           
 677                   $228.8000           $14.30                $14.30            ASPN           
 3,723                 $471.8925           $14.30                $14.30            BAML           
 200                   $14.2975            $14.30                $14.30            BARX           
 795                   $185.8900           $14.30                $14.29            BATS           
 622                   $257.3300           $14.30                $14.28            BATY           
 2,324                 $28.5950            $14.30                $14.30            BIDS           
 10                    $28.6000            $14.30                $14.30            BNPC           
 400                   $57.2000            $14.30                $14.30            EDGA           
 4,025                 $285.9700           $14.30                $14.29            EDGX           
 5                     $14.3000            $14.30                $14.30            ICBX           
 12,512                $4,289.3650         $14.30                $14.29            IEXG           
 100                   $14.3000            $14.30                $14.30            ITGI           
 1,877                 $85.7875            $14.30                $14.29            JPMX           
 8,800                 $14.2900            $14.29                $14.29            JSJX           
 944                   $57.1975            $14.30                $14.30            LEVL           
 200                   $14.3000            $14.30                $14.30            MSPL           
 2,509                 $114.3950           $14.30                $14.30            SGMT           
 3,141                 $200.1950           $14.30                $14.30            UBSA           
 546                   $42.8950            $14.30                $14.30            VFMI           
 500                   $128.7000           $14.30                $14.30            XBOS           
 6,081                 $629.0900           $14.30                $14.29            XNAS           
 3,847                 $686.3500           $14.30                $14.29            XNYS           



For further information, please contact:

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



About Diversified Energy Company 

Diversified is a leading publicly traded energy company focused on acquiring,
operating, and optimizing cash generating energy assets. 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