<div id="readability-page-1"><article>TR-1: Standard form for notification of major holdings 1. Issuer Details ISIN GB00BQHP5P93 Issuer Name Diversified Energy Company PLC UK or Non-UK Issuer UK 2. Reason for Notification An acquisition or disposal of voting rights; An acquisition or disposal of financial instruments 3. Details of person subject to the notification obligation Name Barclays PLC City of registered office (if applicable) London Country of registered office (if applicable) United Kingdom 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 20-Feb-2026 6. Date on which Issuer notified 24-Feb-2026 7. Total positions of person(s) subject to the notification obligation <table><tbody><tr><td> </td><td>% of voting rights attached to shares (total of 8.A) </td><td>% of voting rights through financial instruments (total of 8.B 1 + 8.B 2) </td><td>Total of both in % (8.A + 8.B) </td><td>Total number of voting rights held in issuer </td></tr><tr><td>Resulting situation on the date on which threshold was crossed or reached</td><td>Below reportable threshold</td><td>Below reportable threshold</td><td>Below reportable threshold</td><td>Below reportable threshold</td></tr><tr><td>Position of previous notification (if applicable)</td><td>1.680000</td><td>3.750000</td><td>5.430000</td><td> </td></tr></tbody></table> 8. Notified details of the resulting situation on the date on which the threshold was crossed or reached 8A. Voting rights attached to shares <table><tbody><tr><td>Class/Type of shares ISIN code(if possible) </td><td>Number of direct voting rights (DTR5.1) </td><td>Number of indirect voting rights (DTR5.2.1) </td><td>% of direct voting rights (DTR5.1) </td><td>% of indirect voting rights (DTR5.2.1) </td></tr><tr><td>GB00BQHP5P93</td><td> </td><td>Below reportable threshold</td><td> </td><td>Below reportable threshold</td></tr><tr><td>Sub Total 8.A</td><td colspan="2">Below reportable threshold</td><td colspan="2">Below reportable threshold</td></tr></tbody></table> 8B1. Financial Instruments according to (DTR5.3.1R.(1) (a)) <table><tbody><tr><td>Type of financial instrument </td><td>Expiration date </td><td>Exercise/conversion period </td><td>Number of voting rights that may be acquired if the instrument is exercised/converted </td><td>% of voting rights </td></tr><tr><td> </td><td> </td><td> </td><td> </td><td> </td></tr><tr><td>Sub Total 8.B1</td><td colspan="2"> </td><td> </td><td> </td></tr></tbody></table> 8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b)) <table><tbody><tr><td>Type of financial instrument </td><td>Expiration date </td><td>Exercise/conversion period </td><td>Physical or cash settlement </td><td>Number of voting rights </td><td>% of voting rights </td></tr><tr><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td></tr><tr><td>Sub Total 8.B2</td><td colspan="3"> </td><td> </td><td> </td></tr></tbody></table> 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) <table><tbody><tr><td>Ultimate controlling person </td><td>Name of controlled undertaking </td><td>% of voting rights if it equals or is higher than the notifiable threshold </td><td>% of voting rights through financial instruments if it equals or is higher than the notifiable threshold </td><td>Total of both if it equals or is higher than the notifiable threshold </td></tr><tr><td>Barclays PLC</td><td>Barclays Bank PLC</td><td> </td><td> </td><td> </td></tr><tr><td>Barclays PLC</td><td>Barclays Capital Securities Limited</td><td> </td><td> </td><td> </td></tr><tr><td>Barclays PLC</td><td>Barclays Capital Inc.</td><td> </td><td> </td><td> </td></tr></tbody></table> 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 <div>Full chain of controlled undertaking: Barclays PLC Barclays Bank PLC (100%) Barclays Capital Securities Limited (100%) Barclays PLC Barclays Bank PLC (100%) Barclays US Holdings Limited (100%) Barclays US LLC (100%) Barclays Group US Inc. (100%) Barclays Capital Inc. (100%)</div> Trading book exemption applied 12. Date of Completion 24-Feb-2026 13. Place Of Completion London <img src="https://imageproxy.pbkrs.com/https://www.globenewswire.com/newsroom/ti/query-bmY9T1RZMk16QXhPQ00zTkRVNU5qazNJekl4T0RreE16RT0?x-oss-process=image/auto-orient,1/interlace,1/resize,w_1440,h_1440/quality,q_95/format,jpg" width="1" height="1" original-src="https://imageproxy.pbkrs.com/https://www.globenewswire.com/newsroom/ti/query-bmY9T1RZMk16QXhPQ00zTkRVNU5qazNJekl4T0RreE16RT0"/> <img src="https://imageproxy.pbkrs.com/https://ml.globenewswire.com/media/OGJkMDI3M2QtZTllNS00MWM2LWFjNzUtNGYzN2EyNDNlZmI0LTEyMDA2ODQtMjAyNi0wMi0yNy1lbg==/tiny/Diversified-Energy-PLC.png?x-oss-process=image/auto-orient,1/interlace,1/resize,w_1440,h_1440/quality,q_95/format,jpg" width="1" height="1" original-src="https://imageproxy.pbkrs.com/https://ml.globenewswire.com/media/OGJkMDI3M2QtZTllNS00MWM2LWFjNzUtNGYzN2EyNDNlZmI0LTEyMDA2ODQtMjAyNi0wMi0yNy1lbg==/tiny/Diversified-Energy-PLC.png"/></article></div>

BARC

Diversified Energy Company PLC has received a notification from Barclays PLC regarding a change in major holdings. The notification indicates an acquisition or disposal of voting rights and financial instruments. As of February 20, 2026, Barclays PLC's voting rights fell below reportable thresholds. The notification was completed on February 24, 2026, in London, detailing the full chain of controlled undertakings through which voting rights are held.

Diversified Energy TR-1 | DEC Stock News