Form 4 Filing for Benjamin Sullivan

This Form 4 filing reports the acquisition of Restricted Stock Units (RSUs) by Benjamin Sullivan, Sr. EVP, Chief Legal Officer of Diversified Energy Co. On September 30, 2026, Mr. Sullivan acquired a total of 8,805 RSUs. These RSUs were granted as dividend equivalents and convert to common stock on a one-for-one basis. The acquired RSUs have varying vesting schedules. Specifically, 4,095 RSUs vest in installments on January 5, 2027, 2028, and 2029. Another 1,050 RSUs vest on March 19, 2027, 2028, and 2029. Additionally, 1,786 RSUs vest on January 1, 2027, and 1,374 RSUs vest on January 1, 2028. All vesting is contingent upon continued employment. Following these transactions, Mr. Sullivan