Core Viewpoint - Dorchester Minerals, L.P. announces the retirement of Mr. William Casey McManemin from the Board of Managers, effective December 31, 2025, after over 19 years as CEO and 37 years of dedication to the organization [1][2]. Leadership Transition - Mr. Bradley Ehrman, the current CEO, emphasized Mr. McManemin's significant contributions and leadership in shaping Dorchester Minerals, highlighting his vision and integrity [3]. - Mr. Robert C. Vaughn, a current board member and co-founder, has been appointed as Interim Chairman, bringing extensive knowledge of the Partnership's history and assets [4]. - Mr. Albert G. Nance III will join the Board of Managers effective January 1, 2026, bringing over 38 years of oil and gas experience [4]. Company Overview - Dorchester Minerals, L.P. is based in Dallas and owns producing and non-producing oil and natural gas mineral interests across 28 states, with its common units trading on NASDAQ under the symbol DMLP [5].

Financial Performance - Dorchester Minerals, L.P. reported a net income of $17,642,000 for the quarter ended March 31, 2025, translating to $0.36 per common unit [1] - Operating revenues for the same quarter were $43,164,000, an increase from $30,979,000 in the previous year [1] - The net income for the quarter decreased slightly from $18,167,000 in 2024 to $17,642,000 in 2025 [1] Distribution Information - The Partnership declared a first quarter distribution of $0.725835 per common unit, payable on May 15, 2025, to common unitholders of record as of May 5, 2025 [1] Company Overview - Dorchester Minerals, L.P. is based in Dallas and owns producing and non-producing oil and natural gas mineral, royalty, overriding royalty, and net profits interests across 28 states [2]