Dorchester Minerals Enters Into An Agreement To Acquire Mineral And Royalty Interests; To Buy ~ 4,300 Net Royalty Acres In Williston Basin, North Dakota; Interests To Be Exchanged For 1,250,000 Common Units Of Dorchester Minerals

Dorchester Minerals, L.P. (the "Partnership") announces today that it has entered into an agreement to acquire mineral and royalty interests.

On October 16, 2026, the Partnership entered into a non-taxable contribution and exchange agreement with an unrelated third party to acquire mineral and royalty interests totaling approximately 4,300 net royalty acres located in three counties across the Williston Basin in North Dakota. Cash received by the contributing entity attributed to the acquired interests on or after July 1, 2026, will be contributed to the Partnership at closing. The contributing entity will convey its interests to the Partnership in exchange for 1,250,000 common units representing limited partnership interests in Dorchester Minerals, L.P. The acquisition is expected to close on October 30, 2026, subject to customary closing conditions.