{"filing":{"accession_number":"0001437749-26-032990","cik":"0001172358","ticker":"DMLP","company_name":"DORCHESTER MINERALS, L.P.","form":"8-K","filing_date":"2026-10-20","report_date":"2026-10-16","primary_document":"dmlp20261019_8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1172358/000143774926032990/dmlp20261019_8k.htm"},"events":[{"id":36356,"run_id":33520,"accession_number":"0001437749-26-032990","anchor_item_number":"1.01","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"summary":"Dorchester Minerals entered into a Contribution and Exchange Agreement on October 16, 2026, to acquire approximately 4,300 net royalty acres of mineral and royalty interests in the Williston Basin in exchange for 1,250,000 common units, with expected closing on October 30, 2026.","company_name":"DORCHESTER MINERALS, L.P.","ticker":"DMLP","filing_date":"2026-10-20","form":"8-K","submitted_at":null,"items":[{"id":40745,"accession_number":"0001437749-26-032990","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"Dorchester Minerals entered into a Contribution and Exchange Agreement on October 16, 2026, to acquire mineral and royalty interests (approximately 4,300 net royalty acres in the Williston Basin) in exchange for 1,250,000 common units. This is a material acquisition of oil and gas properties disclosed under Item 1.01 (Entry into a Material Definitive Agreement), representing a significant expansion of the Partnership's asset base and would materially affect investor assessment of the registrant's operations and financial position.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-10-20T15:47:39.396249+00:00","company_name":"","ticker":null,"filing_date":""},{"id":40746,"accession_number":"0001437749-26-032990","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"Dorchester Minerals announced entry into an agreement to acquire mineral and royalty interests totaling approximately 4,300 net royalty acres in the Williston Basin, with issuance of 1,250,000 common units as consideration and expected closing on October 30, 2026. This constitutes a material acquisition of assets that would affect a reasonable investor's assessment of the partnership's portfolio and capital structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-10-20T15:47:39.396249+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":40745,"accession_number":"0001437749-26-032990","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"Dorchester Minerals entered into a Contribution and Exchange Agreement on October 16, 2026, to acquire mineral and royalty interests (approximately 4,300 net royalty acres in the Williston Basin) in exchange for 1,250,000 common units. This is a material acquisition of oil and gas properties disclosed under Item 1.01 (Entry into a Material Definitive Agreement), representing a significant expansion of the Partnership's asset base and would materially affect investor assessment of the registrant's operations and financial position.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-10-20T15:47:39.396249+00:00","company_name":"DORCHESTER MINERALS, L.P.","ticker":"DMLP","filing_date":"2026-10-20"},{"id":40746,"accession_number":"0001437749-26-032990","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"Dorchester Minerals announced entry into an agreement to acquire mineral and royalty interests totaling approximately 4,300 net royalty acres in the Williston Basin, with issuance of 1,250,000 common units as consideration and expected closing on October 30, 2026. This constitutes a material acquisition of assets that would affect a reasonable investor's assessment of the partnership's portfolio and capital structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-10-20T15:47:39.396249+00:00","company_name":"DORCHESTER MINERALS, L.P.","ticker":"DMLP","filing_date":"2026-10-20"}]}