Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the fiscal year ended December 31, 2022 or ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the transition Period from to Commission File Number: 000-50175 DORCHESTER MINERALS, L.P. (Exact name of registrant as specified in its charter) Delaware 81-0551518 (I.R.S. Employer I ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __________ to __________ Commission File Number: 000-50175 DORCHESTER MINERALS, L.P. (Exact name of registrant as specified in its charte ...

Financial Performance - As of June 30, 2022, the company had cash on hand of $4.1 million from its Net Profits Interest (NPI) in various properties[48] - The company acquired mineral and royalty interests representing approximately 3,600 net royalty acres for $14.8 million on March 31, 2022[57] - Oil sales volumes from Royalty Properties increased by 41% year-over-year for the second quarter of 2022, reaching 318 mbbls[62] - Natural gas sales volumes from Royalty Properties increased by 9% year-over-year for the second quarter of 2022, totaling 1,105 mmcf[62] - Average sales price for oil from Royalty Properties increased by 61% year-over-year to $94.52 per bbl for the second quarter of 2022[62] - Lease bonus revenue increased by 182% from the first six months of 2021 to the same period in 2022, primarily due to a lease bonus from the Permian Basin[66] - Net cash provided by operating activities increased by 139% from the first six months of 2021 to the same period in 2022[69] - Cash receipts from Royalty Properties in Q2 2022 totaled $33.9 million, with 74% from oil sales and 26% from prior sales periods[71] - Average indicated prices for oil and natural gas sales from Royalty Properties were $89.14/bbl and $4.59/mcf, respectively[71] - Cash receipts from Net Profits Interest in Q2 2022 amounted to $5.1 million, with 68% from recent sales[72] - Average indicated prices for oil and natural gas sales from NPI properties were $81.42/bbl and $5.31/mcf, respectively[72] - Cash and cash equivalents increased to $43.0 million as of June 30, 2022, up from $28.3 million at the end of 2021[78] Operating Costs and Expenses - Operating costs, including production taxes, increased by 132% year-over-year for the second quarter of 2022[67] - General and administrative expenses rose by 115% year-over-year for the second quarter of 2022, mainly due to higher compensation expenses[68] Market Conditions and Risks - The company’s profitability is significantly affected by fluctuations in oil and natural gas market prices, which have shown sharp increases recently[54] - The economic environment remains volatile, impacting cash flows and liquidity due to potential declines in oil prices[77] Liquidity and Financial Obligations - The partnership expects sufficient liquidity to fund distributions despite uncertainties from COVID-19 and market volatility due to geopolitical tensions[77] - Total lease payments for office space amount to $2.426 million, with a total lease obligation of $1.738 million after interest[75] - The partnership cannot incur indebtedness exceeding $50,000 at any given time, excluding trade payables[76] - The partnership's distributions to unitholders are determined after all expenses, ensuring liquidity for operational costs[74]

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __________ to __________ Commission File Number: 000-50175 DORCHESTER MINERALS, L.P. (Exact name of registrant as specified in its charter) D ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the fiscal year ended December 31, 2021 or ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the transition Period from to Commission File Number: 000-50175 DORCHESTER MINERALS, L.P. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction ...

Revenue and Sales Performance - Operating revenues increased 92% from $12.5 million during Q3 2020 to $24.0 million during Q3 2021, driven by higher Royalty Properties oil sales volumes and prices [65]. - Oil sales volumes attributable to Royalty Properties remained consistent from Q3 2020 to Q3 2021, with oil sales volumes of 271 mbbls in Q3 2021, a 4% increase from 260 mbbls in Q3 2020 [61]. - Natural gas sales volumes attributable to Royalty Properties were 971 mmcf in Q3 2021, consistent with 973 mmcf in Q3 2020 [61]. - Average sales price for Royalty Properties oil increased 67% from $36.34 per bbl in Q3 2020 to $60.65 per bbl in Q3 2021 [61]. - Cash receipts from Royalty Properties in Q3 2021 totaled $17.3 million, with 77% from oil and natural gas sales during May to August 2021 [71]. - Average prices for oil and natural gas sales from Royalty Properties were $59.96/bbl and $3.03/mcf, respectively [71]. - Cash receipts from Net Profits Interests (NPI) in Q3 2021 amounted to $3.3 million, with average prices of $59.42/bbl for oil and $3.26/mcf for natural gas [72]. Expenses and Costs - General and administrative expenses decreased 59% from $2.2 million in Q3 2020 to $0.9 million in Q3 2021, primarily due to non-recurring costs related to the Hugoton NPI divestiture [68]. - Operating costs, including production taxes, increased 40% from $1.5 million in Q3 2020 to $2.1 million in Q3 2021, mainly due to higher production taxes [66]. - NPI natural gas sales decreased 42% from 528 mmcf in Q3 2020 to 304 mmcf in Q3 2021, reflecting lower production levels [61]. Cash Flow and Liquidity - Net cash provided by operating activities increased 48% from $32.0 million during the first nine months of 2020 to $47.5 million during the same period in 2021 [69]. - Cash and cash equivalents increased to $22.3 million as of September 30, 2021, up from $11.2 million at December 31, 2020 [79]. - The company expects sufficient liquidity to fund distributions to unitholders despite uncertainties from COVID-19 and market volatility [77]. - Approximately 23% of cash receipts were from prior sales periods, indicating ongoing revenue streams [71]. - The current economic environment remains volatile, impacting future cash flows and liquidity [77]. - The company anticipates that expenses will vary with oil and natural gas sales prices, affecting liquidity management [74]. Capital Commitments and Financial Stability - The company had outstanding capital commitments of $1.7 million as of September 30, 2021, primarily in the Bakken region [52]. - The partnership agreement restricts incurring indebtedness beyond $50,000, ensuring financial stability [76]. - The company does not have liabilities for exploration or production costs, minimizing financial risk [75].

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __________ to __________ Commission File Number: 000-50175 DORCHESTER MINERALS, L.P. (Exact name of registrant as specified in its charter) De ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __________ to __________ Commission File Number: 000-50175 DORCHESTER MINERALS, L.P. (Exact name of registrant as specified in its charter) D ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the fiscal year ended December 31, 2020 or ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the transition Period from ________to__________ Commission File Number: 000-50175 DORCHESTER MINERALS, L.P. (Exact name of registrant as specified in its charter) Delaware (State or o ...

Financial Performance - Operating revenues decreased 36% from $19.6 million during Q3 2019 to $12.5 million during Q3 2020, and decreased 41% from $59.2 million during the first nine months of 2019 to $34.8 million during the same period of 2020[55]. - Net cash provided by operating activities decreased 42% from $54.8 million during the first nine months of 2019 to $32.0 million during the same period of 2020[59]. - General and administrative expenses increased 29% from $1.7 million in Q3 2019 to $2.2 million in Q3 2020, primarily due to higher IT project costs and non-recurring divestiture transaction costs[58]. - The company experienced a 27% decrease in NPI natural gas sales volumes from 719 mmcf in Q3 2019 to 528 mmcf in Q3 2020[50]. - The COVID-19 pandemic and oil market volatility have significantly disrupted the oil and natural gas market, leading to decreased revenues due to lower commodity prices[46]. Sales and Pricing - Royalty properties natural gas sales averaged $1.33/mcf in Q3 2020, a 4% increase from $1.28/mcf in Q3 2019, while oil sales averaged $36.34/bbl, a 26% decrease from $48.85/bbl in Q3 2019[49]. - The weighted average indicated prices for oil and natural gas sales during Q3 2020 were $33.59/bbl and $1.16/mcf, respectively[61]. - Oil sales volumes attributable to Royalty properties remained consistent at 260 mbbls in both Q3 2019 and Q3 2020[50]. Cash and Liquidity - As of September 30, 2020, cash and cash equivalents totaled $14.9 million, a slight decrease from $15.3 million at December 31, 2019[68]. - The company expects to maintain sufficient liquidity to fund distributions to unitholders despite uncertainties from the COVID-19 pandemic and oil market volatility[67]. - Future distributions to unitholders may be impacted by economic conditions in the oil and natural gas market, which are beyond the company's control[67]. Strategic Actions - The company closed the divestiture of Hugoton net profits interests for gross proceeds of $5.7 million on September 30, 2020[49]. - The company is evaluating potential reductions in all discretionary spending due to the rapidly evolving economic environment[67]. Accounting Policies - There have been no significant changes to critical accounting policies as of September 30, 2020, compared to the previous year[69]. Capital Commitments - As of September 30, 2020, the Minerals NPI had outstanding capital commitments in the Bakken region equaling cash on hand of $2.5 million[43].