Summary of Accounting Policies (Policies)	6 Months Ended
Jun. 30, 2026
Summary of Accounting Policies
Basis of Presentation	Basis of Presentation These unaudited financial statements of the Company have been prepared in accordance with accounting principles generally accepted in the United States of America (“U.S. GAAP”) and the rules of the U.S. Securities and Exchange Commission (“SEC”) for interim financial statements, and should be read in conjunction with the Company’s audited financial statements and the notes thereto for the year ended December 31, 2025, included in our Annual Report on Form 10-K for the year ended December 31, 2025 (the “Annual Report”), as filed with the SEC on March 25, 2026. The unaudited condensed consolidated financial statements are presented in U.S. dollars, which is the Company’s functional and reporting currency. In the opinion of management, all adjustments, consisting of normal recurring adjustments, necessary for a fair presentation of financial position and the results of operations for the interim periods presented have been reflected herein. The results of operations for interim periods are not necessarily indicative of the results to be expected for the full year. Notes to the financial statements which would substantially duplicate the disclosures contained in the audited financial statements for the most recent year ended December 31, 2025, as reported in the Company’s Annual Report, have been omitted. The condensed consolidated balance sheet as of December 31, 2025 was derived from the audited financial statements of the Company and in accordance with the instructions to Form 10-Q, certain information and footnote disclosures required by U.S. GAAP have been condensed or omitted.
Basis of Consolidation	Basis of Consolidation As of June 30, 2026 and 2025, these condensed consolidated financial statements include the accounts of the Company and the following 100%-owned subsidiaries: DTRC, LLC (incorporated in the U.S.), JR Resources (Canada) Services Corp. (incorporated in Canada), Dakota Gold Holdings LLC (incorporated in the U.S.) and Dakota Gold (Canada) Services Corp. (incorporated in Canada). All intercompany accounts and transactions between us and our subsidiaries have been eliminated upon consolidation.
Recently issued accounting pronouncements	Recently issued accounting pronouncements In December 2023, the Financial Accounting Standards Board (the “FASB”) issued Accounting Standards Update 2023-09 (“ASU 2023-09”), Income Taxes (Topic 740): Improvements to Income Tax Disclosures, requiring entities to disclose more detailed information about income tax expense (benefit), significant components of income tax expense (benefit), and separate disclosure of income tax expense (benefit) for domestic and foreign jurisdictions and by major jurisdictions. As an emerging growth company, the Company has elected the extended transition period for complying with ASU 2023-09, which is until annual periods beginning after December 15, 2025. In November 2024, the FASB issued Accounting Standards Update 2024-03 (“ASU 2024-03”), Income Statement - reporting comprehensive income - expense disaggregation disclosure (Subtopic 220-40), requiring entities to disclose in the notes to the financial statements specified information about costs and expenses. ASU 2024-03 is effective for periods beginning after December 15, 2026. The Company has not early adopted ASU 2024-03 and is currently assessing the impacts.

Summary of Accounting Policies (Policies)

6 Months Ended

Jun. 30, 2026

These unaudited financial statements of the Company have been prepared in accordance with accounting principles generally accepted in the United States of America (“U.S. GAAP”) and the rules of the U.S. Securities and Exchange Commission (“SEC”) for interim financial statements, and should be read in conjunction with the Company’s audited financial statements and the notes thereto for the year ended December 31, 2025, included in our Annual Report on Form 10-K for the year ended December 31, 2025 (the “Annual Report”), as filed with the SEC on March 25, 2026.

The unaudited condensed consolidated financial statements are presented in U.S. dollars, which is the Company’s functional and reporting currency.

In the opinion of management, all adjustments, consisting of normal recurring adjustments, necessary for a fair presentation of financial position and the results of operations for the interim periods presented have been reflected herein. The results of operations for interim periods are not necessarily indicative of the results to be expected for the full year. Notes to the financial statements which would substantially duplicate the disclosures contained in the audited financial statements for the most recent year ended December 31, 2025, as reported in the Company’s Annual Report, have been omitted. The condensed consolidated balance sheet as of December 31, 2025 was derived from the audited financial statements of the Company and in accordance with the instructions to Form 10-Q, certain information and footnote disclosures required by U.S. GAAP have been condensed or omitted.

Basis of Consolidation

As of June 30, 2026 and 2025, these condensed consolidated financial statements include the accounts of the Company and the following 100%-owned subsidiaries: DTRC, LLC (incorporated in the U.S.), JR Resources (Canada) Services Corp. (incorporated in Canada), Dakota Gold Holdings LLC (incorporated in the U.S.) and Dakota Gold (Canada) Services Corp. (incorporated in Canada). All intercompany accounts and transactions between us and our subsidiaries have been eliminated upon consolidation.

Recently issued accounting pronouncements

In December 2023, the Financial Accounting Standards Board (the “FASB”) issued Accounting Standards Update 2023-09 (“ASU 2023-09”), Income Taxes (Topic 740): Improvements to Income Tax Disclosures, requiring entities to disclose more detailed information about income tax expense (benefit), significant components of income tax expense (benefit), and separate disclosure of income tax expense (benefit) for domestic and foreign jurisdictions and by major jurisdictions. As an emerging growth company, the Company has elected the extended transition period for complying with ASU 2023-09, which is until annual periods beginning after December 15, 2025.

In November 2024, the FASB issued Accounting Standards Update 2024-03 (“ASU 2024-03”), Income Statement - reporting comprehensive income - expense disaggregation disclosure (Subtopic 220-40), requiring entities to disclose in the notes to the financial statements specified information about costs and expenses. ASU 2024-03 is effective for periods beginning after December 15, 2026. The Company has not early adopted ASU 2024-03 and is currently assessing the impacts.