Mineral Rights and Properties	6 Months Ended
Jun. 30, 2026
Mineral Rights and Properties
Mineral Rights and Properties	NOTE 3 - Mineral Rights and Properties Dakota Gold has 100% ownership of 2,147 unpatented claims and a combination of surface leases and/or ownership covering a total of approximately 50 thousand acres located in the Homestake District in Black Hills of South Dakota. These properties include Maitland, the Barrick Option property and the Richmond Hill Project upon exercise of each of their underlying option agreements. On October 14, 2021, Dakota Gold entered into an option agreement (the “Richmond Hill Option Agreement”) to acquire 100% of Barrick’s interest in the Richmond Hill property. On September 7, 2021, the Company entered into an option agreement to acquire surface rights and certain facilities in the Homestake District (the “Barrick Option”), also with Barrick. Under the terms of the agreement, the Company has the option to acquire 4,261 acres of surface rights with attendant facilities and data held by Barrick. The Company will have 100% ownership in the Barrick Option and the Richmond Hill properties upon exercise of the underlying options. All these properties are in the heart of the Homestake District. The individual claims, properties, options, and leases are aggregated into a single unit mining property, which we refer to as the “Black Hills Property.” On February 6, 2025, the Company announced that Barrick Gold agreed to extend the option period for both the Richmond Hill Option Agreement and the Barrick Option until December 31, 2028, in return for additional annual cash payments of $170,000 and $340,000, respectively, on each of March 1, 2026 (paid), March 1, 2027, and March 1, 2028. As of June 30, 2026 and December 31, 2025, the carrying value of the Company’s mineral properties totaled approximately $83.4 million and $82.9 million, respectively. As of June 30, 2026, we are in the exploration stage and have not commenced amortization of our properties. During the three and six months ended June 30, 2026, the Company paid acquisition costs of approximately $nil and $0.5 million, respectively ($nil and $nil for the three and six months ended June 30, 2025, respectively).

Mineral Rights and Properties

6 Months Ended

Jun. 30, 2026

NOTE 3 - Mineral Rights and Properties

Dakota Gold has 100% ownership of 2,147 unpatented claims and a combination of surface leases and/or ownership covering a total of approximately 50 thousand acres located in the Homestake District in Black Hills of South Dakota. These properties include Maitland, the Barrick Option property and the Richmond Hill Project upon exercise of each of their underlying option agreements.

On October 14, 2021, Dakota Gold entered into an option agreement (the “Richmond Hill Option Agreement”) to acquire 100% of Barrick’s interest in the Richmond Hill property. On September 7, 2021, the Company entered into an option agreement to acquire surface rights and certain facilities in the Homestake District (the “Barrick Option”), also with Barrick. Under the terms of the agreement, the Company has the option to acquire 4,261 acres of surface rights with attendant facilities and data held by Barrick. The Company will have 100% ownership in the Barrick Option and the Richmond Hill properties upon exercise of the underlying options. All these properties are in the heart of the Homestake District. The individual claims, properties, options, and leases are aggregated into a single unit mining property, which we refer to as the “Black Hills Property.”

On February 6, 2025, the Company announced that Barrick Gold agreed to extend the option period for both the Richmond Hill Option Agreement and the Barrick Option until December 31, 2028, in return for additional annual cash payments of $170,000 and $340,000, respectively, on each of March 1, 2026 (paid), March 1, 2027, and March 1, 2028.

As of June 30, 2026 and December 31, 2025, the carrying value of the Company’s mineral properties totaled approximately $83.4 million and $82.9 million, respectively. As of June 30, 2026, we are in the exploration stage and have not commenced amortization of our properties. During the three and six months ended June 30, 2026, the Company paid acquisition costs of approximately $nil and $0.5 million, respectively ($nil and $nil for the three and six months ended June 30, 2025, respectively).