NATURE OF OPERATIONS AND GOING CONCERN	9 Months Ended
Sep. 30, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]
NATURE OF OPERATIONS AND GOING CONCERN	1. NATURE OF OPERATIONS AND GOING CONCERN a) Nature of Operations NexMetals Mining Corp. and its wholly owned subsidiaries’ (collectively, the “Company” or “NEXM” and formerly Premium Resources Ltd.) principal business activity is the exploration and evaluation of the Selebi and Selebi North nickel-copper-cobalt (“Ni-Cu-Co”) mines in Botswana and related infrastructure (together, the “Selebi Mines”), as well as the nickel, copper, cobalt, platinum-group elements (“Ni-Cu-Co-PGE”) Selkirk mine in Botswana, together with associated infrastructure and four surrounding prospecting licences (collectively, the “Selkirk Mine” and together with the Selebi Mines, the “Mines”). The common shares of NEXM (“Common Shares”) are listed and posted for trading on the Nasdaq Capital Market (the “Nasdaq”) and on the TSX Venture Exchange (the “TSXV”) under the symbol “NEXM”. Prior to June 11, 2025, the Company traded on the TSXV under its previous name and symbol, Premium Resources Ltd. and “PREM”, respectively. The Company’s head office is located at 3123-595 Burrard Street, Vancouver, British Columbia, Canada, V7X 1J1, and registered office is located at 1111 West Hastings Street, 15th Floor, Vancouver, British Columbia, Canada, V6E 2J3. b) Going Concern The Company, being in the exploration stage, is subject to risks and challenges similar to companies in a comparable stage of exploration and development. These risks include the challenges of securing adequate capital for exploration and advancement of the Company’s material projects, operational risks inherent in the mining industry, and global economic and metal price volatility, and there is no assurance management will be successful in its endeavours. These unaudited condensed interim consolidated financial statements have been prepared on the assumption that the Company will continue as a going concern, meaning it will continue in operation for the foreseeable future and will be able to realize assets and discharge liabilities in the ordinary course of operations. The ability of the Company to continue operations as a going concern is ultimately dependent upon achieving profitable operations and its ability to obtain adequate financing. The Company incurred a net loss of $16,004,468 and $46,321,544 for the three and nine months ended September 30, 2025, respectively. To date, the Company has not generated profitable operations from its resource activities and will need to invest additional funds in carrying out its planned evaluation, development and operational activities. It is not possible to predict whether future financing efforts will be successful or if the Company will attain a profitable level of operations. These material uncertainties cast substantial doubt about the Company’s ability to continue as a going concern. These unaudited condensed interim consolidated financial statements do not include any adjustments relating to the recoverability and classification of recorded asset amounts and classification of liabilities and the reported expenses and comprehensive loss that might be necessary should the Company be unable to continue as a going concern. These adjustments could be material. The properties in which the Company currently has an interest are in pre-revenue stage. As such, the Company is dependent on external financing to fund its activities. In order to carry out the planned activities and cover administrative costs, the Company will use its existing working capital and raise additional amounts as needed. On October 28, 2025, the Company announced a brokered “best efforts” public offering in Canada and concurrent private placement in the United States (Note 17). On October 30, 2025, the Company announced an upsizing of the Offering for gross proceeds of up to $80,000,070. Upon closing of the transaction, this will provide sufficient capital for the Company to pay the second instalment under the Selebi APA (defined in Note 5) of $34,802,500 (US$25,000,000) and fund operations in the near term, however the Company will need further funding to support advancement of the Selebi Mines and the Selkirk Mine toward the development stage. Although the Company has been successful in its past fundraising activities, there is no assurance as to the success of future fundraising efforts or as to the sufficiency of funds raised in the future. Notes to the Unaudited Condensed Interim Consolidated Financial Statements For the three and nine months ended September 30, 2025 and 2024 (Expressed in Canadian dollars)

NATURE OF OPERATIONS AND GOING CONCERN

9 Months Ended

Sep. 30, 2025

Organization, Consolidation and Presentation of Financial Statements [Abstract]

1. NATURE OF OPERATIONS AND GOING CONCERN

a) Nature of Operations

NexMetals Mining Corp. and its wholly owned subsidiaries’ (collectively, the “Company” or “NEXM” and formerly Premium Resources Ltd.) principal business activity is the exploration and evaluation of the Selebi and Selebi North nickel-copper-cobalt (“Ni-Cu-Co”) mines in Botswana and related infrastructure (together, the “Selebi Mines”), as well as the nickel, copper, cobalt, platinum-group elements (“Ni-Cu-Co-PGE”) Selkirk mine in Botswana, together with associated infrastructure and four surrounding prospecting licences (collectively, the “Selkirk Mine” and together with the Selebi Mines, the “Mines”).

The common shares of NEXM (“Common Shares”) are listed and posted for trading on the Nasdaq Capital Market (the “Nasdaq”) and on the TSX Venture Exchange (the “TSXV”) under the symbol “NEXM”. Prior to June 11, 2025, the Company traded on the TSXV under its previous name and symbol, Premium Resources Ltd. and “PREM”, respectively. The Company’s head office is located at 3123-595 Burrard Street, Vancouver, British Columbia, Canada, V7X 1J1, and registered office is located at 1111 West Hastings Street, 15th Floor, Vancouver, British Columbia, Canada, V6E 2J3.

b) Going Concern

The Company, being in the exploration stage, is subject to risks and challenges similar to companies in a comparable stage of exploration and development. These risks include the challenges of securing adequate capital for exploration and advancement of the Company’s material projects, operational risks inherent in the mining industry, and global economic and metal price volatility, and there is no assurance management will be successful in its endeavours.

These unaudited condensed interim consolidated financial statements have been prepared on the assumption that the Company will continue as a going concern, meaning it will continue in operation for the foreseeable future and will be able to realize assets and discharge liabilities in the ordinary course of operations. The ability of the Company to continue operations as a going concern is ultimately dependent upon achieving profitable operations and its ability to obtain adequate financing. The Company incurred a net loss of $16,004,468 and $46,321,544 for the three and nine months ended September 30, 2025, respectively. To date, the Company has not generated profitable operations from its resource activities and will need to invest additional funds in carrying out its planned evaluation, development and operational activities.

It is not possible to predict whether future financing efforts will be successful or if the Company will attain a profitable level of operations. These material uncertainties cast substantial doubt about the Company’s ability to continue as a going concern. These unaudited condensed interim consolidated financial statements do not include any adjustments relating to the recoverability and classification of recorded asset amounts and classification of liabilities and the reported expenses and comprehensive loss that might be necessary should the Company be unable to continue as a going concern. These adjustments could be material.

The properties in which the Company currently has an interest are in pre-revenue stage. As such, the Company is dependent on external financing to fund its activities. In order to carry out the planned activities and cover administrative costs, the Company will use its existing working capital and raise additional amounts as needed.

On October 28, 2025, the Company announced a brokered “best efforts” public offering in Canada and concurrent private placement in the United States (Note 17). On October 30, 2025, the Company announced an upsizing of the Offering for gross proceeds of up to $80,000,070. Upon closing of the transaction, this will provide sufficient capital for the Company to pay the second instalment under the Selebi APA (defined in Note 5) of $34,802,500 (US$25,000,000) and fund operations in the near term, however the Company will need further funding to support advancement of the Selebi Mines and the Selkirk Mine toward the development stage.

Although the Company has been successful in its past fundraising activities, there is no assurance as to the success of future fundraising efforts or as to the sufficiency of funds raised in the future.

Notes to the Unaudited Condensed Interim Consolidated Financial Statements

For the three and nine months ended September 30, 2025 and 2024

(Expressed in Canadian dollars)