Bunker Hill Mining Corp. filed a Current Report on Form 8-K dated September 21, 2026, to provide historical financial data for Silver47 Exploration Corp. and Summa Silver Corp. These documents are being filed to support registration statements related to Bunker Hill's proposed acquisition of Silver47, which was announced on August 20, 2026.

The filing includes audited financial statements for Silver47 for the years ended July 31, 2025 and 2024. These statements were audited by MNP LLP and present the company's financial position, results of operations, and cash flows. The audited statements for Summa Silver, covering the years ended August 31, 2024 and 2023, were prepared by Dale Matheson Carr-Hilton Labonte LLP.

According to the audited financials for Silver47, the company reported a net loss of $10,130,666 for the year ended July 31, 2025, compared to a loss of $4,519,965 in the prior year. The company had a working capital deficiency and an accumulated deficit as of July 31, 2025. The auditors issued an opinion stating there is substantial doubt about Silver47's ability to continue as a going concern, citing the net losses and negative cash flows from operations.

The filing also includes unaudited pro forma condensed combined financial information for Bunker Hill. This information gives effect to Silver47's prior acquisition of Summa Silver and the proposed acquisition of Silver47 by Bunker Hill. The report includes consents from both MNP LLP and Dale Matheson Carr-Hilton Labonte LLP regarding the financial statements.