Bunker Hill Announces Election to Issue Shares in Satisfaction of Interest Payment Obligations

Bunker Hill Mining Corp. (“Bunker Hill” or the “Company”) (TSX:BNKR | OTCQB:BHLL) announces that it has elected to issue an aggregate of 100,499 shares of common stock of the Company (the “Interest Shares”) in full satisfaction of the interest payable as of September 30, 2026 under certain debt instruments (collectively, the “Interest Payments”), including (i) an aggregate of 28,714 Interest Shares to certain holders of 5.0% Series 1 secured convertible debentures (the “Series 1 Debentures”) for the aggregate interest of US$76,666.67 owing thereunder, and (ii) an aggregate of 71,785 Interest Shares to certain holders of 5.0% Series 2 secured convertible debentures (the “Series 2 Debentures”, together with the Series 1 Debentures and the Series 2 Debentures, the “Debt Instruments”) for the aggregate interest of US$191,666.67 owing thereunder, in connection with advances to the Company. asserted

The Series 1 Debentures and Series 2 Debentures mature on March 31, 2028 and March 31, 2029, respectively. asserted

In accordance with the terms of the Debt Instruments, the Company will issue the Interest Shares at a price of US$2.67 (approximately C$3.79) per Interest Share based on 90% of the 10-day volume weighted average trading price of the shares of common stock of the Company on the applicable stock exchange which the Company’s shares of common stock are trading (the “Exchange”) on the trading days beginning on September 15, 2026 and ending on the previous business day, September 28, 2026 (the “Pricing Period”). asserted