Form 6-K Filing - First Mining Gold Corp.

This report details an Underwriting Agreement between First Mining Gold Corp. and several underwriters, including Haywood Securities Inc., ATB Cormark Capital Markets Corp., and National Bank Financial Inc. The agreement, dated September 21, 2026, outlines the offer to purchase 59,530,000 common shares of First Mining Gold Corp. at $0.84 per share, for an aggregate gross proceeds of $50,005,200. An additional option allows underwriters to purchase up to 8,929,500 more shares to cover over-allocations. The proceeds from this offering are intended to be used as detailed in the Prospectus Supplement. The agreement also specifies the obligations and representations of both the company and the underwriters regarding the distribution of shares in Canada and the United States, compliance with securities laws, and the financial and operational status of the company. Key projects mentioned include the Duparquet Project and the Springpole Project.