6-K 1 firstmining_6k.htm FORM 6-K firstmining_6k.htm

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

___________________

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

OF THE SECURITIES EXCHANGE ACT OF 1934

For the month of September 2026

Commission File Number: 000-55607

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First Mining Gold Corp.

(Translation of registrant's name into English)

Suite 2070 - 1188 West Georgia Street

Vancouver, B.C. V6E 4A2

Canada

(Address of principal executive offices)

___________________

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☐ Form 40-F ☒

INCORPORATION BY REFERENCE

Exhibit 99.1 of this Form 6-K is incorporated by reference as an additional exhibit to the registrant's Registration Statement on Form F-10 (File No. 333-292992).

DOCUMENTS FILED AS PART OF THIS FORM 6-K

Exhibit

Description

99.1

Material Change Report, dated September 24, 2026

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

FIRST MINING GOLD CORP.

Date: September 25, 2026

By: /s/ Lisa Peterson

Name:

Lisa Peterson

Title:

Chief Financial Officer

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