6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANTTO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of January 2026

Commission File Number: 000-55607

First MiningGold Corp.

(Translation of registrant's name into English)

Suite 2070, 1188 West Georgia Street, Vancouver, B.C., V6E4A2

(Address of principal executive office)

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 ☒

DOCUMENTS FILED AS PART OF THIS FORM 6-K

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.

Exhibit 99.1

First Mining Named to 2026 OTCQX Best 50

VANCOUVER, BC, Jan. 15, 2026 /CNW/ - First MiningGold Corp. ("First Mining" or the "Company") (TSX: FF) (OTCQX: FFMGF) (FRANKFURT: FMG) is pleased to announce it has been named to the 2026 OTCQX® Best 50, a ranking of top performing companies traded on the OTCQX Best Market last year.

(CNW Group/First Mining Gold Corp.)

The OTCQX Best 50 is an annual ranking of the top 50 U.S. and international companies traded on the OTCQX market. The ranking is calculated based on an equal weighting of one-year total return and average daily dollar volume growth in the previous calendar year.  Companies in the 2026 OTCQX Best 50 were ranked based on their performance in 2025.

For the complete 2026 OTCQX Best 50 ranking, visit https://www.otcmarkets.com/corporate-services/otcqx-best-50.

The OTCQX Best Market offers transparent and efficient trading of established, investor-focused U.S. and global companies. To qualify for the OTCQX market, companies must meet high financial standards, follow best practice corporate governance, and demonstrate compliance with applicable securities laws.

About First Mining Gold Corp.

First Mining is a gold developer advancing two of the largest gold projects in Canada, the Springpole Gold Project in northwestern Ontario, where we have commenced a Feasibility Study and permitting activities are on-going with a final Environmental Impact Statement / Environmental Assessment for the project submitted in November 2024, and the Duparquet Gold Project in Quebec, a PEA-stage development project located on the Destor-Porcupine Fault Zone in the prolific Abitibi region. First Mining also owns the Cameron Gold Project in Ontario and a 30% project interest in the Pickle Crow Gold Project.

First Mining was established in 2015 by Mr. Keith Neumeyer, founding President and CEO of First Majestic Silver Corp.

ON BEHALF OF FIRST MINING GOLD CORP.

Daniel W. Wilton

Chief Executive Officer and Director

Cautionary Note Regarding Forward-Looking Statements

This news release includes certain "forward-lookinginformation" and "forward-looking statements" (collectively "forward-looking statements") within the meaningof applicable Canadian and United States securities legislation including the United States Private Securities Litigation Reform Act of1995. These forward-looking statements are made as of the date of this news release. Forward-looking statements are frequently, but notalways, identified by words such as "expects", "anticipates", "believes", "plans", "projects","intends", "estimates", "envisages", "potential", "possible", "strategy","goals", "opportunities", "objectives", or variations thereof or stating that certain actions, events orresults "may", "could", "would", "might" or "will" be taken, occur or be achieved, orthe negative of any of these terms and similar expressions.

Forward-looking statements in this news releaserelate to future events or future performance and reflect current estimates, predictions, expectations or beliefs regarding future eventsand include, but are not limited to, First Mining's plans related to its Springpole, Duparquet and other projects. All forward-lookingstatements are based on First Mining's or its consultants' current beliefs as well as various assumptions made by them and informationcurrently available to them. There can be no assurance that such statements will prove to be accurate, and actual results and future eventscould differ materially from those anticipated in such statements. Forward-looking statements reflect the beliefs, opinions and projectionson the date the statements are made and are based upon a number of assumptions and estimates that, while considered reasonable by therespective parties, are inherently subject to significant business, economic, competitive, political and social uncertainties and contingencies.Such factors include, without limitation the Company's business, operations and financial condition potentially being materially adverselyaffected by the outbreak of epidemics, pandemics or other health crises, and by reactions by government and private actors to such outbreaks;risks to employee health and safety as a result of the outbreak of epidemics, pandemics or other health crises, that may result in a slowdownor temporary suspension of operations at some or all of the Company's mineral properties as well as its head office; fluctuationsin the spot and forward price of gold, silver, base metals or certain other commodities; fluctuations in the currency markets (such asthe Canadian dollar versus the U.S. dollar); changes in national and local government, legislation, taxation, controls, regulations andpolitical or economic developments; risks and hazards associated with the business of mineral exploration, development and mining (includingenvironmental hazards, industrial accidents, unusual or unexpected formations, pressures, cave-ins and flooding); the presence of lawsand regulations that may impose restrictions on mining; employee relations; relationships with and claims by local communities, indigenouspopulations and other stakeholders; availability and increasing costs associated with mining inputs and labour; the speculative natureof mineral exploration and development; title to properties.; and the additional risks described in the Company's Annual Information Formfor the year ended December 31, 2024 filed with the Canadian securities regulatory authorities under the Company's SEDAR+ profile at www.sedarplus.ca,and in the Company's Annual Report on Form 40-F filed with the SEC on EDGAR.

First Mining cautions that the foregoing list offactors that may affect future results is not exhaustive. When relying on our forward-looking statements to make decisions with respectto First Mining, investors and others should carefully consider the foregoing factors and other uncertainties and potential events. FirstMining does not undertake to update any forward-looking statement, whether written or oral, that may be made from time to time by theCompany or on our behalf, except as required by law.

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SOURCE First Mining Gold Corp.

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%CIK: 0001641229

For further information: For further information, please contact: Toll Free: 1 844 306 8827 | Email: [email protected]; Paul Morris | Director, Investor Relations | Email: [email protected]

CO: First Mining Gold Corp.

CNW 08:00e 15-JAN-26