Generation Mining elects directors

Generation Mining Limited (TSX:GENM) (the “Company ”) announces that, at the annual and special meeting of shareholders held earlier today, the six (6) candidates nominated for election to the Company’s board of directors and listed in the Company’s management information circular dated May 14, 2026, were each duly elected by a majority of the votes cast by shareholders present in person or represented by proxy at the Meeting. Each director elected will continue to hold office until the next annual meeting of shareholders of the Company, or until a successor is elected or appointed. The voting results were as follows: About Generation Mining Limited Generation Mining’s (TSX: GENM) focus is the development of the Marathon Project, a large undeveloped copper-palladium deposit in Northwestern Ontario.

The Feasibility Study (the “Technical Report”) with an effective date of November 1, 2024, estimated a Net Present Value (using a 6% discount rate) of C$1.07 billion, an Internal Rate of Return of 28%, and a 1.9-year payback based on the 3-yr trailing average metal prices at the effective date of the Technical Report. Over the anticipated 13-year mine life, the Marathon Project is expected to produce approximately: 2,161,000 ounces of palladium, 532 million lbs. of copper, 488,000 ounces of platinum, 160,000 ounces of gold and 3,051,000 ounces of silver in payable metals. These production estimates and economic projections are forward-looking statements subject to risks and uncertainties.

For more information, please review the Technical Report filed under the Company’s profile at www.sedarplus.ca and available on the Company’s website at https://genmining.com/projects/feasibility-study/ . Qualified Person The scientific and technical content of this news release has been reviewed and approved by Daniel Janusauskas, P.Eng., Technical Services Manager of Generation PGM, and a Qualified Person as defined under National Instrument 43-101 – Standards of Disclosure for Mineral Projects. Forward-Looking Information This news release contains certain forward-looking information and forward-looking statements, as defined in applicable securities laws (collectively referred to herein as “forward-looking statements”).

Forward-looking statements reflect current expectations or beliefs regarding future events or the Company’s future performance. All statements other than statements of historical fact are forward-looking statements. Often, but not always, forward-looking statements can be identified by the use of words such as “plans”, “expects”, “is expected”, “estimates", "forecasts", "projects”, “anticipates”, “targets” or “believes”, or variations of, or the negatives of, such words and phrases or state that certain actions, events or results “may”, “could”, “would”, “should”, “might” or “will” be taken, occur or be achieved, including statements relating to the development of the Marathon Project and the estimates and assumptions in the Technical Report, including the estimated Net Present Value, Internal Rate of Return, payback period, anticipated mine life, and projected production of palladium, copper, platinum, gold and silver in payable metals.

Although the Company believes that the expectations expressed in such forward-looking statements are based on reasonable assumptions, such statements are not guarantees of future performance and actual results or developments may differ materially from those in the statements. There are certain factors that could cause actual results to differ materially from those in the forward-looking information. These include the risk that future metal prices differ from the price assumptions underlying the Technical Report, the risk that the discount rate applied does not reflect actual conditions, the risk that mineral reserve and resource estimates and the interpretation of geological data prove inaccurate, the progress of development at the Marathon Project, increases in costs, and general economic, market or business conditions, as well as those risk factors set out in the Company’s annual information form for the year ended December 31, 2025, and in the continuous disclosure documents filed by the Company on SEDAR+ at www.sedarplus.ca .

Readers are cautioned that the foregoing list of factors is not exhaustive of the factors that may affect forward-looking statements. Accordingly, readers should not place undue reliance on forward-looking statements. The forward-looking statements in this news release speak only as of the date of this news release or as of the date or dates specified in such statements.

The Company disclaims any intention or obligation to update or revise any forward-looking information, whether as a result of new information, future events or otherwise, other than as required by law. For more information on the Company, investors are encouraged to review the Company’s public filings on SEDAR+ at www.sedarplus.ca . View source version on businesswire.com: https://www.businesswire.com/news/home/20260624306159/en/ For further information, please contact: Jamie Levy President and Chief Executive Officer (416) 640-2934 (O) (416) 567-2440 (M) jlevy@genmining.com info@genmining.com Business Wire June 24, 2026 - 6:45 PM PDT News by QuoteMedia www.quotemedia.com