Calibre Announces Resignation of Director

Calibre Mining Corp. (TSX: CXB; OTCQX: CXBMF) (“Calibre” or the “Company”) announces that Matthew Manson has stepped down as a director of the Company to pursue other endeavours.

Blayne Johnson, Chairman of Calibre, stated: “On behalf of the board of directors of Calibre, I would like to thank Mr. Manson for navigating Marathon Gold Corporation (“Marathon”) through its transaction with Calibre. As Calibre builds on the Marathon team’s excellent work to date, we aim to deliver on Matt’s vision to build a successful 200 koz/yr gold mine in Newfoundland and Labrador.”

Matthew Manson stated: “The business combination with Calibre offered Marathon shareholders an exciting opportunity to participate in a high-growth, mid-tier gold producer. I am proud of the accomplishments of the Marathon team as they continue to work with Calibre to develop the Valentine gold mine into one of the largest gold producers in Atlantic Canada. I wish Calibre much success as it progresses the Valentine gold mine to production in H1/2025.”  

About Calibre Calibre is a Canadian-listed, Americas focused, growing mid-tier gold producer with a strong pipeline of development and exploration opportunities across Newfoundland & Labrador in Canada, Nevada and Washington in the USA, and Nicaragua. Calibre is focused on delivering sustainable value for shareholders, local communities and all stakeholders through responsible operations and a disciplined approach to growth. With a strong balance sheet, a proven management team, strong operating cash flow, accretive development projects and district-scale exploration opportunities Calibre will unlock significant value.

ON BEHALF OF THE BOARD

“Darren Hall”

Darren Hall, President & Chief Executive Officer

For further information, please contact:

Ryan KingSenior Vice President, Corporate Development & IRT: 604.628.1010E: [e-mail]: www.calibremining.com

Calibre’s head office is located at Suite 1560, 200 Burrard St., Vancouver, British Columbia, V6C 3L6.

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The Toronto Stock Exchange has neither reviewed nor accepts responsibility for the adequacy or accuracy of this news release.

Cautionary Note Regarding Forward Looking Information

This news release includes certain "forward-looking information" and "forward-looking statements" (collectively "forward-looking statements") within the meaning of applicable Canadian securities legislation. All statements in this news release that address events or developments that we expect to occur in the future are forward-looking statements. Forward-looking statements are statements that are not historical facts and are identified by words such as "expect", "plan", "anticipate", "project", "target", "potential", "schedule", "forecast", "budget", "estimate", "intend" or "believe" and similar expressions or their negative connotations, or that events or conditions "will", "would", "may", "could", "should" or "might" occur. Forward-looking statements in this news release include, but are not limited to: the Company’s development of the Valentine gold mine. Forward-looking statements necessarily involve assumptions, risks and uncertainties, certain of which are beyond Calibre's control. For a listing of risk factors applicable to the Company, please refer to Calibre's annual information form (“AIF”) for the year ended December 31, 2022, and its management discussion and analysis (“MD&A”) for the year ended December 31, 2023, all available on the Company’s SEDAR+ profile at www.sedarplus.ca. This list is not exhaustive of the factors that may affect Calibre's forward-looking statements such as potential sanctions implemented as a result of the United States Executive Order 13851 dated October 24, 2022.

Calibre's forward-looking statements are based on the applicable assumptions and factors management considers reasonable as of the date hereof, based on the information available to management at such time. Such assumptions include but are not limited to: the Company being able to develop the Valentine gold mine into production. Calibre does not assume any obligation to update forward-looking statements if circumstances or management's beliefs, expectations or opinions should change other than as required by applicable securities laws. There can be no assurance that forward-looking statements will prove to be accurate, and actual results, performance or achievements could differ materially from those expressed in, or implied by, these forward-looking statements. Accordingly, undue reliance should not be placed on forward-looking statements.