Mr. Darren Hall reports

CALIBRE MINING SHAREHOLDERS APPROVE MARATHON GOLD ACQUISITION

At a special meeting of shareholders held earlier today, Calibre Mining Corp. shareholders voted overwhelmingly in favour of the resolution approving the issuance of up to 315,664,294 common shares of Calibre in connection with the proposed acquisition of Marathon Gold Corp. by way of a plan of arrangement as well as the resolution approving an amendment to the maximum number of Calibre shares issuable under Calibre's amended and restated long-term incentive plan (LTIP), which will be implemented only upon the completion of the arrangement.

A total of 290,660,955 Calibre shares, representing 62.67 per cent of the issued and outstanding Calibre shares as at the record date, were voted at the meeting. Each of the Calibre shareholder resolution and the LTIP amendment resolution was approved by approximately 99.59 per cent and 76.04 per cent of votes cast, respectively, by Calibre shareholders either in person (virtually) or represented by proxy at the meeting. The report of voting results will be made available under the company's profile on SEDAR+.

In addition to the approval by Calibre shareholders, Calibre is advised Marathon shareholders approved the arrangement at the special meeting of Marathon shareholders held earlier today. The arrangement is expected to be completed on Jan. 24, 2024, subject to approval by the Ontario Superior Court of Justice (Commercial List) and satisfaction of certain other closing conditions.

About Calibre Mining Corp.

Calibre is a Canadian-listed, Americas focused, growing mid-tier gold producer with a strong pipeline of development and exploration opportunities across Nevada and Washington in the United States and in Nicaragua. Calibre is focused on delivering sustainable value for Calibre 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.

We seek Safe Harbor.