Ms. Justine Magee reports

RTG MINING INC. ANNOUNCES ISSUE OF A$15.3 MILLION CHESS DEPOSITORY INSTRUMENTS UNDER TRANCHE 2 OF PLACEMENT

RTG Mining Inc. has completed the issue of 613,755,996 CHESS depository instruments at a price of 2.5 Australian cents per security to institutional and sophisticated investors pursuant to the placement announced by the company on March 31, 2025. Tranche 2 of the private placement raised proceeds of circa $15.3-million (Australian) (before costs).

A notice of meeting to approve tranche 2 of the placement was sent to shareholders on April 29, 2025. Shareholders approved tranche 2 at the annual general meeting on May 23, 2025.

Foster Stockbroking Pty. Ltd. acted as lead manager and bookrunner to the placement.

The placement is conducted under exemptions from prospectus and registration requirements of securities laws in relevant countries. The placement is subject to approval of the Toronto Stock Exchange. The company intends to rely on exemption under Section 602.1 of the TSX company manual with respect to the placement and shareholder approval.

About RTG Mining Inc.

RTG Mining is a mining and exploration company listed on the main board of the Toronto Stock Exchange and the Australian Securities Exchange. RTG is currently focused primarily on progressing the Mabilo project to start-up, having received a mining permit for the project, with a view to moving quickly and safely to a producing gold and copper company.

RTG also has several exciting new opportunities including the Panguna project in Bougainville, which it remains committed to, while also considering further new business development opportunities.

RTG has an experienced management team which has to date developed seven mines in five different countries, including being responsible for the development of the Masbate gold mine in the Philippines through CGA Mining Ltd. RTG has some of the most respected international institutional investors as shareholders, including Equinox Partners and Franklin Templeton.

We seek Safe Harbor.