OTC Markets Group Welcomes Radisson Mining Resources Inc. To OTCQX

(MENAFN- GlobeNewsWire - Nasdaq) NEW YORK, Sept. 25, 2025 (GLOBE NEWSWIRE) -- OTC Markets Group Inc. (OTCQX: OTCM), operator of regulated markets for trading 12,000 U.S. and international securities, today announced Radisson Mining Resources Inc. (TSX-V: RDS; OTCQX: RMRDF), a gold exploration company, has qualified to trade on the OTCQX® Best Market. Radisson Mining Resources Inc. upgraded to OTCQX from the OTCQB® Venture Market.

Radisson Mining Resources Inc. begins trading today on OTCQX under the symbol“RMRDF.” U.S. investors can find current financial disclosure and Real-Time Level 2 quotes for the company on .

The OTCQX Market is designed for established, investor-focused U.S. and international companies. To qualify for OTCQX, companies must meet high financial standards, follow best practice corporate governance, and demonstrate compliance with applicable securities laws. Graduating to the OTCQX Market from the OTCQB Market marks an important milestone for companies, enabling them to demonstrate their qualifications and build visibility among U.S. investors.

About Radisson Mining Resources Inc.
Radisson is a gold exploration company focused on its 100% owned O'Brien Gold Project, located in the Bousquet-Cadillac mining camp along the world-renowned Larder-Lake-Cadillac Break in Abitibi, Québec. A July 2025 Preliminary Economic Assessment described a low cost and high value project with an 11-year mine life and significant upside potential based on the use of existing regional infrastructure. Indicated Mineral Resources are estimated at 0.58 million ounces (2.20 million tonnes at 8.2 g/t Au), with additional Inferred Mineral Resources estimated at 0.93 million ounces (6.67 million tonnes at 4.4 g/t Au). Please see the NI 43-101“O'Brien Gold Project Technical Report and Preliminary Economic Assessment, Québec, Canada” effective June 27, 2025, and other filings made with Canadian securities regulatory authorities available at for further details and assumptions relating to the O'Brien Gold Project.

About OTC Markets Group Inc.
OTC Markets Group Inc. (OTCQX: OTCM) operates regulated markets for trading 12,000 U.S. and international securities. Our data-driven disclosure standards form the foundation of our public markets: OTCQX® Best Market, OTCQB® Venture Market, OTCIDTM Basic Market and Pink LimitedTM Market. Our OTC Link® Alternative Trading Systems (ATSs) provide critical market infrastructure that broker-dealers rely on to facilitate trading. Our innovative model offers companies more efficient access to the U.S. financial markets.

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