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 ...