 NEW YORK, March 11, 2021 PRNewswire -- OTC Markets Group Inc. OTCQX: OTCM, operator of financial markets for 11,000 U.S. and global securities, today announced Steppe Gold Limited TSX: STGO; OTCQX: STPGF, a gold and silver producer, has qualified to trade on the OTCQX Best Market. Steppe Gold Limited upgraded to OTCQX from the Pink market. 