NEW YORK, Dec. 02, 2024 (GLOBE NEWSWIRE) -- OTC Markets Group Inc. (OTCQX:OTCM), operator of regulated markets for trading 12,000 U.S. and international securities, today announced City of London Investment Group PLC (LSE: CLIG; OTCQX: CLIUF), a U.K. based asset management company, has qualified to trade on the OTCQX® Best Market. City of London Investment Group PLC upgraded to OTCQX from the Pink® market. City of London Investment Group PLC begins trading today on OTCQX under the symbol “CLIUF.” U.S. inves ...