OTC Markets Group Inc. is the largest U.S. OTC securities marketplace with over 11,500 listed securities as of 2022.
OTC Markets Group Inc. provides services in three main areas, namely trading services, market data and corporate services.
OTC securities are listed on three levels: OTCQX, which has the most stringent listing requirements, OTCQB, which is a venture market, and Pink Open Market, which includes companies in financial distress or bankruptcy.
Of the three levels, the Pink Open Market is the largest in terms of the number of companies and trading volume.
Most U.S. OTC securities transactions are processed on the company’s OTC Link platform, an alternative trading system registered with the SEC.