If you are considering trading or investing in the OTC markets, then this is your go-to site for analysis of OTC stocks and the markets available. Here you find data and analysis on the pink market, OTCQX and OTCQB. OTC Markets Group Inc. operates the OTCQX® Best Market, the OTCQB® Venture Market, and the Pink® Open Market for 12,000 U.S. and global securities.