Topic summary
OTC Markets Group

OTC Markets Group, Inc. (formerly known as National Quotation Bureau, Pink Sheets, and Pink OTC Markets) is an American financial services corporation that operates a financial market providing price and liquidity information for almost 12,400 over-the-counter (OTC) securities. The group has its headquarters in New York City. OTC-traded securities are organized into four markets to inform investors of opportunities and risks: OTCQX, OTCQB, OTCID, and Pink Limited.