CUSIP Global Services

CUSIP Global Services (CGS) is dedicated to driving efficient trading, clearing and settlement in capital markets throughout the world by providing a unique common language for identifying financial instruments across institutions, exchanges and nations. With over 50 years of experience in the securities identification business, CGS is the world leader in developing innovative solutions to reference data challenges.

CGS is managed on behalf of the American Bankers Association (ABA) by FactSet Research Systems with a Board of Trustees comprised of representatives from leading financial institutions.

CGS'​ commercial databases contain issuer and issue identifiers, standardized descriptions and related data for over 30 million unique financial instruments. As the data for each security assigned a CUSIP number are collected from documents on a pre-trade basis, the CGS database serves as the backbone for security master files among both vendor and user firms throughout the industry.