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CUSIP Global Services
Seamless, one-stop
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Global coverage.
Our knowledge is
Seamless, one-stop
online application process
Our experienced Operations team uses an advanced platform to review the offering document(s) and extract the data elements necessary to guarantee uniqueness.
Apply for a new identifier
Tap into the source
CUSIP® Global Services (CGS) is the trusted originator of quality identifiers worldwide and the industry standard as a provider of reliable, timely reference data.
Learn more about cgs
Unlock meaningful data attributes for millions of unique identifiers
The CGS database serves as the backbone for Security Master Files among both vendor and user firms throughout the industry.
Discover our services
Applying for a new identifier
What is CGS?
Discover our services
An identifier for every market
CUSIP
CGS provides a 9-character standard CUSIP identifier for issuers and their financial instruments offered in the U.S. and Canada
An identifier for every market
CINS
CGS provides a 9-character standard CGS CINS identifier for more than 30 non-North American countries and their financial instruments
An identifier for every market
ISIN
CGS is responsible for the assignment of ISINs in the U.S. and other areas where designated
An identifier for every market
LEI
The Legal Entity Identifier (LEI) is a 20-character, alphanumeric based on the ISO 17442 standard developed by the International Organization for Standardization (ISO)
An identifier for every market
CEI
The CUSIP Entity Identifier (CEI) is a 10-character code designed to uniquely identify legal entities in the syndicated loan market.
An identifier for every market
CUSIP
CGS provides a 9-character standard CUSIP identifier for issuers and their financial instruments offered in the U.S. and Canada
An identifier for every market
CINS
CGS provides a 9-character standard CGS CINS identifier for more than 30 non-North American countries and their financial instruments
An identifier for every market
ISIN
CGS is responsible for the assignment of ISINs in the U.S. and other areas where designated
An identifier for every market
LEI
The Legal Entity Identifier (LEI) is a 20-character, alphanumeric based on the ISO 17442 standard developed by the International Organization for Standardization (ISO)
Global coverage.
Local expertise.
From the assignment of identifiers for new issues to their use in trading, settlement, asset servicing and risk management, clients rely on trusted CUSIP identifiers and the knowledge and experience of the CGS team to provide a solid foundation to run their businesses smoothly.
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Asset Managers
Classify financial instruments for accurate portfolio management and fund administration. -
Broker-Dealer & Investment Bankers
Optimize efficiencies and reduce failed trades. -
Commercial Bankers
Maintain a universal reference for market pricing with CGS identifiers for syndicated loans. -
Corporations
Issue new securities and track them throughout their life cycle. -
Custodians
Streamline trade settlement and asset servicing. -
Insurance Companies
Identify investments in annual statements with CGS private placement numbers (PPNs). -
Regulatory &
Government AgenciesMonitor cross-market and institution-specific activity. -
Third-Party Providers
CGS identifiers can be accessed directly from CGS or by using third-party information providers.
Our knowledge is
your power
More than just identifiers, CGS commercial databases contain 65+ different data elements relating to tens of millions of financial instruments (depending on asset class), plus event- driven corporate actions such as name changes, mergers, acquisitions and reverse splits. Our extensive coverage includes corporate, government, municipal, and international securities; IPOs; preferred stock; funds; CDs; derivatives; US and Canadian listed options and syndicated loans, with new financial instruments and geographic regions continually added.
Issuance Trends
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Norwalk, CT
December 16, 2025Request volumes for new corporate CUSIP identifiers rose in November, while municipal requests slowed.
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Norwalk, CT
November 18, 2025Request volumes for new corporate and municipal CUSIP identifiers rose in October.
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Norwalk, CT
October 15, 2025Request volumes for new municipal CUSIP identifiers fell in September, while corporate volumes were largely flat for the month.