Derived from the Committee on Uniform Security Identification Procedures, CUSIPs are 9-character identifiers that capture an issue's important differentiating characteristics for issuers and their financial instruments in the U.S. and Canada.
Learn about CUSIPThe CUSIP International Numbering System (CINS) is a 9-character alphanumeric identifier that employs the same structure as CUSIP, but contains a letter of the alphabet in the first position signifying the issuer's country or geographic region. Developed in 1989 as an extension to CUSIP.
Learn about CINSThe International Securities Identification Number (ISIN) is a unique global code that identifies instruments to facilitate cross-border trading. CGS is responsible for the assignment of ISINs in the U.S. and other areas where designated. A CUSIP or CINS identifier will always appear in positions 3¬タモ11 of a CGS ISIN.
Learn about ISINThe Legal Entity Identifier (LEI) is a 20-character, alphanumeric code based on the ISO 17442 standard. It connects to key reference information that enables the unambiguous identification of legal entities participating in financial transactions. CGS promotes LEI adoption through collaboration with the GMEI Utility.
Learn about LEIThe CUSIP Entity Identifier (CEI) is a 10-character code developed by CGS in collaboration with the Loan Syndications & Trading Association (LSTA). Its structure begins with an alpha character, followed by a numeric, then random characters, with a final check digit.
Learn about CEID27254GOL5T1L485SE52B8954895F3G5645GT989From 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.



CGS commercial databases contain 65+ different data elements relating to tens of millions of financial instruments, plus event-driven corporate actions such as name changes, mergers, acquisitions and reverse splits.
Monthly market intelligence