ISIN to CUSIP Converter

Convert ISIN (International Securities Identification Number) to CUSIP (Committee on Uniform Securities Identification Procedures) instantly and for free.

12 characters · Apple Inc.: US0378331005

No example? Try US0378331005 (Apple Inc.)

How to Convert ISIN to CUSIP

Converting between ISIN and CUSIP identifiers is essential for cross-border trading and compliance. Here's what you need to know:

What is a ISIN?

The ISIN is the international standard for identifying securities worldwide. It consists of a 2-letter country code, 9 alphanumeric characters, and a check digit.

What is a CUSIP?

CUSIP is a 9-character identifier for North American securities, consisting of a 6-character issuer code, 2-character issue number, and a check digit.

How the Conversion Works

For US securities (ISIN starting with "US"), the CUSIP is embedded in characters 3–11 of the ISIN. Simply remove the "US" prefix and the final check digit to extract the CUSIP.

Why Convert ISIN to CUSIP?

  • Cross-border trading between Global and US/Canada markets
  • Regulatory compliance and reporting requirements
  • Portfolio management across multiple exchanges
  • Research and due diligence on international securities

Example ISIN to CUSIP Conversions

Company ISIN CUSIP Exchange
Merck & Co. US58933Y1055 58933Y105 NYSE
Fedex Corporation US31428X1063 31428X106 NYSE
PepsiCo US7134481081 713448108 NASDAQ
Gilead Sciences US3755581036 375558103 NASDAQ
Supermicro Computer US86771W1053 86771W105 NASDAQ
American Express US0258161092 025816109 NYSE
Enbridge Inc. CA29250N1050 29250N105 TSX
Bank of America US0605051046 060505104 NYSE