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

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
UnitedHealth Group US91324P1021 91324P102 NYSE
Fedex Corporation US31428X1063 31428X106 NYSE
BlackRock Inc. US09259E1082 09259E108 NYSE
Chevron Corporation US1667641005 166764100 NYSE
Walmart Inc. US9311421039 931142103 NYSE
Workday Inc. US98138H1014 98138H101 NASDAQ
Advanced Micro Devices US0079031078 007903107 NASDAQ