SEDOL to ISIN Converter

Convert SEDOL (Stock Exchange Daily Official List) to ISIN (International Securities Identification Number) instantly and for free.

7 characters · Apple Inc.: 2046251

How to Convert SEDOL to ISIN

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

What is a SEDOL?

SEDOL is a 7-character code used to identify securities on the London Stock Exchange and other UK/Irish exchanges.

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.

How the Conversion Works

To convert a SEDOL to an ISIN, prepend the country code "GB00" and append a check digit calculated using the Luhn algorithm. Most UK-listed securities follow this pattern.

Why Convert SEDOL to ISIN?

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

Example SEDOL to ISIN Conversions

Company SEDOL ISIN Exchange
Diageo plc 0237400 GB0002374006 LSE
BP plc 0798059 GB0007980591 LSE
Legal & General 0560399 GB0005603997 LSE
AstraZeneca plc 0989529 GB0009895292 LSE
Shell plc BP6MXD8 GB00BP6MXD84 LSE
Royal Mail (IDS) B03MLX2 GB00B03MLX29 LSE
Barclays plc 3134865 GB0031348658 LSE
Reckitt Benckiser B24CGK7 GB00B24CGK77 LSE