CUSIP Instrument Lookup
Convert CUSIP codes to ISINs and search ESMA FIRDS and FCA FIRDS databases for instrument reference data.
Enter one CUSIP per line, or separate with commas. Maximum 5 codes.
0 / 5 CUSIPs detected
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Country of Issue
Select the country prefix for ISIN conversion
MiFIR Eligibility Check
Check instrument eligibility for a specific date
Eligibility is date-sensitive. Defaults to today.
How It Works
CUSIPs are 9-character alphanumeric codes used to identify North American securities. They are converted to ISINs by adding a country prefix and a Luhn check digit.
Paste CUSIP codes above to get started
Instrument reference data will appear here
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Instrument data is sourced from ESMA FIRDS and FCA FIRDS databases. This tool is provided for reference purposes only and does not constitute financial advice.
Converting CUSIPs to ISINs...
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