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
Ctrl + Enter to search
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; the CINS variant extends the scheme to issuers worldwide. They are converted to ISINs by adding the country prefix of the security and a Luhn check digit.
Paste CUSIP codes above to get started
Instrument reference data will appear here
No lookups performed yet
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...
This may take a moment for large batches
CFI Decode
ISO 10962 Classification
Classification based on ISO 10962. Open full CFI Tool
Trading Venue Details
ISO 10383 Market Identifier
Instrument Details
FIRDS Reference Data