QUODD offers a wide range of security identifiers, including symbol, CUSIP, ISIN, SEDOL, Valoren, FIGI, and CompositeFIGI. This allows users greater flexibility in maintaining their databases and systems. Users can request data using inputs from these identifiers from any point in the timeline. QUODD will identify the correct record using older identifies, as well as current ones regardless of past changes or inactivity.