This series represents Total Trading Assets call item RCFD3545.
For more information and definition about the specific call item codes, please see http://www.federalreserve.gov/apps/mdrm/data-dictionary.
This series is calculated by the Federal Reserve Bank of St. Louis using raw data that are collected by the FFIEC. Raw data can be found at https://cdr.ffiec.gov/public/.
Federal Financial Institutions Examination Council (US), Total Trading Assets for Commercial Banks in United States [USTTAST], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/USTTAST, July 17, 2019.