The FDIC and the Office of Thrift Supervision survey all FDIC-insured institutions to collect information on bank and thrift deposits and operating branches and offices each year as of June 30. The resulting Summary of Deposits (SOD) is a valuable resource for analyzing deposit trends and measuring market concentrations at the national and local levels. This article highlights findings from the 2009 SOF data, focusing on national trends in domestic deposits and banking offices but also present some information by state, metropolitan area, and institution.
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Last Updated: November 19, 2025
