{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"banking-markets","screenKey":"us-county-bank-branch-deposits","screenLabel":"County FDIC-insured branch deposits","history":true,"temporalCoverage":{"firstYear":2015,"latestYear":2025,"yearCount":11},"years":[2015,2016,2017,2018,2019,2020,2021,2022,2023,2024,2025],"metricLabel":"County deposit HHI","metricUnit":"HHI (0-10,000)","summary":{"firstYear":2015,"latestYear":2025,"latestYearCountyCount":3104,"observationCount":34193,"observationsByYear":[{"countyCount":3112,"year":2015},{"countyCount":3108,"year":2016},{"countyCount":3108,"year":2017},{"countyCount":3109,"year":2018},{"countyCount":3111,"year":2019},{"countyCount":3110,"year":2020},{"countyCount":3109,"year":2021},{"countyCount":3109,"year":2022},{"countyCount":3108,"year":2023},{"countyCount":3105,"year":2024},{"countyCount":3104,"year":2025}],"yearCount":11},"source":{"accessDate":"2026-07-20","apiUrl":"https://api.fdic.gov/banks/sod?filters=YEAR%3A%5B2015%20TO%202025%5D&fields=YEAR%2CCERT%2CNAMEFULL%2CSTALPBR%2CSTNAMEBR%2CSTCNTYBR%2CCNTYNAMB%2CDEPSUMBR%2CRSSDHCR%2CNAMEHCR","confidenceLevel":"high","dataStatus":"estimated_public","id":"fdic-sod-2025","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. 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No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":3,"concentrationClass":"highly_concentrated","countyFips":"30091","countyName":"Sheridan","depositRank":2256,"hhi":3727,"hhiPercentile":71.1,"hhiRank":900,"leadingOrganization":"HEARTLAND FINANCIAL USA, INC.","leadingOrganizationSharePct":47.6,"leaderShareRank":1069,"organizationCount":3,"organizationDepthRank":2332,"organizationsOver5pct":3,"profileHref":"/geographies/banking/30091","stateCode":"MT","stateCountyCount":54,"stateHref":"/geographies/montana","stateHhiRank":37,"stateMedianHhi":4759,"stateName":"Montana","totalDepositsThousands":215331,"year":2018,"annualCountyCount":3109,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. 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Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":3,"concentrationClass":"highly_concentrated","countyFips":"30091","countyName":"Sheridan","depositRank":2276,"hhi":3689,"hhiPercentile":69.9,"hhiRank":936,"leadingOrganization":"HEARTLAND FINANCIAL USA, INC.","leadingOrganizationSharePct":47.2,"leaderShareRank":1100,"organizationCount":3,"organizationDepthRank":2320,"organizationsOver5pct":3,"profileHref":"/geographies/banking/30091","stateCode":"MT","stateCountyCount":54,"stateHref":"/geographies/montana","stateHhiRank":38,"stateMedianHhi":4961,"stateName":"Montana","totalDepositsThousands":215349,"year":2019,"annualCountyCount":3111,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. 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No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. 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No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. 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No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":3,"concentrationClass":"highly_concentrated","countyFips":"30091","countyName":"Sheridan","depositRank":2323,"hhi":3432,"hhiPercentile":62.5,"hhiRank":1167,"leadingOrganization":"HEARTLAND FINANCIAL USA, INC.","leadingOrganizationSharePct":39.3,"leaderShareRank":1632,"organizationCount":3,"organizationDepthRank":2259,"organizationsOver5pct":3,"profileHref":"/geographies/banking/30091","stateCode":"MT","stateCountyCount":54,"stateHref":"/geographies/montana","stateHhiRank":43,"stateMedianHhi":5150,"stateName":"Montana","totalDepositsThousands":259490,"year":2023,"annualCountyCount":3108,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":4,"concentrationClass":"highly_concentrated","countyFips":"30091","countyName":"Sheridan","depositRank":2290,"hhi":2949,"hhiPercentile":53.5,"hhiRank":1446,"leadingOrganization":"HEARTLAND FINANCIAL USA, INC.","leadingOrganizationSharePct":36.2,"leaderShareRank":1842,"organizationCount":4,"organizationDepthRank":1937,"organizationsOver5pct":4,"profileHref":"/geographies/banking/30091","stateCode":"MT","stateCountyCount":54,"stateHref":"/geographies/montana","stateHhiRank":43,"stateMedianHhi":5171,"stateName":"Montana","totalDepositsThousands":276950,"year":2024,"annualCountyCount":3105,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":4,"concentrationClass":"highly_concentrated","countyFips":"30091","countyName":"Sheridan","depositRank":2315,"hhi":2814,"hhiPercentile":49.6,"hhiRank":1565,"leadingOrganization":"GLACIER BANCORP, INC.","leadingOrganizationSharePct":32.6,"leaderShareRank":2103,"organizationCount":4,"organizationDepthRank":1929,"organizationsOver5pct":4,"profileHref":"/geographies/banking/30091","stateCode":"MT","stateCountyCount":54,"stateHref":"/geographies/montana","stateHhiRank":44,"stateMedianHhi":5261,"stateName":"Montana","totalDepositsThousands":274738,"year":2025,"annualCountyCount":3104,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."}]}