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Research terminalQ2 2026 · 4,313 institutions · refreshed 8/27/2026 · database outage
Q2 2026 · 4,313 institutions · refreshed 8/27/2026
FDIC Summary of Deposits
Institution-level annual deposit market share, year-over-year change, and multi-year state trends from official FDIC Summary of Deposits filings.
| Institution | Observed | First deposits / share | Latest deposits / share | Deposit CAGR | Share change | Gaps |
|---|---|---|---|---|---|---|
| State Street Bank and Trust CompanyFDIC #14 | 2015–202511 releases | $118.7B31.95% | $207.8B34.48% | 5.76% | +2.53 pp | 0 |
| Bank of America, National AssociationFDIC #3510 | 2015–202511 releases | $64.4B17.34% | $100.8B16.72% | 4.58% | -0.62 pp | 0 |
| Citizens Bank, National AssociationFDIC #57957 | 2015–202511 releases | $29.8B8.02% | $58.4B9.69% | 6.97% | +1.67 pp | 0 |
| Santander Bank, N.A.FDIC #29950 | 2015–202511 releases | $18.5B4.97% | $33.2B5.50% | 6.03% | +0.53 pp | 0 |
| TD Bank, National AssociationFDIC #18409 | 2015–202511 releases | $12.3B3.30% | $21.6B3.59% | 5.83% | +0.28 pp | 0 |
| Eastern BankFDIC #32773 | 2015–202511 releases | $7.7B2.07% | $20.5B3.41% | 10.30% | +1.33 pp | 0 |
| First Republic BankFDIC #59017 | 2015–20228 releases | $4.7B1.25% | $17.8B3.07% | 21.08% | +1.81 pp | 0 |
| Rockland Trust CompanyFDIC #9712 | 2015–202511 releases | $6B1.61% | $16.2B2.69% | 10.44% | +1.07 pp | 0 |
| People's United Bank, National AssociationFDIC #27334 | 2015–20217 releases | $3.2B0.87% | $9.7B1.67% | 19.98% | +0.79 pp | 0 |
| Century Bank and Trust CompanyFDIC #19943 | 2015–20217 releases | $2.9B0.77% | $6.4B1.10% | 14.31% | +0.33 pp | 0 |
| Boston Private Bank & Trust CompanyFDIC #24811 | 2015–20217 releases | $3.6B0.98% | $6.2B1.07% | 9.33% | +0.09 pp | 0 |
| Berkshire BankFDIC #23621 | 2015–202511 releases | $3.1B0.83% | $6.4B1.06% | 7.52% | +0.23 pp | 0 |
| Manufacturers and Traders Trust CompanyFDIC #588 | 2015–202511 releases | $00.00% | $6.2B1.04% | Unavailable | +1.04 pp | 0 |
| Salem Five Cents Savings BankFDIC #23296 | 2015–202511 releases | $2.8B0.75% | $5.8B0.95% | 7.55% | +0.21 pp | 0 |
| Cambridge Savings BankFDIC #17870 | 2015–202511 releases | $2.3B0.62% | $5.4B0.90% | 8.91% | +0.28 pp | 0 |
| Middlesex Savings BankFDIC #90183 | 2015–202511 releases | $3.6B0.97% | $5.2B0.87% | 3.79% | -0.10 pp | 0 |
| East Boston Savings BankFDIC #33510 | 2015–20217 releases | $2.6B0.69% | $4.9B0.85% | 11.49% | +0.16 pp | 0 |
| Citibank, National AssociationFDIC #7213 | 2015–20162 releases | $1.6B0.44% | $2.9B0.82% | 81.14% | +0.39 pp | 0 |
| Brookline BankFDIC #17798 | 2015–202511 releases | $2.4B0.65% | $4.6B0.77% | 6.80% | +0.12 pp | 0 |
| The Cape Cod Five Cents Savings BankFDIC #23287 | 2015–202511 releases | $2.3B0.63% | $4.5B0.75% | 6.82% | +0.12 pp | 0 |
| Needham BankFDIC #26483 | 2015–202511 releases | $1.3B0.34% | $4.3B0.71% | 12.99% | +0.37 pp | 0 |
| Leader Bank, National AssociationFDIC #57134 | 2015–202511 releases | $681M0.18% | $4.1B0.69% | 19.80% | +0.50 pp | 0 |
| JPMorgan Chase Bank, National AssociationFDIC #628 | 2015–202511 releases | $00.00% | $4.1B0.67% | Unavailable | +0.67 pp | 0 |
| Cambridge Trust CompanyFDIC #8152 | 2015–202410 releases | $1.4B0.38% | $3.6B0.64% | 11.16% | +0.27 pp | 0 |
| HarborOne BankFDIC #59070 | 2015–202511 releases | $1.7B0.45% | $3.8B0.63% | 8.58% | +0.18 pp | 0 |
| Enterprise Bank and Trust CompanyFDIC #27408 | 2015–202511 releases | $1.7B0.46% | $3.3B0.56% | 6.94% | +0.09 pp | 0 |
| Institution for Savings in Newburyport and Its VicinityFDIC #90250 | 2015–202511 releases | $1.9B0.51% | $3.3B0.54% | 5.63% | +0.03 pp | 0 |
| Blue Hills BankFDIC #90160 | 2015–20184 releases | $1.4B0.38% | $2.1B0.54% | 15.37% | +0.16 pp | 0 |
| PeoplesBankFDIC #90213 | 2015–202511 releases | $1.6B0.44% | $3B0.49% | 6.17% | +0.05 pp | 0 |
| Commerce Bank & Trust CompanyFDIC #17484 | 2015–20173 releases | $1.7B0.46% | $1.7B0.49% | 0.76% | +0.04 pp | 0 |
| Belmont Savings BankFDIC #23901 | 2015–20184 releases | $1.2B0.31% | $1.8B0.46% | 16.87% | +0.15 pp | 0 |
| Northern Bank & Trust CompanyFDIC #18266 | 2015–202511 releases | $1.1B0.29% | $2.7B0.44% | 9.61% | +0.16 pp | 0 |
| UniBank for SavingsFDIC #90290 | 2015–202511 releases | $1.4B0.38% | $2.5B0.41% | 5.82% | +0.03 pp | 0 |
| Avidia BankFDIC #90215 | 2015–202511 releases | $847.8M0.23% | $2.5B0.41% | 11.20% | +0.18 pp | 0 |
| North Shore Bank, a Co-operative BankFDIC #26484 | 2015–202511 releases | $538.7M0.15% | $2.3B0.39% | 15.80% | +0.24 pp | 0 |
| Hingham Institution for SavingsFDIC #90211 | 2015–202511 releases | $1.1B0.31% | $2.3B0.38% | 7.39% | +0.08 pp | 0 |
| Bristol County Savings BankFDIC #23622 | 2015–202511 releases | $1.2B0.33% | $2.3B0.38% | 6.53% | +0.05 pp | 0 |
| BayCoast BankFDIC #90196 | 2015–202511 releases | $832.5M0.22% | $2.2B0.36% | 10.07% | +0.14 pp | 0 |
| United BankFDIC #18203 | 2015–20195 releases | $1.3B0.36% | $1.5B0.36% | 2.28% | -0.00 pp | 0 |
| South Shore BankFDIC #90303 | 2015–202511 releases | $772.3M0.21% | $2.1B0.35% | 10.57% | +0.14 pp | 0 |
| Westfield BankFDIC #90300 | 2015–202511 releases | $862M0.23% | $2B0.34% | 8.92% | +0.10 pp | 0 |
| Webster Bank, National AssociationFDIC #18221 | 2015–202511 releases | $1.4B0.38% | $2B0.33% | 3.71% | -0.04 pp | 0 |
| Dedham Institution for SavingsFDIC #23620 | 2015–202511 releases | $1B0.27% | $1.9B0.32% | 6.55% | +0.04 pp | 0 |
| The Village BankFDIC #26336 | 2015–202511 releases | $730.3M0.20% | $1.8B0.30% | 9.31% | +0.10 pp | 0 |
| BankesbFDIC #90188 | 2015–202511 releases | $904.3M0.24% | $1.8B0.29% | 6.88% | +0.05 pp | 0 |
| Florence BankFDIC #23293 | 2015–202511 releases | $943.9M0.25% | $1.7B0.28% | 5.96% | +0.03 pp | 0 |
| North Easton Savings BankFDIC #90259 | 2015–202511 releases | $454.6M0.12% | $1.5B0.26% | 12.97% | +0.13 pp | 0 |
| Country Bank for SavingsFDIC #23992 | 2015–202511 releases | $979.4M0.26% | $1.5B0.25% | 4.33% | -0.02 pp | 0 |
| The Lowell Five Cent Savings BankFDIC #90227 | 2015–202511 releases | $806.9M0.22% | $1.4B0.24% | 6.00% | +0.02 pp | 0 |
| Main Street BankFDIC #90235 | 2015–202511 releases | $409.5M0.11% | $1.4B0.24% | 13.30% | +0.13 pp | 0 |
11 immutable FDIC SOD artifacts. Annual state deposit trends use the same FDIC certificate and state within each official SOD release. Gaps remain explicit. Changes may reflect transfers, mergers, acquisitions, sales, reporting changes, or organic activity; no causal or organic-growth attribution is inferred.