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Banks and Bank Branches in Oakbrook Terrace, Illinois

The FDIC reported 4 deposit-reporting offices from 4 institutions in Oakbrook Terrace as of June 30, 2025. Bankular currently provides 4 detailed location pages with addresses, maps and directions.

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FDIC-reported offices4
Institutions reporting4
Detailed location pages4
Reported branch deposits$872.9M
SOD reporting dateJune 30, 2025

Market analysis

What the deposit data shows

FDIC SOD, June 30, 2025
Largest institutionThe Northern Trust Company62.74% of deposits
Top three share92.05%
Deposit HHI4,470Higher concentration
Current detailed pages4Matches the June 2025 SOD office count

The Northern Trust Company held 62.74% of reported branch deposits in Oakbrook Terrace. The three largest institutions together held 92.05%. Bankular places the resulting HHI of 4,470 in its higher concentration descriptive band.

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Local deposit market

Reported offices, deposits and market share

FDIC SOD, June 30, 2025
InstitutionReported officesDepositsShare
The Northern Trust Company1$547.7M62.74%
BMO Bank1$167.4M19.18%
Busey Bank1$88.4M10.13%
Lakeside Bank1$69.4M7.95%