Private company

INB Financial Corporation

Defunct American bank holding company

INB Financial Corporation was an Indianapolis-based statewide bank holding company that was the largest Indiana-based financial institution at the time it was acquired by Michigan-based NBD Bancorp in 1992. Its primary subsidiary was the Indianapolis-based INB National Bank, formerly the Indiana National Bank, which can trace its origins to the founding of the Second State Bank of Indiana in 1834.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

INB Financial Corporation was an Indianapolis-based statewide bank holding company that was the largest Indiana-based financial institution at the time it was acquired by Michigan-based NBD Bancorp in 1992. Its primary subsidiary was the Indianapolis-based INB National Bank, formerly the Indiana National Bank, which can trace its origins to the founding of the Second State Bank of Indiana in 1834.2

Sources

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