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ISSUER//CIK 0000064907

MERCANTILE BANCORPORATION INC

SIC 6021National Commercial Banksoperating

Exchange

Entity type

operating

Fiscal year end

Dec 31

Headquarters

MO

Research Summary

AI-assisted · Grounded in filings

Updated Nov 24, 2025

MERCANTILE BANCORPORATION INC

MERCANTILE BANCORPORATION INC is a regional financial services provider offering a suite of deposit, lending, and treasury management solutions tailored to mid-market commercial clients, small businesses, and local municipalities that rely on steady cash management, commercial real estate, and equipment financing support; operating within the SIC framework for commercial banking, the company is deeply tied to interest-rate-sensitive net interest margins and credit quality across its book. Its product mix blends traditional checking and savings platforms with specialized merchant services, online lending portals, and investment advisory wrap-ups, all delivered through branch networks and digital touchpoints. Target customers value its local underwriting agility and relationship-based service model, while institutional stakeholders weigh exposures to economic cycles, borrower concentration, and regulatory capital requirements, especially the complex oversight from federal bank regulators that governs liquidity, stress testing, and disclosure obligations. Because the latest public filing remains unavailable, investors should note potential gaps in the disclosure cycle; view live SEC filings on Earnings Feed.