HIGHBuilt-inLoan_portfolio
54%
uninsured deposits
“10-K Item 1A: 'As of December 31, 2025, approximately 54% of our deposits were uninsured, and we rely on these deposits for liquidity.'”
MBWM · Concentration risk · 10-K extracted
Mercantile Bank (MBWM) concentration risks
Updated
The most significant concentration Mercantile Bank discloses is uninsured deposits at 54%, classified HIGH by disclosed size. Below: the full set from the latest 10-K — verbatim quotes, filing references, and a synthesis of what these exposures mean together.
Model-generated analysis — not investment advice. Not a registered investment advisor. Past performance does not guarantee future results.
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Source: Mercantile Bank’s SEC Form 10-K filed — view the filing on SEC EDGAR ↗
At a glance
Disclosed-size breakdown · 3 disclosed concentrations
HIGH3
MEDIUM0
LOW0
Disclosed concentrations
Each card carries a disclosed-size chip (HIGH / MEDIUM / LOW — how large the exposure is as a share of revenue, not how dangerous it is) and a nature tag: Built-in(the company’s own model, geography, or products) or Outside party (an external customer, supplier, or distributor it relies on).
HIGHBuilt-inLoan_portfolio
52.8%
commercial real estate loans
“10-K Item 1: 'Commercial real estate loans, consisting of non-owner occupied, owner occupied, multi-family and residential rental, and vacant land, land development, and residential construction loans, totaled 52.8% and 52.6% of our total loans as of December 31, 2025 and 2024, respectively.'”
HIGHBuilt-inRegulatory
Federal Reserve Board (bank holding company)
“10-K Item 1: 'Mercantile Bank Corporation is a registered bank holding company under the Bank Holding Company Act of 1956...we are subject to regulation by the Board of Governors of the Federal Reserve System'”
TrendMatrix Research · concentration synthesis
What these concentrations mean together
updated 2026-07-06Mercantile Bank carries two high-disclosed-size structural exposures on its balance sheet: approximately 54% of deposits were uninsured as of December 31, 2025, a funding-side concentration the company itself notes it relies on for liquidity, and commercial real estate loans made up 52.8% of total loans as of the same date, a lending-side concentration in a single asset class. Both are structural rather than counterparty-specific — they describe the shape of the balance sheet rather than reliance on any single depositor or borrower. The bank also operates as a registered bank holding company subject to Federal Reserve Board regulation, a structural, high-disclosed-size regulatory exposure common to institutions of its type. Of the three, the uninsured deposit concentration and the commercial real estate loan concentration are the pair most likely to move a verdict together, since a liquidity event that pressures uninsured deposit outflows would coincide with a loan book that is heavily weighted toward one asset class exposed to real estate cycles. The regulatory exposure is a standing structural feature of being a bank holding company rather than an idiosyncratic risk unique to Mercantile.
For the engine’s reasoning on MBWM’s current verdict — including which dimensions drove the score — see the per-dimension breakdown.
Industry peers · Banks - Regional
Peer concentration profile
| Symbol | Name | HIGH | MEDIUM | LOW | Total |
|---|---|---|---|---|---|
| MBWM● | Mercantile Bank Corporation | 3 | 0 | 0 | 3 |
| AMAL | Amalgamated Financial Corp. | 2 | 1 | 0 | 3 |
| ACNB | ACNB Corporation | 1 | 1 | 0 | 2 |
| ALRS | Alerus Financial Corporation | 1 | 1 | 0 | 2 |
| AMTB | Amerant Bancorp Inc. | 0 | 1 | 1 | 2 |
| ABCB | Ameris Bancorp | 0 | 0 | 0 | 0 |
Concentration counts reflect items disclosed in each peer’s most recent 10-K; disclosed-size classification uses TrendMatrix’s internal 10-K extraction taxonomy.