Waterstone Financial, Inc.
Waterstone Financial, Inc. is a U.S.-based savings and loan holding company centered on WaterStone Bank SSB and its mortgage banking subsidiary, Waterstone Mortgage Corporation. The company combines community banking in southeastern Wisconsin with a multi-state mortgage origination platform that serves borrowers through a network of banking and mortgage offices.
Fiscal year 2025 · change from previous year
Development 2020–2025
Business
Share of revenueReal estate, home equity, commercial business, and consumer lending originated by WaterStone Bank.
Mortgage origination and related fee income generated by Waterstone Mortgage Corporation.
Retail and transaction deposit products used to fund lending and support customer relationships.
Income from the securities portfolio and other banking-related activities.
Customers
The company serves retail banking customers, mortgage borrowers, and small-to-mid-sized commercial clients. Its lending base is relationship-driven, with many customers using the bank for deposits, home financing, and local business credit needs.
Individuals and families buying, refinancing, or improving homes through mortgage products and related services.
Local deposit and lending customers who use checking, savings, CDs, and home equity products.
Businesses and property owners financing one- to four-family, multi-family, and commercial real estate.
Local operating businesses using commercial business loans and revolving credit facilities.
Strategy
The company’s strategy is to build and retain profitable consumer and commercial relationships while preserving its community bank identity. It also uses its mortgage subsidiary to extend origination reach beyond Wisconsin, broadening customer acquisition and fee generation.
Local deposits and lending relationships support funding stability and cross-sell opportunities.
The mortgage platform broadens geographic reach and supports fee income diversification.
Loan growth depends on stable deposit funding and access to alternative borrowings if needed.
Geography
WaterStone Bank conducts community banking from 14 offices in Milwaukee, Washington, and Waukesha counties in Wisconsin. Waterstone Mortgage Corporation operates a broader branch network across 24 U.S. states, giving the company a local banking core in Wisconsin and a wider national mortgage footprint.
Risks
Waterstone Financial operates in a highly regulated banking environment and faces interest-rate, liquidity, credit, and operational risks typical of deposit-funded lenders. Its business is also exposed to competition for deposits and loans, mortgage market cyclicality, and customer concentration around relationship managers and local markets.
- Interest-rate riskImpact: HighLikelihood: High
Assets are largely longer-duration mortgage loans while liabilities are mainly deposits, creating repricing mismatch.
Exposure: Net interest income and economic value of equity
- Deposit retention and funding riskImpact: HighLikelihood: High
A large amount of CDs mature within one year, and lost deposits may require more expensive borrowings.
Exposure: Liquidity and funding cost
- Regulatory supervision and enforcementImpact: HighLikelihood: Medium
As a federally chartered savings institution, the company is subject to extensive bank regulation and examination.
Exposure - Mortgage market cyclicalityImpact: MediumLikelihood: High
Mortgage banking volumes depend on housing turnover, refinance activity, and interest rates.
Exposure: Fee income and branch utilization
- Operational and fraud riskImpact: MediumLikelihood: Medium
High transaction volumes and digital processing increase exposure to errors, fraud, and system failures.
Exposure - Customer relationship concentrationImpact: MediumLikelihood: Medium
The business depends on key employees and long-standing local relationships.
Exposure: Loan and deposit attrition
Accounting
Judgemental itemsManagement estimates expected losses using models, forecasts, and qualitative factors, which can materially change provisions.
Impact: Loan loss provision and carrying value of loans and securities
Origination and gain-on-sale income depend on loan closing timing and secondary-market execution.
Impact: Noninterest income and quarterly volatility
Mortgage-backed and other debt securities require valuation assumptions and can be affected by rate movements.
Impact: Accumulated other comprehensive income and asset values
Deposit maturities and borrowings influence funding assumptions and going-forward liquidity analysis.
Impact: Interest expense and balance sheet composition
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Last updated: 24/09/2026