Small U.S. banks are confronting a dual risk: substantial unrealized losses on securities and the potential for loan deterioration if an economic slowdown or recession materializes.
Policies that could expand the federal budget deficit—such as trade tariffs or other measures promoted by President Trump—may amplify pressures on these institutions by contributing to higher interest rates or slower economic growth.
By late 2024, unrealized losses on bonds held by U.S. financial institutions had climbed to roughly $482 billion. Regional and community banks accounted for a disproportionate share of those losses, holding nearly half of the total. These unrealized, or “paper,” losses reduce capital cushions and limit the flexibility smaller banks have to respond to funding stress or deposit outflows.
The greater risk emerges if those paper losses coincide with a rise in actual loan defaults. Commercial real estate, in particular, remains a vulnerability for many regional lenders. If property values fall or borrowers face cash-flow problems, defaults could convert paper losses into realized losses, further eroding capital and prompting tighter lending standards.
Smaller banks generally lack the diversified revenue streams and capital resources of larger institutions. That makes it harder for them to absorb the combined impact of investment portfolio losses and deteriorating loan performance. In a more severe scenario, these dual pressures could lead to reduced lending to businesses and households, consolidation in the banking sector, or interventions to stabilize affected institutions.
Policymakers and bank managers will need to monitor both the market value of securities portfolios and the quality of loan books—especially commercial real estate exposures—to gauge vulnerability. Prudent risk management, stronger capital buffers, and careful stress testing can help mitigate the danger, but the concentrated share of bond losses at smaller banks underscores their heightened sensitivity to macroeconomic shifts.