MSRs in May 2026: Trends in MSR Risk Management

Each month, SitusAMC’s team of experts highlights the evolving dynamics shaping mortgage servicing rights (MSR) portfolio management. In today’s market, effective risk management requires more than simply monitoring rates—it demands disciplined modeling, real-time market calibration, and a forward-looking view of portfolio performance. 

Here are key themes influencing MSR risk management strategies in May 2026.  

The Foundation: Getting Cash Flows Right  

Recent interest rate volatility has reinforced a fundamental truth in MSR investing: risk management begins with accurate cash flow modeling.  

As rates declined earlier this year, many portfolios experienced prepayment speeds that exceeded forecast expectations. In some cases, borrowers responded more quickly to refinance incentives than models anticipated, accelerating runoff and reducing realized yields relative to projected performance. Even relatively modest deviations in prepayment assumptions created meaningful differences in valuation outcomes and hedge effectiveness. 

This environment highlights the compounding nature of MSR model risk. Small inaccuracies in assumptions around prepayments, delinquency transitions, recapture rates or borrower behavior can materially alter expected cash flows over the life of the asset. When those assumptions are embedded across large servicing portfolios, the impact on valuation and hedge performance can become significant.  

The challenge is that borrower behavior is not static. It evolves alongside changes in rates, home equity, credit conditions, servicer outreach strategies and available loss mitigation options. Models calibrated to historical norms alone may fail to capture how borrowers behave in today’s environment. 

For risk managers, maintaining model integrity requires continuous recalibration using current loan-level performance data and observable market behavior. A disciplined approach to validating assumptions helps reduce valuation drift, improve hedge alignment and preserve the economic performance of servicing portfolios over time. 

Market Calibration Matters More in an Active Trading Environment

The MSR market remains highly active, creating a valuable set of real-time pricing benchmarks for investors and servicers. Over the past 12 months, SitusAMC has tracked more than 100 MSR transactions across varying product types, coupons, portfolio sizes and seller profiles.  

This level of transaction activity provides important transparency into how the market is pricing risk in real time. It also underscores why effective risk management cannot rely solely on internally generated model outputs. 

Even well-constructed valuation models can become disconnected from executable market levels if they are not regularly calibrated against observable trades. Bid dynamics continue to vary based on portfolio composition, servicing quality, financing structures and buyer-specific assumptions around recapture and operating efficiencies. As a result, two portfolios with similar characteristics may still trade at meaningfully different levels depending on current market demand and execution conditions. 

Regular market calibration helps firms bridge the gap between theoretical value and actual liquidity. Benchmarking portfolios against recent trades improves confidence in valuation marks, supports more accurate hedge positioning and provides greater clarity around strategic decisions such as asset sales, acquisitions or capital allocation. In an active market, understanding where assets can realistically clear is just as important as understanding what models suggest they are worth.  

Forward Curves Provide a More Accurate View of Float and Escrow Earnings 

Float income continues to represent a meaningful component of MSR economics, particularly in a higher-rate environment. Yet many valuation approaches still rely heavily on spot rate assumptions when forecasting float and escrow earnings. In practice, these cash flows are far more dynamic.  

Escrow and custodial balances naturally fluctuate as loans prepay, refinance, default or remain outstanding longer than expected. In declining rate environments, faster prepayments may compress float balances more rapidly. Conversely, in stable or rising rate environments, slower runoff can extend the duration of float income streams. 

Using a forward curve framework—such as projected one-month SOFR rates—provides a more realistic representation of how these earnings evolve over time across different interest rate scenarios. Rather than assuming today’s rate environment remains static, forward curves incorporate market expectations around future monetary policy and short-term funding costs.  

This approach improves both valuation precision and hedge consistency. More accurate modeling of float income helps firms better understand total MSR returns, stress test earnings sensitivity and align hedging strategies with the timing of expected cash flows. 

As rate volatility persists, incorporating forward-looking interest rate assumptions has become increasingly important for capturing the true economics of servicing assets. 

Integrating Models, Markets and Hedge Strategy  

MSR risk management today requires an integrated framework that balances analytical discipline with real-time market awareness. Portfolio performance is driven not only by the quality of underlying assumptions, but also by the ability to actively manage interest rate exposure, monitor evolving borrower behavior and execute transactions efficiently in changing market conditions. 

At SitusAMC, we combine proprietary time-series data, granular loan-level analytics and current market intelligence—including real-time trade data from our brokerage desk—to help clients strengthen valuation accuracy and improve portfolio decision-making. Our team specializes in transforming complex and inconsistent servicing data into actionable insight, enabling clients to better monitor portfolio performance, benchmark execution levels and evaluate hedge strategies across a wide range of market scenarios.  

In an environment where small modeling differences can materially impact outcomes, disciplined risk management remains one of the most important drivers of long-term MSR performance. 

To learn more about how to strengthen your MSR risk management framework or evaluate hedge strategies in today’s market, visit our website or connect with our team by emailing connect@situsamc.com. Watch our May 2026 webinar here.