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Best Practices in Monitoring Assets in CRE Risk-Retention Portfolios

In the aftermath of the Global Financial Crisis, regulators took sweeping action to ensure better alignment of interests between issuers of securitized products and investors. Among the most significant reforms was the requirement that sponsors of commercial mortgage-backed securities (CMBS) retain a portion of the risk associated with the loans they securitize. This rule, implemented under the Dodd-Frank Act and effective since 2016, fundamentally changed the way CMBS sponsors manage and monitor risk. 

As institutions accumulate increasingly large and diverse risk-retention portfolios, effective oversight has become a resource-intensive process. For retaining sponsors, the most strategic approach may be to outsource this responsibility to a specialized third-party provider with deep credit expertise and scalable systems. 

The Challenge of Continuous Monitoring 

Today, the stakes are high: Retaining sponsors must hold 5% of the bonds issued, maintaining a real and lasting financial interest in the performance of the assets. The retained risk can be held in one of three ways: 

  • Vertical Retention involves the issuer holding 5% of each tranche of securities. 
  • Horizontal Retention requires holding 5% of the fair value of the most subordinated securities. This can be sold to a qualified third-party investor, subject to restrictions and a mandatory five-year holding period. 
  • L-Shaped Retention combines both vertical and horizontal elements to meet the 5% threshold, allowing partial outsourcing while keeping some risk with the issuer.

While risk-retention rules have elevated the discipline of CMBS origination, they’ve also added a layer of operational complexity. Retaining sponsors with hundreds of deals in their portfolio now face the challenge of monitoring thousands of loans on a quarterly, semi-annual or annual cadence. These obligations are ongoing and extend for the length of the hold period. 

In practice, loan surveillance involves more than reviewing servicer remittances. It requires proactive scrutiny of servicer commentary, borrower performance, leasing activity, property condition, market changes and deviations from original underwriting assumptions. Any sign of stress—whether it’s tenant turnover, missed payments or declining occupancy—must be flagged and further analyzed. 

Conducting this analysis internally can be prohibitively time-consuming. For large portfolios, a single round of review may take up to a month. Moreover, it diverts high-level professionals from their core function: executing new deals. Internal teams also face constraints in scalability and data infrastructure. 

New Approaches To Mitigating Risk in Securitized Products 

Given the snowball effect on risk-retention portfolios since the regulation went into effect, many lenders are now looking to outsource loan surveillance. A third-party provider can offer independence, efficiency and expertise—delivering a process that is both rigorous and cost-effective. Here are four key advantages:  

Speed and Scalability: Specialized surveillance teams are structured to handle large volumes of loans quickly. They have access to robust systems, standardized workflows and seasoned analysts who can scale reviews without compromising quality. This is particularly valuable during periods of increased market volatility. 

Experienced Professionals: These teams typically include individuals with backgrounds in credit analysis, lending and risk management. They understand how to interpret servicer reports, market data and property-level issues—and they know when to escalate concerns. 

Enhanced Risk Mitigation: Third-party providers help clients manage two critical risks: default risk, in which a loan deteriorates without adequate reserves in place; and operational risk, in which insufficient monitoring results in regulatory scrutiny or loss of autonomy within the organization.  

Best Practices in Outsourced Loan Surveillance  

The surveillance process is rooted in data, judgment and transparency. Third-party loan surveillance providers follow a systematic approach designed to meet the requirements of Risk Retention Rules and support sound portfolio management. Key practices include: 

Data Collection and Analysis: Providers pull in monthly remittance data from platforms like Trepp or Bloomberg, including information on paydowns, cash flows, appraisals and more. They prioritize top exposures and high-risk loans, ensuring the most material assets are reviewed first.  

Servicer Review: They closely examine servicer reports and commentary for signs of distress—such as deferred maintenance, major vacancies or deteriorating sponsorship. These red flags trigger deeper dives into borrower financials and property performance. 

Loan Review: Analysts compare current loan metrics to the original underwriting. If assumptions—such as occupancy or NOI—no longer hold, they adjust valuations and stress-test the loan to reflect current realities. The third-party provider shares the results as well as the stressing methodology and model.  

Market Recalibration: Third-party providers incorporate updated market data (e.g., cap rates, recent sales, leasing comps) to recalibrate asset valuations. Conservative modeling methodologies help establish the fair value of retained interests. 

Aggregation and Reporting: Problem loans are aggregated into a centralized report, detailing expected losses and exposure as a percentage of the portfolio. Providers deliver both operational summaries and high-level board reports, supporting transparency and regulatory documentation.  

Conclusion: A Strategic Imperative 

Risk-retention portfolios are here to stay, and with them, the responsibility of vigilant, ongoing asset monitoring. For institutions balancing regulatory compliance with the demands of business growth, outsourcing loan surveillance is not just a tactical decision—it’s a strategic imperative.  

An experienced third-party provider such as SitusAMC brings efficiency, independence and expertise to the table. They support better risk-adjusted decision-making and give internal teams the capacity to focus on client relationships and new transactions. In a market defined by complexity and competition, outsourcing surveillance is not merely a best practice—it’s a competitive advantage. 

For more information on SitusAMC’s Securitization Management and Support, visit our website 

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