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摩根士丹利:机构抵押贷款支持证券周报_ 猜猜是谁
摩根· 2025-06-18 00:54
Investment Rating - The report does not explicitly state an investment rating for the industry, but it suggests a neutral stance on basis exposure due to weak near-term demand outlook and macro uncertainties [36]. Core Insights - The demand for conventional MBS is muted, with overseas investors likely holding a similar amount of conventionals and Ginnies, contrary to common assumptions [3][25]. - CMO issuance has significantly increased, representing approximately 34% of MBS issuance year-to-date compared to just 9% in 2020-2021, indicating a shift in market dynamics [9][18]. - The GSEs may expand their investment portfolios, which could bridge the gap until bank demand returns, potentially tightening mortgage basis [30][36]. Market Recap - Rates have rallied sharply due to weak inflation and jobless claims, with CPI and PPI coming in below expectations [10]. - Mortgage spreads have not tightened consistently due to opportunistic buying from marginal buyers, particularly overseas investors [21]. Demand and Supply Dynamics - The report highlights that overseas investors have been quieter this year, impacting the demand side of the equation [21]. - Servicing transfer volumes have decreased, but in-the-money loans tend to have faster speeds post-transfer [9]. - The GSEs' retained portfolios have a significant gap compared to regulatory caps, which could lead to increased investment in mortgages if the GSEs focus on generating earnings [30][31]. Investor Composition - The estimated composition of conventional MBS holders includes 26% Fed, 33% US Banks, 10% Overseas, 27% Money Managers, 1% GSEs, and 3% REITs [27]. - For Ginnie MBS, the composition is 17% Fed, 37% US Banks, 31% Overseas, and 15% Money Managers [29]. CMO Issuance Trends - CMO issuance has averaged $32 billion per month this year, driven by demand for floaters as investors seek to minimize duration risk [18]. - The report notes that CMO issuance levels have decoupled from overall MBS issuance, which remains muted [21]. Regulatory Considerations - Potential changes to LLPAs could tighten the credit box for existing low-credit borrowers, benefiting the prepayment profile of credit-impaired stores [44].