Some 68.0% of mortgages originated in 2025 were sold into MBS. Securitization rates were stable across most products, except for expanded-credit mortgages, where the securitization rate increased sharply. (Includes data table.)
The volume of jumbo mortgages handled by 30 major servicers inched up 1.3% between the end of third quarter of 2025 and yearend. Compared with the end of 2024, servicing volume was up 2.4%. (Includes data table.)
Non-agency jumbo mortgages accounted for 15.4% of total single-family originations in 2025, compared with a 12.7% share in 2024. Meanwhile, agency high-balance activity declined somewhat. (Includes three data tables.)
The nonconforming market continued to gain share during the fourth quarter. In all of 2025, the nonconforming sector accounted for 20.9% of first-lien originations, up from a 16.6% share in 2024. (Includes two data tables.)
Issuance of expanded-credit MBS increased by nearly 80% on an annual basis in 2025 to $75.91 billion. Prime non-agency MBS issuance was up nearly 40% to $45.19 billion. (Includes data table.)
The securitization rate for residential mortgages originated during the third quarter was near the same level seen in 2019. Meanwhile, the share of GSE-eligible mortgages that flowed into MBS increased.
Some $13.26 billion of high-balance mortgages were included in agency MBS issued during the third quarter of 2025. Nine months into the year, agency high-balance sales were down somewhat on an annual basis, with the decline concentrated in sales to the GSEs. (Includes three data tables.)
Lending was down slightly across products in the third quarter. UWM remained the largest conventional-conforming producer and moved into the top spot among originators of government-insured loans. (Includes two data tables.)