While the Fed is moving away from purchases of agency MBS, portfolio managers at PIMCO believe additional purchases are warranted. In the meantime, the GSEs are increasing their investments.

Neither Fannie nor Freddie issued any green bonds in the third quarter, though social bond issuance has been relatively healthy.

Despite a September surge in rate-term refinance business, agency single-family MBS production fell even as non-agency MBS production was booming. (Includes three data tables.)

The securitization rate for residential mortgages came down after reaching an elevated level in the first quarter of 2025. The rate declined for both GSE-eligible mortgages and non-agency loans during the second quarter. (Includes data table.)

Nonbank lenders continued to dominate the agency single-family market, accounting for 76.6% of new business in August. Nonbanks delivered more than 80% of agency refinance loans last month. (Includes two data tables.)

Agency single-family MBS issuance was up solidly in the second quarter, but it remains to be seen whether the market can match the pace set over the last six months of 2024. Commercial MBS and ABS issuance faltered in the second quarter. (Includes three data tables.)

A growing share of residential mortgages originated during the first quarter of 2025 flowed into MBS. Some of the shift looks to be tied to a decline in demand for mortgages at banks. (Includes data table.)

Ginnie Mae eliminated the 10% concentration limit on buydown securitizations in custom single-family MBS.

President Trump attempted to mollify concerns about the post-conservatorship guarantee of GSE MBS, but questions remain about the regulatory treatment of those securities and the TBA market.

Fannie Supers issuance was up sharply in the first quarter as the Fed finished restructuring its Fannie portfolio. Ginnie led the increase in agency REMIC production. (Includes two data tables.)