A mortgage with a prepayment penalty might be as much as 65 basis points cheaper for borrowers, according to GSE shareholder Bill Ackman.

Residential MBS, commercial MBS and non-mortgage ABS all posted significant gains in annual issuance in 2025. The agency MBS market got a big boost in the fourth quarter from refinance activity.

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.

Freddie sets an end date for investors to exchange legacy securities for those created as part of the single security initiative.

Formation of GSE Supers securities returned to more normal levels, equaling roughly 56% of Freddie/Fannie uniform MBS production in the third quarter. Ginnie set the pace in agency REMIC issuance. (Includes two data tables.)

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.)