The key factor for TBA investors is prepayment speeds. A quick scan of the FHFA data show that the conditional prepayment rates for UMBS issued by Fannie and those issued by Freddie have remained comparable since the launch of the single security in June.

The Fannie/Freddie JV in charge of the uniform MBS has a new CEO with a deep background in mortgage finance: Anthony Renzi. In early 2018, he was hired to run the day-to-day operations of Cenlar, the big kahuna of subservicing.