S&P actually lost some market share in rating ABS issued in 2021 but remained well ahead of the competition. Moody's usurped DBRS as the top rating service in the non-agency MBS world. (Includes two data charts.)

Freddie posted the bigger gain of the two with a hefty 18.5% surge in single-family MBS outstanding...

While nonbanks continued to amass a greater share of the MBS servicing market, Chase and other depository institutions boosted their owned servicing in 2021. (Includes two data charts.)

The Fed reported $402.67 billion of non-agency MBS outstanding at the end of the fourth quarter, a modest 0.9% nudge up from September...

Rising interest rates will likely bolster investor interest in floating-rate mortgage securities such as agency CMOs and non-agency products. The Fed expects to begin unwinding its massive agency MBS portfolio “at a coming meeting.” (Includes three data charts.)

Most of the decline was in portfolio holdings of mainstream agency MBS...

Mortgage REITs reported declines in their holdings of agency MBS during 2021, but diverse mortgage-related investments continued to grow. (Includes data chart.)

The conforming-jumbo business saw a modest setback in 2021...

Nonbank lenders discovered the non-agency jumbo market and helped drive production to a record $613 billion last year. The conforming-jumbo market fell sharply in the fourth quarter as lenders gamed the annual loan-limit adjustment. (Includes three data charts.)

The 21.5% decline in agency single-family MBS production in February may signal a deeper shift in mortgage market tectonics...