As might be expected, most of the erosion has been in the refinance market.

The refinance sector took the biggest hit in the agency market during the first quarter of 2022, though it still accounted for just over half of the loans sold to Fannie, Freddie and Ginnie. (Includes two data charts.)

Rocket Mortgage, PennyMac and United Wholesale Mortgage ranked as the top three lenders in 2021, the first time three nonbanks led the league table since Inside Mortgage Finance began annual rankings. (Includes two data charts.)

Repurchases on the 2020 vintage, currently $2.37 billion, likely will edge higher...

Fannie and Freddie reported nearly $3 billion in repurchases of defective loans during 2021, the highest annual total since 2014. Most buyback demands stemmed from record MBS issuance by the two GSEs over the past two years.

Moody's more than quadrupled its annual RMBS ratings volume...

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...