Nonbank lender Rate expects to expand the use of AI in its originations and sales processes this year.

The fastest-growing sector of the agency servicing market was the cohort with coupons of 5% to 6%, which was up 11.8% in the fourth quarter. MSR with rates above 6% surged to $2 trillion. (Includes two data tables.)

Wells Fargo, Bank of America, and Chase increased mortgage production during the fourth quarter.